CVE-2023-43533Network attack vector

Service interruption via undersized beacon frames

Published Feb 6, 2024 · Updated May 15, 2025

Buffer over-read in Qualcomm Snapdragon WLAN firmware allows remote attackers to interrupt wireless service via an undersized beacon frame. The firmware processes a received beacon shorter than the expected IEEE 802.11 beacon-frame structure and reads beyond the supplied buffer. No authentication or user interaction is required, and the documented consequence is a transient service interruption rather than data disclosure or modification.

CVSS severity7.5
High
EPSS probability0.32%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Buffer over-read in Qualcomm Snapdragon WLAN firmware allows remote attackers to interrupt wireless service via an undersized beacon frame. The firmware processes a received beacon shorter than the expected IEEE 802.11 beacon-frame structure and reads beyond the supplied buffer. No authentication or user interaction is required, and the documented consequence is a transient service interruption rather than data disclosure or modification.

The record

CVE
CVE-2023-43533
Published
Feb 6, 2024
Updated
May 15, 2025
Vendor
Qualcomm
Product
Snapdragon
Classifications
CWE-126, T1499
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Feb 6, 2024CVE publishedPublication date reported by the CVE source.
  2. May 15, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=315 5G IoT Modem
  2. Affected versionversion=AQT1000
  3. Affected versionversion=AR8035
  4. Affected versionversion=CSRA6620
  5. Affected versionversion=CSRA6640
  6. Affected versionversion=CSRB31024
  7. Affected versionversion=FastConnect 6200
  8. Affected versionversion=FastConnect 6700
  9. Affected versionversion=FastConnect 6800
  10. Affected versionversion=FastConnect 6900
  11. Affected versionversion=FastConnect 7800
  12. Affected versionversion=Immersive Home 3210 Platform
  13. Affected versionversion=Immersive Home 326 Platform
  14. Affected versionversion=IPQ5302
  15. Affected versionversion=IPQ5312
  16. Affected versionversion=IPQ5332
  17. Affected versionversion=QAM8255P
  18. Affected versionversion=QAM8295P
  19. Affected versionversion=QAM8650P
  20. Affected versionversion=QAM8775P
  21. Affected versionversion=QAMSRV1H
  22. Affected versionversion=QAMSRV1M
  23. Affected versionversion=QCA1062
  24. Affected versionversion=QCA1064
  25. Affected versionversion=QCA2062
  26. Affected versionversion=QCA2064
  27. Affected versionversion=QCA2065
  28. Affected versionversion=QCA2066
  29. Affected versionversion=QCA6174A
  30. Affected versionversion=QCA6310
  31. Affected versionversion=QCA6320
  32. Affected versionversion=QCA6335
  33. Affected versionversion=QCA6391
  34. Affected versionversion=QCA6420
  35. Affected versionversion=QCA6421
  36. Affected versionversion=QCA6426
  37. Affected versionversion=QCA6430
  38. Affected versionversion=QCA6431
  39. Affected versionversion=QCA6436
  40. Affected versionversion=QCA6554A
  41. Affected versionversion=QCA6564A
  42. Affected versionversion=QCA6564AU
  43. Affected versionversion=QCA6574
  44. Affected versionversion=QCA6574A
  45. Affected versionversion=QCA6574AU
  46. Affected versionversion=QCA6584AU
  47. Affected versionversion=QCA6595
  48. Affected versionversion=QCA6595AU
  49. Affected versionversion=QCA6678AQ
  50. Affected versionversion=QCA6688AQ
  51. Affected versionversion=QCA6696
  52. Affected versionversion=QCA6698AQ
  53. Affected versionversion=QCA6797AQ
  54. Affected versionversion=QCA8081
  55. Affected versionversion=QCA8337
  56. Affected versionversion=QCA8386
  57. Affected versionversion=QCC2073
  58. Affected versionversion=QCC2076
  59. Affected versionversion=QCC710
  60. Affected versionversion=QCF8000
  61. Affected versionversion=QCM2290
  62. Affected versionversion=QCM4290
  63. Affected versionversion=QCM4325
  64. Affected versionversion=QCM4490
  65. Affected versionversion=QCM6125
  66. Affected versionversion=QCM6490
  67. Affected versionversion=QCM8550
  68. Affected versionversion=QCN6024
  69. Affected versionversion=QCN6224
  70. Affected versionversion=QCN6274
  71. Affected versionversion=QCN6402
  72. Affected versionversion=QCN6412
  73. Affected versionversion=QCN6422
  74. Affected versionversion=QCN6432
  75. Affected versionversion=QCN9024
  76. Affected versionversion=QCN9274
  77. Affected versionversion=QCS2290
  78. Affected versionversion=QCS410
  79. Affected versionversion=QCS4290
  80. Affected versionversion=QCS4490
  81. Affected versionversion=QCS610
  82. Affected versionversion=QCS6125
  83. Affected versionversion=QCS6490
  84. Affected versionversion=QCS8550
  85. Affected versionversion=QEP8111
  86. Affected versionversion=QFW7114
  87. Affected versionversion=QFW7124
  88. Affected versionversion=QSM8250
  89. Affected versionversion=QSM8350
  90. Affected versionversion=Qualcomm Video Collaboration VC1 Platform
  91. Affected versionversion=Qualcomm Video Collaboration VC3 Platform
  92. Affected versionversion=Robotics RB3 Platform
  93. Affected versionversion=SA4150P
  94. Affected versionversion=SA6145P
  95. Affected versionversion=SA6150P
  96. Affected versionversion=SA6155
  97. Affected versionversion=SA6155P
  98. Affected versionversion=SA8145P
  99. Affected versionversion=SA8150P
  100. Affected versionversion=SA8155
  101. Affected versionversion=SA8155P
  102. Affected versionversion=SA8195P
  103. Affected versionversion=SA8255P
  104. Affected versionversion=SA8295P
  105. Affected versionversion=SA8650P
  106. Affected versionversion=SA8770P
  107. Affected versionversion=SA8775P
  108. Affected versionversion=SA9000P
  109. Affected versionversion=SC8180X+SDX55
  110. Affected versionversion=SC8380XP
  111. Affected versionversion=SD 455
  112. Affected versionversion=SD460
  113. Affected versionversion=SD660
  114. Affected versionversion=SD662
  115. Affected versionversion=SD670
  116. Affected versionversion=SD675
  117. Affected versionversion=SD 675
  118. Affected versionversion=SD730
  119. Affected versionversion=SD835
  120. Affected versionversion=SD855
  121. Affected versionversion=SD865 5G
  122. Affected versionversion=SD888
  123. Affected versionversion=SD 8CX
  124. Affected versionversion=SD 8 Gen1 5G
  125. Affected versionversion=SDX55
  126. Affected versionversion=SG4150P
  127. Affected versionversion=SM4125
  128. Affected versionversion=SM6250
  129. Affected versionversion=SM6250P
  130. Affected versionversion=SM7250P
  131. Affected versionversion=SM7315
  132. Affected versionversion=SM7325P
  133. Affected versionversion=SM8550P
  134. Affected versionversion=Smart Audio 400 Platform
  135. Affected versionversion=Snapdragon 460 Mobile Platform
  136. Affected versionversion=Snapdragon 480 5G Mobile Platform
  137. Affected versionversion=Snapdragon 480+ 5G Mobile Platform (SM4350-AC)
  138. Affected versionversion=Snapdragon 4 Gen 1 Mobile Platform
  139. Affected versionversion=Snapdragon 4 Gen 2 Mobile Platform
  140. Affected versionversion=Snapdragon 630 Mobile Platform
  141. Affected versionversion=Snapdragon 636 Mobile Platform
  142. Affected versionversion=Snapdragon 660 Mobile Platform
  143. Affected versionversion=Snapdragon 662 Mobile Platform
  144. Affected versionversion=Snapdragon 665 Mobile Platform
  145. Affected versionversion=Snapdragon 670 Mobile Platform
  146. Affected versionversion=Snapdragon 675 Mobile Platform
  147. Affected versionversion=Snapdragon 678 Mobile Platform (SM6150-AC)
  148. Affected versionversion=Snapdragon 680 4G Mobile Platform
  149. Affected versionversion=Snapdragon 685 4G Mobile Platform (SM6225-AD)
  150. Affected versionversion=Snapdragon 690 5G Mobile Platform
  151. Affected versionversion=Snapdragon 695 5G Mobile Platform
  152. Affected versionversion=Snapdragon 710 Mobile Platform
  153. Affected versionversion=Snapdragon 712 Mobile Platform
  154. Affected versionversion=Snapdragon 720G Mobile Platform
  155. Affected versionversion=Snapdragon 730G Mobile Platform (SM7150-AB)
  156. Affected versionversion=Snapdragon 730 Mobile Platform (SM7150-AA)
  157. Affected versionversion=Snapdragon 732G Mobile Platform (SM7150-AC)
  158. Affected versionversion=Snapdragon 750G 5G Mobile Platform
  159. Affected versionversion=Snapdragon 765 5G Mobile Platform (SM7250-AA)
  160. Affected versionversion=Snapdragon 765G 5G Mobile Platform (SM7250-AB)
  161. Affected versionversion=Snapdragon 768G 5G Mobile Platform (SM7250-AC)
  162. Affected versionversion=Snapdragon 778G 5G Mobile Platform
  163. Affected versionversion=Snapdragon 778G+ 5G Mobile Platform (SM7325-AE)
  164. Affected versionversion=Snapdragon 780G 5G Mobile Platform
  165. Affected versionversion=Snapdragon 782G Mobile Platform (SM7325-AF)
  166. Affected versionversion=Snapdragon 7c Compute Platform (SC7180-AC)
  167. Affected versionversion=Snapdragon 7c Gen 2 Compute Platform (SC7180-AD) "Rennell Pro"
  168. Affected versionversion=Snapdragon 7c+ Gen 3 Compute
  169. Affected versionversion=Snapdragon 835 Mobile PC Platform
  170. Affected versionversion=Snapdragon 845 Mobile Platform
  171. Affected versionversion=Snapdragon 850 Mobile Compute Platform
  172. Affected versionversion=Snapdragon 855+/860 Mobile Platform (SM8150-AC)
  173. Affected versionversion=Snapdragon 855 Mobile Platform
  174. Affected versionversion=Snapdragon 865 5G Mobile Platform
  175. Affected versionversion=Snapdragon 865+ 5G Mobile Platform (SM8250-AB)
  176. Affected versionversion=Snapdragon 870 5G Mobile Platform (SM8250-AC)
  177. Affected versionversion=Snapdragon 888 5G Mobile Platform
  178. Affected versionversion=Snapdragon 888+ 5G Mobile Platform (SM8350-AC)
  179. Affected versionversion=Snapdragon 8c Compute Platform (SC8180X-AD) "Poipu Lite"
  180. Affected versionversion=Snapdragon 8c Compute Platform (SC8180XP-AD) "Poipu Lite"
  181. Affected versionversion=Snapdragon 8cx Compute Platform (SC8180X-AA, AB)
  182. Affected versionversion=Snapdragon 8cx Compute Platform (SC8180XP-AC, AF) "Poipu Pro"
  183. Affected versionversion=Snapdragon 8cx Gen 2 5G Compute Platform (SC8180X-AC, AF) "Poipu Pro"
  184. Affected versionversion=Snapdragon 8cx Gen 2 5G Compute Platform (SC8180XP-AA, AB)
  185. Affected versionversion=Snapdragon 8cx Gen 3 Compute Platform (SC8280XP-AB, BB)
  186. Affected versionversion=Snapdragon 8 Gen 1 Mobile Platform
  187. Affected versionversion=Snapdragon 8+ Gen 1 Mobile Platform
  188. Affected versionversion=Snapdragon 8 Gen 2 Mobile Platform
  189. Affected versionversion=Snapdragon 8+ Gen 2 Mobile Platform
  190. Affected versionversion=Snapdragon 8 Gen 3 Mobile Platform
  191. Affected versionversion=Snapdragon AR2 Gen 1 Platform
  192. Affected versionversion=Snapdragon Auto 4G Modem
  193. Affected versionversion=Snapdragon Auto 5G Modem-RF
  194. Affected versionversion=Snapdragon Auto 5G Modem-RF Gen 2
  195. Affected versionversion=Snapdragon W5+ Gen 1 Wearable Platform
  196. Affected versionversion=Snapdragon X35 5G Modem-RF System
  197. Affected versionversion=Snapdragon X50 5G Modem-RF System
  198. Affected versionversion=Snapdragon X55 5G Modem-RF System
  199. Affected versionversion=Snapdragon X65 5G Modem-RF System
  200. Affected versionversion=Snapdragon X75 5G Modem-RF System
  201. Affected versionversion=Snapdragon XR1 Platform
  202. Affected versionversion=Snapdragon XR2 5G Platform
  203. Affected versionversion=Snapdragon XR2+ Gen 1 Platform
  204. Affected versionversion=SRV1H
  205. Affected versionversion=SRV1M
  206. Affected versionversion=SSG2115P
  207. Affected versionversion=SSG2125P
  208. Affected versionversion=SW5100
  209. Affected versionversion=SW5100P
  210. Affected versionversion=SXR1120
  211. Affected versionversion=SXR1230P
  212. Affected versionversion=SXR2130
  213. Affected versionversion=SXR2230P
  214. Affected versionversion=Vision Intelligence 300 Platform
  215. Affected versionversion=Vision Intelligence 400 Platform
  216. Affected versionversion=WCD9326
  217. Affected versionversion=WCD9335
  218. Affected versionversion=WCD9340
  219. Affected versionversion=WCD9341
  220. Affected versionversion=WCD9360
  221. Affected versionversion=WCD9370
  222. Affected versionversion=WCD9371
  223. Affected versionversion=WCD9375
  224. Affected versionversion=WCD9380
  225. Affected versionversion=WCD9385
  226. Affected versionversion=WCD9390
  227. Affected versionversion=WCD9395
  228. Affected versionversion=WCN3910
  229. Affected versionversion=WCN3950
  230. Affected versionversion=WCN3980
  231. Affected versionversion=WCN3988
  232. Affected versionversion=WCN3990
  233. Affected versionversion=WCN6740
  234. Affected versionversion=WSA8810
  235. Affected versionversion=WSA8815
  236. Affected versionversion=WSA8830
  237. Affected versionversion=WSA8832
  238. Affected versionversion=WSA8835
  239. Affected versionversion=WSA8840
  240. Affected versionversion=WSA8845
  241. Affected versionversion=WSA8845H

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Qualcomm · Snapdragonversion=315 5G IoT Modem; version=AQT1000; version=AR8035; version=CSRA6620; version=CSRA6640; version=CSRB31024; version=FastConnect 6200; version=FastConnect 6700; version=FastConnect 6800; version=FastConnect 6900; version=FastConnect 7800; version=Immersive Home 3210 Platform; version=Immersive Home 326 Platform; version=IPQ5302; version=IPQ5312; version=IPQ5332; version=QAM8255P; version=QAM8295P; version=QAM8650P; version=QAM8775P; version=QAMSRV1H; version=QAMSRV1M; version=QCA1062; version=QCA1064; version=QCA2062; version=QCA2064; version=QCA2065; version=QCA2066; version=QCA6174A; version=QCA6310; version=QCA6320; version=QCA6335; version=QCA6391; version=QCA6420; version=QCA6421; version=QCA6426; version=QCA6430; version=QCA6431; version=QCA6436; version=QCA6554A; version=QCA6564A; version=QCA6564AU; version=QCA6574; version=QCA6574A; version=QCA6574AU; version=QCA6584AU; version=QCA6595; version=QCA6595AU; version=QCA6678AQ; version=QCA6688AQ; version=QCA6696; version=QCA6698AQ; version=QCA6797AQ; version=QCA8081; version=QCA8337; version=QCA8386; version=QCC2073; version=QCC2076; version=QCC710; version=QCF8000; version=QCM2290; version=QCM4290; version=QCM4325; version=QCM4490; version=QCM6125; version=QCM6490; version=QCM8550; version=QCN6024; version=QCN6224; version=QCN6274; version=QCN6402; version=QCN6412; version=QCN6422; version=QCN6432; version=QCN9024; version=QCN9274; version=QCS2290; version=QCS410; version=QCS4290; version=QCS4490; version=QCS610; version=QCS6125; version=QCS6490; version=QCS8550; version=QEP8111; version=QFW7114; version=QFW7124; version=QSM8250; version=QSM8350; version=Qualcomm Video Collaboration VC1 Platform; version=Qualcomm Video Collaboration VC3 Platform; version=Robotics RB3 Platform; version=SA4150P; version=SA6145P; version=SA6150P; version=SA6155; version=SA6155P; version=SA8145P; version=SA8150P; version=SA8155; version=SA8155P; version=SA8195P; version=SA8255P; version=SA8295P; version=SA8650P; version=SA8770P; version=SA8775P; version=SA9000P; version=SC8180X+SDX55; version=SC8380XP; version=SD 455; version=SD460; version=SD660; version=SD662; version=SD670; version=SD675; version=SD 675; version=SD730; version=SD835; version=SD855; version=SD865 5G; version=SD888; version=SD 8CX; version=SD 8 Gen1 5G; version=SDX55; version=SG4150P; version=SM4125; version=SM6250; version=SM6250P; version=SM7250P; version=SM7315; version=SM7325P; version=SM8550P; version=Smart Audio 400 Platform; version=Snapdragon 460 Mobile Platform; version=Snapdragon 480 5G Mobile Platform; version=Snapdragon 480+ 5G Mobile Platform (SM4350-AC); version=Snapdragon 4 Gen 1 Mobile Platform; version=Snapdragon 4 Gen 2 Mobile Platform; version=Snapdragon 630 Mobile Platform; version=Snapdragon 636 Mobile Platform; version=Snapdragon 660 Mobile Platform; version=Snapdragon 662 Mobile Platform; version=Snapdragon 665 Mobile Platform; version=Snapdragon 670 Mobile Platform; version=Snapdragon 675 Mobile Platform; version=Snapdragon 678 Mobile Platform (SM6150-AC); version=Snapdragon 680 4G Mobile Platform; version=Snapdragon 685 4G Mobile Platform (SM6225-AD); version=Snapdragon 690 5G Mobile Platform; version=Snapdragon 695 5G Mobile Platform; version=Snapdragon 710 Mobile Platform; version=Snapdragon 712 Mobile Platform; version=Snapdragon 720G Mobile Platform; version=Snapdragon 730G Mobile Platform (SM7150-AB); version=Snapdragon 730 Mobile Platform (SM7150-AA); version=Snapdragon 732G Mobile Platform (SM7150-AC); version=Snapdragon 750G 5G Mobile Platform; version=Snapdragon 765 5G Mobile Platform (SM7250-AA); version=Snapdragon 765G 5G Mobile Platform (SM7250-AB); version=Snapdragon 768G 5G Mobile Platform (SM7250-AC); version=Snapdragon 778G 5G Mobile Platform; version=Snapdragon 778G+ 5G Mobile Platform (SM7325-AE); version=Snapdragon 780G 5G Mobile Platform; version=Snapdragon 782G Mobile Platform (SM7325-AF); version=Snapdragon 7c Compute Platform (SC7180-AC); version=Snapdragon 7c Gen 2 Compute Platform (SC7180-AD) "Rennell Pro"; version=Snapdragon 7c+ Gen 3 Compute; version=Snapdragon 835 Mobile PC Platform; version=Snapdragon 845 Mobile Platform; version=Snapdragon 850 Mobile Compute Platform; version=Snapdragon 855+/860 Mobile Platform (SM8150-AC); version=Snapdragon 855 Mobile Platform; version=Snapdragon 865 5G Mobile Platform; version=Snapdragon 865+ 5G Mobile Platform (SM8250-AB); version=Snapdragon 870 5G Mobile Platform (SM8250-AC); version=Snapdragon 888 5G Mobile Platform; version=Snapdragon 888+ 5G Mobile Platform (SM8350-AC); version=Snapdragon 8c Compute Platform (SC8180X-AD) "Poipu Lite"; version=Snapdragon 8c Compute Platform (SC8180XP-AD) "Poipu Lite"; version=Snapdragon 8cx Compute Platform (SC8180X-AA, AB); version=Snapdragon 8cx Compute Platform (SC8180XP-AC, AF) "Poipu Pro"; version=Snapdragon 8cx Gen 2 5G Compute Platform (SC8180X-AC, AF) "Poipu Pro"; version=Snapdragon 8cx Gen 2 5G Compute Platform (SC8180XP-AA, AB); version=Snapdragon 8cx Gen 3 Compute Platform (SC8280XP-AB, BB); version=Snapdragon 8 Gen 1 Mobile Platform; version=Snapdragon 8+ Gen 1 Mobile Platform; version=Snapdragon 8 Gen 2 Mobile Platform; version=Snapdragon 8+ Gen 2 Mobile Platform; version=Snapdragon 8 Gen 3 Mobile Platform; version=Snapdragon AR2 Gen 1 Platform; version=Snapdragon Auto 4G Modem; version=Snapdragon Auto 5G Modem-RF; version=Snapdragon Auto 5G Modem-RF Gen 2; version=Snapdragon W5+ Gen 1 Wearable Platform; version=Snapdragon X35 5G Modem-RF System; version=Snapdragon X50 5G Modem-RF System; version=Snapdragon X55 5G Modem-RF System; version=Snapdragon X65 5G Modem-RF System; version=Snapdragon X75 5G Modem-RF System; version=Snapdragon XR1 Platform; version=Snapdragon XR2 5G Platform; version=Snapdragon XR2+ Gen 1 Platform; version=SRV1H; version=SRV1M; version=SSG2115P; version=SSG2125P; version=SW5100; version=SW5100P; version=SXR1120; version=SXR1230P; version=SXR2130; version=SXR2230P; version=Vision Intelligence 300 Platform; version=Vision Intelligence 400 Platform; version=WCD9326; version=WCD9335; version=WCD9340; version=WCD9341; version=WCD9360; version=WCD9370; version=WCD9371; version=WCD9375; version=WCD9380; version=WCD9385; version=WCD9390; version=WCD9395; version=WCN3910; version=WCN3950; version=WCN3980; version=WCN3988; version=WCN3990; version=WCN6740; version=WSA8810; version=WSA8815; version=WSA8830; version=WSA8832; version=WSA8835; version=WSA8840; version=WSA8845; version=WSA8845H

Published CVSS scores

7.5Qualcomm, Inc.CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-126Buffer Over-read
T1499Endpoint Denial of Service

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

See the directory against your own environment.

Your stack

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