CVE-2023-33015Network attack vector

Transient denial of service via malformed MBSSID element

Published Sep 5, 2023 · Updated Aug 2, 2024

Buffer over-read in Qualcomm Snapdragon WLAN firmware allows remote attackers to cause a transient service interruption via a crafted Wi-Fi beacon. The firmware misinterprets an untrusted multiple basic service set identifier information element in a received beacon frame and reads past the intended buffer boundary. The affected device must process the attacker's wireless beacon; Qualcomm reports only a transient denial of service, not data disclosure or modification.

CVSS severity7.5
High
EPSS probability0.38%
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 cause a transient service interruption via a crafted Wi-Fi beacon. The firmware misinterprets an untrusted multiple basic service set identifier information element in a received beacon frame and reads past the intended buffer boundary. The affected device must process the attacker's wireless beacon; Qualcomm reports only a transient denial of service, not data disclosure or modification.

The record

CVE
CVE-2023-33015
Published
Sep 5, 2023
Updated
Aug 2, 2024
Vendor
Qualcomm
Product
Snapdragon
Classifications
CWE-126, T1499.004
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Sep 5, 2023CVE publishedPublication date reported by the CVE source.
  2. Aug 2, 2024Record 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=AR9380
  5. Affected versionversion=CSR8811
  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=Flight RB5 5G Platform
  13. Affected versionversion=Immersive Home 214 Platform
  14. Affected versionversion=Immersive Home 216 Platform
  15. Affected versionversion=Immersive Home 316 Platform
  16. Affected versionversion=Immersive Home 318 Platform
  17. Affected versionversion=IPQ4018
  18. Affected versionversion=IPQ4028
  19. Affected versionversion=IPQ4029
  20. Affected versionversion=IPQ5010
  21. Affected versionversion=IPQ5028
  22. Affected versionversion=IPQ6010
  23. Affected versionversion=IPQ6018
  24. Affected versionversion=IPQ6028
  25. Affected versionversion=IPQ8064
  26. Affected versionversion=IPQ8065
  27. Affected versionversion=IPQ8068
  28. Affected versionversion=IPQ8069
  29. Affected versionversion=IPQ8070
  30. Affected versionversion=IPQ8070A
  31. Affected versionversion=IPQ8071A
  32. Affected versionversion=IPQ8072A
  33. Affected versionversion=IPQ8074
  34. Affected versionversion=IPQ8074A
  35. Affected versionversion=IPQ8076
  36. Affected versionversion=IPQ8076A
  37. Affected versionversion=IPQ8078
  38. Affected versionversion=IPQ8078A
  39. Affected versionversion=IPQ8173
  40. Affected versionversion=IPQ8174
  41. Affected versionversion=PMP8074
  42. Affected versionversion=QAM8255P
  43. Affected versionversion=QAM8295P
  44. Affected versionversion=QCA1062
  45. Affected versionversion=QCA1064
  46. Affected versionversion=QCA2062
  47. Affected versionversion=QCA2064
  48. Affected versionversion=QCA2065
  49. Affected versionversion=QCA2066
  50. Affected versionversion=QCA4024
  51. Affected versionversion=QCA6310
  52. Affected versionversion=QCA6335
  53. Affected versionversion=QCA6391
  54. Affected versionversion=QCA6420
  55. Affected versionversion=QCA6421
  56. Affected versionversion=QCA6426
  57. Affected versionversion=QCA6428
  58. Affected versionversion=QCA6430
  59. Affected versionversion=QCA6431
  60. Affected versionversion=QCA6436
  61. Affected versionversion=QCA6438
  62. Affected versionversion=QCA6554A
  63. Affected versionversion=QCA6564AU
  64. Affected versionversion=QCA6574
  65. Affected versionversion=QCA6574A
  66. Affected versionversion=QCA6574AU
  67. Affected versionversion=QCA6584AU
  68. Affected versionversion=QCA6595
  69. Affected versionversion=QCA6595AU
  70. Affected versionversion=QCA6678AQ
  71. Affected versionversion=QCA6696
  72. Affected versionversion=QCA6698AQ
  73. Affected versionversion=QCA6797AQ
  74. Affected versionversion=QCA8072
  75. Affected versionversion=QCA8075
  76. Affected versionversion=QCA8081
  77. Affected versionversion=QCA8337
  78. Affected versionversion=QCA9886
  79. Affected versionversion=QCA9888
  80. Affected versionversion=QCA9889
  81. Affected versionversion=QCA9898
  82. Affected versionversion=QCA9980
  83. Affected versionversion=QCA9984
  84. Affected versionversion=QCA9985
  85. Affected versionversion=QCA9986
  86. Affected versionversion=QCA9990
  87. Affected versionversion=QCA9992
  88. Affected versionversion=QCA9994
  89. Affected versionversion=QCM4490
  90. Affected versionversion=QCM6490
  91. Affected versionversion=QCN5021
  92. Affected versionversion=QCN5022
  93. Affected versionversion=QCN5024
  94. Affected versionversion=QCN5052
  95. Affected versionversion=QCN5054
  96. Affected versionversion=QCN5122
  97. Affected versionversion=QCN5124
  98. Affected versionversion=QCN5152
  99. Affected versionversion=QCN5154
  100. Affected versionversion=QCN5164
  101. Affected versionversion=QCN6023
  102. Affected versionversion=QCN6024
  103. Affected versionversion=QCN6122
  104. Affected versionversion=QCN6132
  105. Affected versionversion=QCN7605
  106. Affected versionversion=QCN7606
  107. Affected versionversion=QCN9000
  108. Affected versionversion=QCN9011
  109. Affected versionversion=QCN9012
  110. Affected versionversion=QCN9022
  111. Affected versionversion=QCN9024
  112. Affected versionversion=QCN9070
  113. Affected versionversion=QCN9072
  114. Affected versionversion=QCN9074
  115. Affected versionversion=QCN9100
  116. Affected versionversion=QCS4490
  117. Affected versionversion=QCS6490
  118. Affected versionversion=QCS8250
  119. Affected versionversion=QCS8550
  120. Affected versionversion=QRB5165M
  121. Affected versionversion=QRB5165N
  122. Affected versionversion=QSM8250
  123. Affected versionversion=QSM8350
  124. Affected versionversion=Robotics RB5 Platform
  125. Affected versionversion=SA4150P
  126. Affected versionversion=SA6145P
  127. Affected versionversion=SA6150P
  128. Affected versionversion=SA6155
  129. Affected versionversion=SA6155P
  130. Affected versionversion=SA8145P
  131. Affected versionversion=SA8150P
  132. Affected versionversion=SA8155
  133. Affected versionversion=SA8155P
  134. Affected versionversion=SA8195P
  135. Affected versionversion=SA8255P
  136. Affected versionversion=SA8295P
  137. Affected versionversion=SC8180X+SDX55
  138. Affected versionversion=SD865 5G
  139. Affected versionversion=SD888
  140. Affected versionversion=SD 8 Gen1 5G
  141. Affected versionversion=SDX55
  142. Affected versionversion=SM7315
  143. Affected versionversion=SM7325P
  144. Affected versionversion=Snapdragon 778G 5G Mobile Platform
  145. Affected versionversion=Snapdragon 778G+ 5G Mobile Platform (SM7325-AE)
  146. Affected versionversion=Snapdragon 780G 5G Mobile Platform
  147. Affected versionversion=Snapdragon 782G Mobile Platform (SM7325-AF)
  148. Affected versionversion=Snapdragon 7c+ Gen 3 Compute
  149. Affected versionversion=Snapdragon 865 5G Mobile Platform
  150. Affected versionversion=Snapdragon 865+ 5G Mobile Platform (SM8250-AB)
  151. Affected versionversion=Snapdragon 870 5G Mobile Platform (SM8250-AC)
  152. Affected versionversion=Snapdragon 888 5G Mobile Platform
  153. Affected versionversion=Snapdragon 888+ 5G Mobile Platform (SM8350-AC)
  154. Affected versionversion=Snapdragon 8c Compute Platform (SC8180X-AD) "Poipu Lite"
  155. Affected versionversion=Snapdragon 8c Compute Platform (SC8180XP-AD) "Poipu Lite"
  156. Affected versionversion=Snapdragon 8cx Compute Platform (SC8180X-AA, AB)
  157. Affected versionversion=Snapdragon 8cx Compute Platform (SC8180XP-AC, AF) "Poipu Pro"
  158. Affected versionversion=Snapdragon 8cx Gen 2 5G Compute Platform (SC8180X-AC, AF) "Poipu Pro"
  159. Affected versionversion=Snapdragon 8cx Gen 2 5G Compute Platform (SC8180XP-AA, AB)
  160. Affected versionversion=Snapdragon 8cx Gen 3 Compute Platform (SC8280XP-AB, BB)
  161. Affected versionversion=Snapdragon 8 Gen 1 Mobile Platform
  162. Affected versionversion=Snapdragon 8+ Gen 1 Mobile Platform
  163. Affected versionversion=Snapdragon AR2 Gen 1 Platform
  164. Affected versionversion=Snapdragon Auto 4G Modem
  165. Affected versionversion=Snapdragon Auto 5G Modem-RF
  166. Affected versionversion=Snapdragon X55 5G Modem-RF System
  167. Affected versionversion=Snapdragon X65 5G Modem-RF System
  168. Affected versionversion=Snapdragon XR2 5G Platform
  169. Affected versionversion=Snapdragon XR2+ Gen 1 Platform
  170. Affected versionversion=SSG2115P
  171. Affected versionversion=SSG2125P
  172. Affected versionversion=SXR1230P
  173. Affected versionversion=SXR2130
  174. Affected versionversion=SXR2230P
  175. Affected versionversion=WCD9340
  176. Affected versionversion=WCD9341
  177. Affected versionversion=WCD9360
  178. Affected versionversion=WCD9370
  179. Affected versionversion=WCD9375
  180. Affected versionversion=WCD9380
  181. Affected versionversion=WCD9385
  182. Affected versionversion=WCN3950
  183. Affected versionversion=WCN3980
  184. Affected versionversion=WCN6740
  185. Affected versionversion=WSA8810
  186. Affected versionversion=WSA8815
  187. Affected versionversion=WSA8830
  188. Affected versionversion=WSA8832
  189. Affected versionversion=WSA8835

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Qualcomm · Snapdragonversion=315 5G IoT Modem; version=AQT1000; version=AR8035; version=AR9380; version=CSR8811; version=CSRB31024; version=FastConnect 6200; version=FastConnect 6700; version=FastConnect 6800; version=FastConnect 6900; version=FastConnect 7800; version=Flight RB5 5G Platform; version=Immersive Home 214 Platform; version=Immersive Home 216 Platform; version=Immersive Home 316 Platform; version=Immersive Home 318 Platform; version=IPQ4018; version=IPQ4028; version=IPQ4029; version=IPQ5010; version=IPQ5028; version=IPQ6010; version=IPQ6018; version=IPQ6028; version=IPQ8064; version=IPQ8065; version=IPQ8068; version=IPQ8069; version=IPQ8070; version=IPQ8070A; version=IPQ8071A; version=IPQ8072A; version=IPQ8074; version=IPQ8074A; version=IPQ8076; version=IPQ8076A; version=IPQ8078; version=IPQ8078A; version=IPQ8173; version=IPQ8174; version=PMP8074; version=QAM8255P; version=QAM8295P; version=QCA1062; version=QCA1064; version=QCA2062; version=QCA2064; version=QCA2065; version=QCA2066; version=QCA4024; version=QCA6310; version=QCA6335; version=QCA6391; version=QCA6420; version=QCA6421; version=QCA6426; version=QCA6428; version=QCA6430; version=QCA6431; version=QCA6436; version=QCA6438; version=QCA6554A; version=QCA6564AU; version=QCA6574; version=QCA6574A; version=QCA6574AU; version=QCA6584AU; version=QCA6595; version=QCA6595AU; version=QCA6678AQ; version=QCA6696; version=QCA6698AQ; version=QCA6797AQ; version=QCA8072; version=QCA8075; version=QCA8081; version=QCA8337; version=QCA9886; version=QCA9888; version=QCA9889; version=QCA9898; version=QCA9980; version=QCA9984; version=QCA9985; version=QCA9986; version=QCA9990; version=QCA9992; version=QCA9994; version=QCM4490; version=QCM6490; version=QCN5021; version=QCN5022; version=QCN5024; version=QCN5052; version=QCN5054; version=QCN5122; version=QCN5124; version=QCN5152; version=QCN5154; version=QCN5164; version=QCN6023; version=QCN6024; version=QCN6122; version=QCN6132; version=QCN7605; version=QCN7606; version=QCN9000; version=QCN9011; version=QCN9012; version=QCN9022; version=QCN9024; version=QCN9070; version=QCN9072; version=QCN9074; version=QCN9100; version=QCS4490; version=QCS6490; version=QCS8250; version=QCS8550; version=QRB5165M; version=QRB5165N; version=QSM8250; version=QSM8350; version=Robotics RB5 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=SC8180X+SDX55; version=SD865 5G; version=SD888; version=SD 8 Gen1 5G; version=SDX55; version=SM7315; version=SM7325P; 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+ Gen 3 Compute; 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 AR2 Gen 1 Platform; version=Snapdragon Auto 4G Modem; version=Snapdragon Auto 5G Modem-RF; version=Snapdragon X55 5G Modem-RF System; version=Snapdragon X65 5G Modem-RF System; version=Snapdragon XR2 5G Platform; version=Snapdragon XR2+ Gen 1 Platform; version=SSG2115P; version=SSG2125P; version=SXR1230P; version=SXR2130; version=SXR2230P; version=WCD9340; version=WCD9341; version=WCD9360; version=WCD9370; version=WCD9375; version=WCD9380; version=WCD9385; version=WCN3950; version=WCN3980; version=WCN6740; version=WSA8810; version=WSA8815; version=WSA8830; version=WSA8832; version=WSA8835

Published CVSS scores

7.5QualcommCVSS: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
T1499.004Application or System Exploitation

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

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Your stack

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