CVE-2023-43537Network attack vector

Information disclosure via WLAN action-frame over-read

Published Jun 3, 2024 · Updated Aug 2, 2024

Buffer over-read in the WLAN Host on affected Qualcomm Snapdragon platforms allows remote attackers to disclose information via T2LM Action Frames. The host mishandles a T2LM Action Frame and reads beyond the intended buffer boundary, exposing adjacent memory and potentially interrupting WLAN operation. Exploitation requires delivery of a crafted WLAN management frame; the published impact is limited to information disclosure and service interruption, without integrity impact.

CVSS severity6.5
Medium
EPSS probability0.21%
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 the WLAN Host on affected Qualcomm Snapdragon platforms allows remote attackers to disclose information via T2LM Action Frames. The host mishandles a T2LM Action Frame and reads beyond the intended buffer boundary, exposing adjacent memory and potentially interrupting WLAN operation. Exploitation requires delivery of a crafted WLAN management frame; the published impact is limited to information disclosure and service interruption, without integrity impact.

The record

CVE
CVE-2023-43537
Published
Jun 3, 2024
Updated
Aug 2, 2024
Vendor
Qualcomm
Product
Snapdragon
Classifications
CWE-126
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jun 3, 2024CVE 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

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Is a vulnerable build present?

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

  1. Affected versionversion=AR8035
  2. Affected versionversion=CSR8811
  3. Affected versionversion=FastConnect 6900
  4. Affected versionversion=FastConnect 7800
  5. Affected versionversion=Flight RB5 5G Platform
  6. Affected versionversion=Immersive Home 214 Platform
  7. Affected versionversion=Immersive Home 216 Platform
  8. Affected versionversion=Immersive Home 316 Platform
  9. Affected versionversion=Immersive Home 318 Platform
  10. Affected versionversion=Immersive Home 3210 Platform
  11. Affected versionversion=Immersive Home 326 Platform
  12. Affected versionversion=IPQ5010
  13. Affected versionversion=IPQ5028
  14. Affected versionversion=IPQ6000
  15. Affected versionversion=IPQ6010
  16. Affected versionversion=IPQ6018
  17. Affected versionversion=IPQ6028
  18. Affected versionversion=IPQ8070A
  19. Affected versionversion=IPQ8071A
  20. Affected versionversion=IPQ8072A
  21. Affected versionversion=IPQ8074A
  22. Affected versionversion=IPQ8076
  23. Affected versionversion=IPQ8076A
  24. Affected versionversion=IPQ8078
  25. Affected versionversion=IPQ8078A
  26. Affected versionversion=IPQ8173
  27. Affected versionversion=IPQ8174
  28. Affected versionversion=IPQ9008
  29. Affected versionversion=IPQ9570
  30. Affected versionversion=IPQ9574
  31. Affected versionversion=QCA0000
  32. Affected versionversion=QCA4024
  33. Affected versionversion=QCA6391
  34. Affected versionversion=QCA6554A
  35. Affected versionversion=QCA6564AU
  36. Affected versionversion=QCA6574
  37. Affected versionversion=QCA6574A
  38. Affected versionversion=QCA6574AU
  39. Affected versionversion=QCA6584AU
  40. Affected versionversion=QCA6595
  41. Affected versionversion=QCA6595AU
  42. Affected versionversion=QCA6696
  43. Affected versionversion=QCA8075
  44. Affected versionversion=QCA8081
  45. Affected versionversion=QCA8082
  46. Affected versionversion=QCA8084
  47. Affected versionversion=QCA8085
  48. Affected versionversion=QCA8337
  49. Affected versionversion=QCA8386
  50. Affected versionversion=QCA9888
  51. Affected versionversion=QCA9889
  52. Affected versionversion=QCC2073
  53. Affected versionversion=QCC2076
  54. Affected versionversion=QCC710
  55. Affected versionversion=QCF8000
  56. Affected versionversion=QCM8550
  57. Affected versionversion=QCN5022
  58. Affected versionversion=QCN5024
  59. Affected versionversion=QCN5052
  60. Affected versionversion=QCN5122
  61. Affected versionversion=QCN5124
  62. Affected versionversion=QCN5152
  63. Affected versionversion=QCN5154
  64. Affected versionversion=QCN5164
  65. Affected versionversion=QCN6023
  66. Affected versionversion=QCN6024
  67. Affected versionversion=QCN6112
  68. Affected versionversion=QCN6122
  69. Affected versionversion=QCN6132
  70. Affected versionversion=QCN6224
  71. Affected versionversion=QCN6274
  72. Affected versionversion=QCN9000
  73. Affected versionversion=QCN9012
  74. Affected versionversion=QCN9013
  75. Affected versionversion=QCN9022
  76. Affected versionversion=QCN9024
  77. Affected versionversion=QCN9070
  78. Affected versionversion=QCN9072
  79. Affected versionversion=QCN9074
  80. Affected versionversion=QCN9100
  81. Affected versionversion=QCN9274
  82. Affected versionversion=QCS7230
  83. Affected versionversion=QCS8250
  84. Affected versionversion=QCS8550
  85. Affected versionversion=QFW7114
  86. Affected versionversion=QFW7124
  87. Affected versionversion=QRB5165N
  88. Affected versionversion=Qualcomm Video Collaboration VC5 Platform
  89. Affected versionversion=Robotics RB5 Platform
  90. Affected versionversion=SDX55
  91. Affected versionversion=SDX65M
  92. Affected versionversion=SM8550P
  93. Affected versionversion=Snapdragon 8 Gen 2 Mobile Platform
  94. Affected versionversion=Snapdragon 8+ Gen 2 Mobile Platform
  95. Affected versionversion=Snapdragon AR2 Gen 1 Platform
  96. Affected versionversion=Snapdragon X65 5G Modem-RF System
  97. Affected versionversion=Snapdragon X75 5G Modem-RF System
  98. Affected versionversion=SSG2115P
  99. Affected versionversion=SSG2125P
  100. Affected versionversion=SXR1230P
  101. Affected versionversion=SXR2230P
  102. Affected versionversion=WCD9340
  103. Affected versionversion=WCD9380
  104. Affected versionversion=WCD9385
  105. Affected versionversion=WCD9390
  106. Affected versionversion=WCD9395
  107. Affected versionversion=WSA8830
  108. Affected versionversion=WSA8832
  109. Affected versionversion=WSA8835
  110. Affected versionversion=WSA8840
  111. Affected versionversion=WSA8845
  112. Affected versionversion=WSA8845H

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Qualcomm · Snapdragonversion=AR8035; version=CSR8811; 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=Immersive Home 3210 Platform; version=Immersive Home 326 Platform; version=IPQ5010; version=IPQ5028; version=IPQ6000; version=IPQ6010; version=IPQ6018; version=IPQ6028; version=IPQ8070A; version=IPQ8071A; version=IPQ8072A; version=IPQ8074A; version=IPQ8076; version=IPQ8076A; version=IPQ8078; version=IPQ8078A; version=IPQ8173; version=IPQ8174; version=IPQ9008; version=IPQ9570; version=IPQ9574; version=QCA0000; version=QCA4024; version=QCA6391; version=QCA6554A; version=QCA6564AU; version=QCA6574; version=QCA6574A; version=QCA6574AU; version=QCA6584AU; version=QCA6595; version=QCA6595AU; version=QCA6696; version=QCA8075; version=QCA8081; version=QCA8082; version=QCA8084; version=QCA8085; version=QCA8337; version=QCA8386; version=QCA9888; version=QCA9889; version=QCC2073; version=QCC2076; version=QCC710; version=QCF8000; version=QCM8550; version=QCN5022; version=QCN5024; version=QCN5052; version=QCN5122; version=QCN5124; version=QCN5152; version=QCN5154; version=QCN5164; version=QCN6023; version=QCN6024; version=QCN6112; version=QCN6122; version=QCN6132; version=QCN6224; version=QCN6274; version=QCN9000; version=QCN9012; version=QCN9013; version=QCN9022; version=QCN9024; version=QCN9070; version=QCN9072; version=QCN9074; version=QCN9100; version=QCN9274; version=QCS7230; version=QCS8250; version=QCS8550; version=QFW7114; version=QFW7124; version=QRB5165N; version=Qualcomm Video Collaboration VC5 Platform; version=Robotics RB5 Platform; version=SDX55; version=SDX65M; version=SM8550P; version=Snapdragon 8 Gen 2 Mobile Platform; version=Snapdragon 8+ Gen 2 Mobile Platform; version=Snapdragon AR2 Gen 1 Platform; version=Snapdragon X65 5G Modem-RF System; version=Snapdragon X75 5G Modem-RF System; version=SSG2115P; version=SSG2125P; version=SXR1230P; version=SXR2230P; version=WCD9340; version=WCD9380; version=WCD9385; version=WCD9390; version=WCD9395; version=WSA8830; version=WSA8832; version=WSA8835; version=WSA8840; version=WSA8845; version=WSA8845H

Published CVSS scores

6.5Qualcomm, Inc.CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
7.5NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

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 10, 2026Sep 16, 2026
Latest reporting daySep 16, 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

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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