CVE-2023-28572Network attack vector

Memory corruption via WLAN scan descriptor over-read

Published Nov 7, 2023 · Updated Aug 2, 2024

Buffer over-read in Qualcomm Snapdragon WLAN HOST allows remote authenticated users to trigger memory corruption through WLAN scan processing. While processing the WLAN scan descriptor list, WLAN HOST reads beyond the intended buffer boundary; Qualcomm has not disclosed the responsible routine or descriptor field. Exploitation requires network access, high privileges, and no user interaction, while the precise resulting corruption effect remains undisclosed.

CVSS severity6.6
Medium
EPSS probability0.40%
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 HOST allows remote authenticated users to trigger memory corruption through WLAN scan processing. While processing the WLAN scan descriptor list, WLAN HOST reads beyond the intended buffer boundary; Qualcomm has not disclosed the responsible routine or descriptor field. Exploitation requires network access, high privileges, and no user interaction, while the precise resulting corruption effect remains undisclosed.

The record

CVE
CVE-2023-28572
Published
Nov 7, 2023
Updated
Aug 2, 2024
Vendor
Qualcomm
Product
Snapdragon
Classifications
CWE-126
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Nov 7, 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

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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=CSRB31024
  2. Affected versionversion=FastConnect 6800
  3. Affected versionversion=FastConnect 6900
  4. Affected versionversion=FastConnect 7800
  5. Affected versionversion=MDM9628
  6. Affected versionversion=MSM8996AU
  7. Affected versionversion=QAM8295P
  8. Affected versionversion=QCA6174A
  9. Affected versionversion=QCA6175A
  10. Affected versionversion=QCA6391
  11. Affected versionversion=QCA6421
  12. Affected versionversion=QCA6426
  13. Affected versionversion=QCA6431
  14. Affected versionversion=QCA6436
  15. Affected versionversion=QCA6554A
  16. Affected versionversion=QCA6564A
  17. Affected versionversion=QCA6564AU
  18. Affected versionversion=QCA6574
  19. Affected versionversion=QCA6574A
  20. Affected versionversion=QCA6574AU
  21. Affected versionversion=QCA6584AU
  22. Affected versionversion=QCA6595
  23. Affected versionversion=QCA6595AU
  24. Affected versionversion=QCA6678AQ
  25. Affected versionversion=QCA6696
  26. Affected versionversion=QCA6698AQ
  27. Affected versionversion=QCA9377
  28. Affected versionversion=QCA9379
  29. Affected versionversion=QCC2073
  30. Affected versionversion=QCC2076
  31. Affected versionversion=SA6145P
  32. Affected versionversion=SA6150P
  33. Affected versionversion=SA6155P
  34. Affected versionversion=SA8145P
  35. Affected versionversion=SA8150P
  36. Affected versionversion=SA8155P
  37. Affected versionversion=SA8195P
  38. Affected versionversion=SA8295P
  39. Affected versionversion=Snapdragon 820 Automotive Platform
  40. Affected versionversion=Snapdragon 865 5G Mobile Platform
  41. Affected versionversion=Snapdragon 865+ 5G Mobile Platform (SM8250-AB)
  42. Affected versionversion=Snapdragon 870 5G Mobile Platform (SM8250-AC)
  43. Affected versionversion=Snapdragon Auto 4G Modem
  44. Affected versionversion=Snapdragon Auto 5G Modem-RF
  45. Affected versionversion=Snapdragon X55 5G Modem-RF System
  46. Affected versionversion=SW5100
  47. Affected versionversion=SW5100P
  48. Affected versionversion=WCD9380
  49. Affected versionversion=WCD9385
  50. Affected versionversion=WCN3980
  51. Affected versionversion=WCN3988
  52. Affected versionversion=WSA8810
  53. Affected versionversion=WSA8815
  54. Affected versionversion=WSA8830
  55. Affected versionversion=WSA8835

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Qualcomm · Snapdragonversion=CSRB31024; version=FastConnect 6800; version=FastConnect 6900; version=FastConnect 7800; version=MDM9628; version=MSM8996AU; version=QAM8295P; version=QCA6174A; version=QCA6175A; version=QCA6391; version=QCA6421; version=QCA6426; 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=QCA6696; version=QCA6698AQ; version=QCA9377; version=QCA9379; version=QCC2073; version=QCC2076; version=SA6145P; version=SA6150P; version=SA6155P; version=SA8145P; version=SA8150P; version=SA8155P; version=SA8195P; version=SA8295P; version=Snapdragon 820 Automotive 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 Auto 4G Modem; version=Snapdragon Auto 5G Modem-RF; version=Snapdragon X55 5G Modem-RF System; version=SW5100; version=SW5100P; version=WCD9380; version=WCD9385; version=WCN3980; version=WCN3988; version=WSA8810; version=WSA8815; version=WSA8830; version=WSA8835

Published CVSS scores

6.6Qualcomm, Inc.CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/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 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesadmin
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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