CVE-2023-33038

Memory corruption via integer overflow in message handling

Published Jan 2, 2024 · Updated Nov 14, 2024

Integer overflow in Qualcomm Snapdragon's Bus Socket Transport Server allows local users with high privileges to corrupt memory. While receiving a crafted message, the server performs an undisclosed integer calculation that overflows; Qualcomm has not published the affected function, field, or resulting write operation. Exploitation requires local access and high privileges, and successful corruption can compromise confidentiality, integrity, and availability within the same security scope.

CVSS severity6.7
Medium
EPSS probability0.12%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Integer overflow in Qualcomm Snapdragon's Bus Socket Transport Server allows local users with high privileges to corrupt memory. While receiving a crafted message, the server performs an undisclosed integer calculation that overflows; Qualcomm has not published the affected function, field, or resulting write operation. Exploitation requires local access and high privileges, and successful corruption can compromise confidentiality, integrity, and availability within the same security scope.

The record

CVE
CVE-2023-33038
Published
Jan 2, 2024
Updated
Nov 14, 2024
Vendor
Qualcomm
Product
Snapdragon
Classifications
CWE-190
Attack vector
local
Privileges
admin

Timeline

How it unfolded

  1. Jan 2, 2024CVE publishedPublication date reported by the CVE source.
  2. Nov 14, 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=AQT1000
  2. Affected versionversion=FastConnect 6200
  3. Affected versionversion=FastConnect 6700
  4. Affected versionversion=FastConnect 6800
  5. Affected versionversion=FastConnect 6900
  6. Affected versionversion=QAM8295P
  7. Affected versionversion=QCA6391
  8. Affected versionversion=QCA6420
  9. Affected versionversion=QCA6426
  10. Affected versionversion=QCA6430
  11. Affected versionversion=QCA6436
  12. Affected versionversion=QCA6574AU
  13. Affected versionversion=QCA6595AU
  14. Affected versionversion=QCA6696
  15. Affected versionversion=QCA6698AQ
  16. Affected versionversion=QCS410
  17. Affected versionversion=QCS610
  18. Affected versionversion=SA4150P
  19. Affected versionversion=SA4155P
  20. Affected versionversion=SA6145P
  21. Affected versionversion=SA6150P
  22. Affected versionversion=SA6155P
  23. Affected versionversion=SA8145P
  24. Affected versionversion=SA8150P
  25. Affected versionversion=SA8155P
  26. Affected versionversion=SA8195P
  27. Affected versionversion=SA8295P
  28. Affected versionversion=SD855
  29. Affected versionversion=SD865 5G
  30. Affected versionversion=SD 8 Gen1 5G
  31. Affected versionversion=SM4450
  32. Affected versionversion=Snapdragon 855+/860 Mobile Platform (SM8150-AC)
  33. Affected versionversion=Snapdragon 855 Mobile Platform
  34. Affected versionversion=Snapdragon 865 5G Mobile Platform
  35. Affected versionversion=Snapdragon 865+ 5G Mobile Platform (SM8250-AB)
  36. Affected versionversion=Snapdragon 870 5G Mobile Platform (SM8250-AC)
  37. Affected versionversion=Snapdragon 8 Gen 1 Mobile Platform
  38. Affected versionversion=Snapdragon 8+ Gen 1 Mobile Platform
  39. Affected versionversion=Snapdragon Auto 5G Modem-RF
  40. Affected versionversion=Snapdragon W5+ Gen 1 Wearable Platform
  41. Affected versionversion=Snapdragon Wear 4100+ Platform
  42. Affected versionversion=Snapdragon X55 5G Modem-RF System
  43. Affected versionversion=Snapdragon XR2 5G Platform
  44. Affected versionversion=SW5100
  45. Affected versionversion=SW5100P
  46. Affected versionversion=SXR2130
  47. Affected versionversion=WCD9341
  48. Affected versionversion=WCD9370
  49. Affected versionversion=WCD9380
  50. Affected versionversion=WCN3610
  51. Affected versionversion=WCN3660B
  52. Affected versionversion=WCN3680B
  53. Affected versionversion=WCN3950
  54. Affected versionversion=WCN3980
  55. Affected versionversion=WCN3988
  56. Affected versionversion=WCN6740
  57. Affected versionversion=WSA8810
  58. Affected versionversion=WSA8815
  59. Affected versionversion=WSA8830
  60. Affected versionversion=WSA8832
  61. Affected versionversion=WSA8835

What conditions does exploitation require?

Attack vectorlocal
Required privilegesadmin

What is affected?

Qualcomm · Snapdragonversion=AQT1000; version=FastConnect 6200; version=FastConnect 6700; version=FastConnect 6800; version=FastConnect 6900; version=QAM8295P; version=QCA6391; version=QCA6420; version=QCA6426; version=QCA6430; version=QCA6436; version=QCA6574AU; version=QCA6595AU; version=QCA6696; version=QCA6698AQ; version=QCS410; version=QCS610; version=SA4150P; version=SA4155P; version=SA6145P; version=SA6150P; version=SA6155P; version=SA8145P; version=SA8150P; version=SA8155P; version=SA8195P; version=SA8295P; version=SD855; version=SD865 5G; version=SD 8 Gen1 5G; version=SM4450; 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 8 Gen 1 Mobile Platform; version=Snapdragon 8+ Gen 1 Mobile Platform; version=Snapdragon Auto 5G Modem-RF; version=Snapdragon W5+ Gen 1 Wearable Platform; version=Snapdragon Wear 4100+ Platform; version=Snapdragon X55 5G Modem-RF System; version=Snapdragon XR2 5G Platform; version=SW5100; version=SW5100P; version=SXR2130; version=WCD9341; version=WCD9370; version=WCD9380; version=WCN3610; version=WCN3660B; version=WCN3680B; version=WCN3950; version=WCN3980; version=WCN3988; version=WCN6740; version=WSA8810; version=WSA8815; version=WSA8830; version=WSA8832; version=WSA8835

Published CVSS scores

6.7Qualcomm, Inc.CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
7.8NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/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)
Vectorlocal
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-190Integer Overflow or Wraparound

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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