CVE-2023-40574

Summary

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions are subject to an Out-Of-Bounds Write in the writePixelBGRX function. This issue is likely down to incorrect calculations of the nHeight and srcStep variables. This issue has been addressed in version 3.0.0-beta3. Users are advised to upgrade. There are no known workarounds for this issue.

Affected Software

Weaknesses

• CWE-787: CWE-787: Out-of-bounds Write

ADP Enrichment

CVE Program Container

Additional References

• https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-422p-gj6x-93cw
• https://github.com/FreeRDP/FreeRDP/blob/5be5553e0da72178a4b94cc1ffbdace9ceb153e5/libfreerdp/primitives/prim_YUV.c#L414-L445
• https://security.gentoo.org/glsa/202401-16

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: yes
  • Technical Impact: partial

References

• https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-422p-gj6x-93cw
• https://github.com/FreeRDP/FreeRDP/blob/5be5553e0da72178a4b94cc1ffbdace9ceb153e5/libfreerdp/primitives/prim_YUV.c#L414-L445
• https://security.gentoo.org/glsa/202401-16

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