CVE-2023-40574
FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.21%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.21% probability · 67th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- freerdp/freerdp
- Source
- security-advisories@github.com
References
- https://github.com/FreeRDP/FreeRDP/blob/5be5553e0da72178a4b94cc1ffbdace9ceb153e5/libfreerdp/primitives/prim_YUV.c#L414-L445Issue Tracking
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-422p-gj6x-93cwExploit, Vendor Advisory
- https://security.gentoo.org/glsa/202401-16
- https://github.com/FreeRDP/FreeRDP/blob/5be5553e0da72178a4b94cc1ffbdace9ceb153e5/libfreerdp/primitives/prim_YUV.c#L414-L445Issue Tracking
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-422p-gj6x-93cwExploit, Vendor Advisory
- https://security.gentoo.org/glsa/202401-16
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.