Out-Of-Bounds Read in FreeRDP
CVE-2023-40576

5.3MEDIUM

Key Information:

Vendor

Freerdp

Status
Freerdp
Vendor
CVE Published:
31 August 2023

What is CVE-2023-40576?

The FreeRDP remote desktop client is vulnerable to an Out-Of-Bounds Read in the RleDecompress function due to inadequate length verification of the pbSrcBuffer variable. This flaw may result in unexpected errors or crashes when insufficient data is present. Users are strongly urged to upgrade to version 3.0.0-beta3, as previous versions are susceptible to this issue. There are no known workarounds available.

Affected Version(s)

FreeRDP >= 3.0.0-beta1, < 3.0.0-beta3

References

https://github.com/FreeRDP/FreeRDP/security/advisories/GH...
x_refsource_CONFIRM
https://github.com/FreeRDP/FreeRDP/blob/5be5553e0da72178a...
x_refsource_MISC
https://security.gentoo.org/glsa/202401-16

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.