Incorrect offset calculation leading to denial of service in FreeRDP
CVE-2023-39350

5.9MEDIUM

Key Information:

Vendor

Freerdp

Status
Freerdp
Vendor
CVE Published:
31 August 2023

What is CVE-2023-39350?

This vulnerability in FreeRDP affects client implementations where an integer underflow occurs due to inadequate length validation of the block length. When a block length that is too small is supplied, it can lead to a Denial of Service condition, causing the application to abort unexpectedly. Versions 2.11.0 and 3.0.0-beta3 have addressed this issue, and users are strongly advised to upgrade to these versions to ensure protection against this vulnerability.

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Affected Version(s)

FreeRDP < 2.11.0 < 2.11.0

FreeRDP >= 3.0.0-beta1, < 3.0.0-beta3 < 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/commit/e204fc8be5a3726...
x_refsource_MISC
https://lists.fedoraproject.org/archives/list/package-ann...

CVSS V3.1

Score:
5.9
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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