Vulnerability Details : CVE-2023-39350
Potential exploit
FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. This issue affects Clients only. Integer underflow leading to DOS (e.g. abort due to `WINPR_ASSERT` with default compilation flags). When an insufficient blockLen is provided, and proper length validation is not performed, an Integer Underflow occurs, leading to a Denial of Service (DOS) vulnerability. This issue has been addressed in versions 2.11.0 and 3.0.0-beta3. Users are advised to upgrade. There are no known workarounds for this vulnerability.
Vulnerability category: Denial of service
Products affected by CVE-2023-39350
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*
- cpe:2.3:a:freerdp:freerdp:*:*:*:*:*:*:*:*
- cpe:2.3:a:freerdp:freerdp:3.0.0:beta1:*:*:*:*:*:*
- cpe:2.3:a:freerdp:freerdp:3.0.0:beta2:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-39350
0.34%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 55 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-39350
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST | |
|
5.9
|
MEDIUM | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
2.2
|
3.6
|
GitHub, Inc. |
CWE ids for CVE-2023-39350
-
The product subtracts one value from another, such that the result is less than the minimum allowable integer value, which produces a value that is not equal to the correct result.Assigned by:
- nvd@nist.gov (Primary)
- security-advisories@github.com (Secondary)
References for CVE-2023-39350
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/A6LLDAPEXRDJOM3PREDDD267SSNT77DP/
[SECURITY] Fedora 39 Update: freerdp-2.11.1-1.fc39 - package-announce - Fedora Mailing-ListsMailing List
-
https://lists.debian.org/debian-lts-announce/2023/10/msg00008.html
[SECURITY] [DLA 3606-1] freerdp2 security updateMailing List;Third Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IHMTGKCZXJPQOR5ZD2I4GPDNP2DKRXMF/
[SECURITY] Fedora 37 Update: freerdp-2.11.1-1.fc37 - package-announce - Fedora Mailing-ListsMailing List
-
https://github.com/FreeRDP/FreeRDP/commit/e204fc8be5a372626b13f66daf2abafe71dbc2dc
[coded,rfx] check indices are within range · FreeRDP/FreeRDP@e204fc8 · GitHubPatch
-
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-rrrv-3w42-pffh
Incorrect offset calculation leading to DOS · Advisory · FreeRDP/FreeRDP · GitHubExploit;Vendor Advisory
-
https://security.gentoo.org/glsa/202401-16
FreeRDP: Multiple Vulnerabilities (GLSA 202401-16) — Gentoo securityThird Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OH2ATH2BKDNKCJAU4WPPXK4SHLE3UJUV/
[SECURITY] Fedora 38 Update: freerdp-2.11.1-1.fc38 - package-announce - Fedora Mailing-ListsMailing List
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