reeRDP 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.
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Configuration 2 (hide)
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03 Nov 2025, 21:15
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10 Apr 2025, 20:51
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| References | () https://security.gentoo.org/glsa/202401-16 - Third Party Advisory |
13 Feb 2025, 17:16
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| Summary | (en) 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. |
21 Nov 2024, 08:15
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| CVSS |
v2 : v3 : |
v2 : unknown
v3 : 5.9 |
| References | () https://github.com/FreeRDP/FreeRDP/commit/e204fc8be5a372626b13f66daf2abafe71dbc2dc - Patch | |
| References | () https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-rrrv-3w42-pffh - Exploit, Vendor Advisory | |
| References | () https://lists.debian.org/debian-lts-announce/2023/10/msg00008.html - Mailing List, Third Party Advisory | |
| References | () https://lists.fedoraproject.org/archives/list/[email protected]/message/A6LLDAPEXRDJOM3PREDDD267SSNT77DP/ - Mailing List | |
| References | () https://lists.fedoraproject.org/archives/list/[email protected]/message/IHMTGKCZXJPQOR5ZD2I4GPDNP2DKRXMF/ - Mailing List | |
| References | () https://lists.fedoraproject.org/archives/list/[email protected]/message/OH2ATH2BKDNKCJAU4WPPXK4SHLE3UJUV/ - Mailing List | |
| References | () https://security.gentoo.org/glsa/202401-16 - |
Published : 2023-08-31 20:15
Updated : 2025-11-03 21:15
NVD link : CVE-2023-39350
Mitre link : CVE-2023-39350
CVE.ORG link : CVE-2023-39350
JSON object : View
Integer Underflow (Wrap or Wraparound)