{"id":"CVE-2023-40567","state":"PUBLISHED","title":"Out-Of-Bounds Write in FreeRDP","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 `clear_decompress_bands_data` function in which there is no offset validation. Abuse of this vulnerability may lead to an out of bounds write. 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.","publishedAt":"2023-08-31T21:42:53.096Z","updatedAt":"2025-11-03T20:35:53.977Z","severity":{"score":6.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L","source":"GitHub_M"},"assigner":"GitHub_M","products":["FreeRDP FreeRDP"],"affected":[{"vendor":"FreeRDP","product":"FreeRDP","versions":[{"version":"< 2.11.0","status":"affected"},{"version":">= 3.0.0-beta1, < 3.0.0-beta3","status":"affected"}]}],"references":["https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-2w9f-8wg4-8jfp","https://github.com/FreeRDP/FreeRDP/blob/5be5553e0da72178a4b94cc1ffbdace9ceb153e5/libfreerdp/codec/clear.c#L612-L618","https://github.com/FreeRDP/FreeRDP/blob/5be5553e0da72178a4b94cc1ffbdace9ceb153e5/libfreerdp/codec/clear.c#L843-L845","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OH2ATH2BKDNKCJAU4WPPXK4SHLE3UJUV/","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/A6LLDAPEXRDJOM3PREDDD267SSNT77DP/","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IHMTGKCZXJPQOR5ZD2I4GPDNP2DKRXMF/","https://lists.debian.org/debian-lts-announce/2023/10/msg00008.html","https://security.gentoo.org/glsa/202401-16","https://lists.debian.org/debian-lts-announce/2025/02/msg00016.html"],"weaknesses":["CWE-787"],"ingestedAt":"2026-10-29T20:06:17.512Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/40xxx/CVE-2023-40567.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-40567","state":"PUBLISHED","datePublished":"2023-08-31T21:42:53.096Z","dateUpdated":"2025-11-03T20:35:53.977Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2023-08-16T18:24:02.389Z"},"containers":{"cna":{"title":"Out-Of-Bounds Write in FreeRDP","descriptions":[{"lang":"en","value":"FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. 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