CVE-2023-40186

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2023-40186", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2023-08-09T15:26:41.053Z", "datePublished": "2023-08-31T21:13:57.792Z", "dateUpdated": "2025-11-03T20:35:51.128Z"}, "containers": {"cna": {"title": "IntegerOverflow leading to Out-Of-Bound Write Vulnerability in FreeRDP", "problemTypes": [{"descriptions": [{"cweId": "CWE-787", "lang": "en", "description": "CWE-787: Out-of-bounds Write", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-190", "lang": "en", "description": "CWE-190: Integer Overflow or Wraparound", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L", "version": "3.1"}}], "references": [{"name": "https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-hcj4-3c3r-5j3v", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-hcj4-3c3r-5j3v"}, {"name": "https://github.com/FreeRDP/FreeRDP/blob/fee2b10ba1154f952769a53eb608f044782e22f8/libfreerdp/gdi/gfx.c#L1156-L1165", "tags": ["x_refsource_MISC"], "url": "https://github.com/FreeRDP/FreeRDP/blob/fee2b10ba1154f952769a53eb608f044782e22f8/libfreerdp/gdi/gfx.c#L1156-L1165"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OH2ATH2BKDNKCJAU4WPPXK4SHLE3UJUV/"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/A6LLDAPEXRDJOM3PREDDD267SSNT77DP/"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IHMTGKCZXJPQOR5ZD2I4GPDNP2DKRXMF/"}, {"url": "https://lists.debian.org/debian-lts-announce/2023/10/msg00008.html"}, {"url": "https://security.gentoo.org/glsa/202401-16"}], "affected": [{"vendor": "FreeRDP", "product": "FreeRDP", "versions": [{"version": "< 2.11.0", "status": "affected"}, {"version": ">= 3.0.0-beta1, < 3.0.0-beta3", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2024-01-12T13:06:40.221Z"}, "descriptions": [{"lang": "en", "value": "FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions are subject to an IntegerOverflow leading to Out-Of-Bound Write Vulnerability in the `gdi_CreateSurface` function. This issue affects FreeRDP based clients only. FreeRDP proxies are not affected as image decoding is not done by a proxy. 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 issue."}], "source": {"advisory": "GHSA-hcj4-3c3r-5j3v", "discovery": "UNKNOWN"}}, "adp": [{"title": "CVE Program Container", "references": [{"name": "https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-hcj4-3c3r-5j3v", "tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-hcj4-3c3r-5j3v"}, {"name": "https://github.com/FreeRDP/FreeRDP/blob/fee2b10ba1154f952769a53eb608f044782e22f8/libfreerdp/gdi/gfx.c#L1156-L1165", "tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/FreeRDP/FreeRDP/blob/fee2b10ba1154f952769a53eb608f044782e22f8/libfreerdp/gdi/gfx.c#L1156-L1165"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OH2ATH2BKDNKCJAU4WPPXK4SHLE3UJUV/", "tags": ["x_transferred"]}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/A6LLDAPEXRDJOM3PREDDD267SSNT77DP/", "tags": ["x_transferred"]}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IHMTGKCZXJPQOR5ZD2I4GPDNP2DKRXMF/", "tags": ["x_transferred"]}, {"url": "https://lists.debian.org/debian-lts-announce/2023/10/msg00008.html", "tags": ["x_transferred"]}, {"url": "https://security.gentoo.org/glsa/202401-16", "tags": ["x_transferred"]}, {"url": "https://lists.debian.org/debian-lts-announce/2025/02/msg00016.html"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-11-03T20:35:51.128Z"}}]}}

{}

{"affected": [{"affectedData": [{"product": "FreeRDP", "vendor": "FreeRDP", "versions": [{"status": "affected", "version": "< 2.11.0"}, {"status": "affected", "version": ">= 3.0.0-beta1, < 3.0.0-beta3"}]}], "source": "security-advisories@github.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:freerdp:freerdp:*:*:*:*:*:*:*:*", "matchCriteriaId": "80B02150-FC4E-43F5-A3DF-D8E585200977", "versionEndExcluding": "2.11.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:freerdp:freerdp:3.0.0:beta1:*:*:*:*:*:*", "matchCriteriaId": "D8720D61-0B0D-40ED-B3C4-B452D83BF3C2", "vulnerable": true}, {"criteria": "cpe:2.3:a:freerdp:freerdp:3.0.0:beta2:*:*:*:*:*:*", "matchCriteriaId": "18A75D02-0E7A-4AAF-8E23-0CDCB1733FEA", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*", "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73", "vulnerable": true}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*", "matchCriteriaId": "E30D0E6F-4AE8-4284-8716-991DFA48CC5D", "vulnerable": true}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*", "matchCriteriaId": "CC559B26-5DFC-4B7A-A27C-B77DE755DFF9", "vulnerable": true}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*", "matchCriteriaId": "B8EDB836-4E6A-4B71-B9B2-AA3E03E0F646", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions are subject to an IntegerOverflow leading to Out-Of-Bound Write Vulnerability in the `gdi_CreateSurface` function. This issue affects FreeRDP based clients only. FreeRDP proxies are not affected as image decoding is not done by a proxy. 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 issue."}, {"lang": "es", "value": "FreeRDP es una implementaci\u00f3n gratuita del Protocolo de Escritorio Remoto (RDP), publicado bajo la licencia Apache. Las versiones afectadas est\u00e1n sujetas a un desbordamiento de entero (IntegerOverflow) que conduce a una vulnerabilidad de escritura fuera de l\u00edmites (Out-Of-Bound Write) en la funci\u00f3n 'gdi_CreateSurface'. Este problema afecta solo a los clientes basados en FreeRDP. Los proxies de FreeRDP no se ven afectados ya que la decodificaci\u00f3n de im\u00e1genes no la realiza un proxy. Este problema se ha solucionado en las versiones 2.11.0 y 3.0.0-beta3. Se recomienda a los usuarios que actualicen. No se conocen soluciones alternativas para este problema."}], "id": "CVE-2023-40186", "lastModified": "2026-06-17T06:16:37.370", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 2.5, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-08-31T22:15:08.303", "references": [{"source": "security-advisories@github.com", "tags": ["Issue Tracking"], "url": "https://github.com/FreeRDP/FreeRDP/blob/fee2b10ba1154f952769a53eb608f044782e22f8/libfreerdp/gdi/gfx.c#L1156-L1165"}, {"source": "security-advisories@github.com", "tags": ["Exploit", "Vendor Advisory"], "url": "https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-hcj4-3c3r-5j3v"}, {"source": "security-advisories@github.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2023/10/msg00008.html"}, {"source": "security-advisories@github.com", "tags": ["Mailing List"], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/A6LLDAPEXRDJOM3PREDDD267SSNT77DP/"}, {"source": "security-advisories@github.com", "tags": ["Mailing List"], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IHMTGKCZXJPQOR5ZD2I4GPDNP2DKRXMF/"}, {"source": "security-advisories@github.com", "tags": ["Mailing List"], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OH2ATH2BKDNKCJAU4WPPXK4SHLE3UJUV/"}, {"source": "security-advisories@github.com", "url": "https://security.gentoo.org/glsa/202401-16"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking"], "url": "https://github.com/FreeRDP/FreeRDP/blob/fee2b10ba1154f952769a53eb608f044782e22f8/libfreerdp/gdi/gfx.c#L1156-L1165"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Vendor Advisory"], "url": "https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-hcj4-3c3r-5j3v"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2023/10/msg00008.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2025/02/msg00016.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List"], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/A6LLDAPEXRDJOM3PREDDD267SSNT77DP/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List"], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IHMTGKCZXJPQOR5ZD2I4GPDNP2DKRXMF/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List"], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OH2ATH2BKDNKCJAU4WPPXK4SHLE3UJUV/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.gentoo.org/glsa/202401-16"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-190"}, {"lang": "en", "value": "CWE-787"}], "source": "security-advisories@github.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-190"}, {"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2024:2208", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "freerdp-2:2.11.2-1.el9", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-04-30T00:00:00Z"}], "bugzilla": {"description": "freerdp: Integer overflow leading to out-of-bound write vulnerability in gdi_CreateSurface", "id": "2236750", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2236750"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "(CWE-190|CWE-787)", "details": ["FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions are subject to an IntegerOverflow leading to Out-Of-Bound Write Vulnerability in the `gdi_CreateSurface` function. This issue affects FreeRDP based clients only. FreeRDP proxies are not affected as image decoding is not done by a proxy. 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 issue.", "An integer overflow vulnerability was found in the `gdi_CreateSurface` function in FreeRDP, which may result in a crash."], "name": "CVE-2023-40186", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "freerdp", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "freerdp", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Will not fix", "package_name": "freerdp", "product_name": "Red Hat Enterprise Linux 8"}], "public_date": "2023-09-01T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-40186\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-40186\nhttps://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-hcj4-3c3r-5j3v"], "statement": "This issue affects FreeRDP based clients only. FreeRDP proxies are not affected as image decoding is not done by a proxy.", "threat_severity": "Moderate"}

{}