{"affected":[{"defaultStatus":"unaffected","product":"FreeRDP","source":"CNA: VulnCheck","vendor":"FreeRDP","versions":[{"lessThan":"3.32.2","status":"affected","version":"3.27.0","versionType":"semver"},{"status":"unaffected","version":"3.32.2","versionType":"semver"}]}],"cveId":"CVE-2026-121389","cwes":["CWE-617"],"description":"FreeRDP from 3.27.0 before 3.32.2 contains a denial of service vulnerability in rdpdr_dump_packet that allows malicious RDP servers to abort clients by sending malformed RDPDR device-list announcements. Attackers can declare a DeviceDataLength exceeding the received packet, triggering a fatal Stream_Seek assertion when device redirection, TRACE logging, and WinPR assertions are enabled.","epss":null,"exploits":[{"kind":"exploit","source":"ADP: CISA-ADP","url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-66mr-7wc7-23vc"}],"kev":null,"metrics":[{"score":2.3,"severity":"low","source":"CNA: VulnCheck","vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","version":"4.0"},{"score":3.1,"severity":"low","source":"CNA: VulnCheck","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L","version":"3.1"}],"modifiedAt":1793721668967,"publishedAt":1793716075926,"references":[{"source":"CNA: VulnCheck","tags":["vendor-advisory"],"url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-66mr-7wc7-23vc"},{"source":"CNA: VulnCheck","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/freerdp-3.27.0-before-3.32.2-client-dos-via-rdpdr-device-announcement-logging"},{"source":"ADP: CISA-ADP","tags":["exploit"],"url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-66mr-7wc7-23vc"}],"remediation":[],"revision":"0c8ffe3027c8d64f5ec7a1428838b67b0f7a104e89ad5fcfe7c17a144a286b94","sources":[{"modifiedAt":1793721668967,"name":"CNA: VulnCheck","retrievedAt":1793722162811,"url":"https://www.cve.org/CVERecord?id=CVE-2026-121389"}],"ssvc":{"assessedAt":1793721643724,"automatable":"no","exploitation":"poc","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"FreeRDP 3.27.0 before 3.32.2 Client DoS via RDPDR Device Announcement Logging","updatedAt":1793722162811}