{"id":"CVE-2018-8800","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-8800","generatedAt":"2026-10-28T22:20:32.805Z","title":"rdesktop versions up to and including v1.8.3 contain a Heap-Based Buffer Overflow in function ui_clip_handle_data() that results in a memory corruption and probably even a remote code execution.","description":"rdesktop versions up to and including v1.8.3 contain a Heap-Based Buffer Overflow in function ui_clip_handle_data() that results in a memory corruption and probably even a remote code execution.","published":"2019-02-05T20:29:01.000Z","lastModified":"2026-06-17T02:05:25.000Z","status":"Modified","sourceIdentifier":"cve@checkpoint.com","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-122","CWE-787"],"affected":["rdesktop/rdesktop","debian/debian linux","opensuse/leap"],"epss":{"score":0.07056,"percentile":0.94168,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (7.06%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00040.html","tags":["Mailing List","Third Party Advisory"],"source":"cve@checkpoint.com"},{"url":"http://www.securityfocus.com/bid/106938","tags":["Third Party Advisory","VDB Entry"],"source":"cve@checkpoint.com"},{"url":"https://github.com/rdesktop/rdesktop/commit/4dca546d04321a610c1835010b5dad85163b65e1","tags":["Patch","Third Party Advisory"],"source":"cve@checkpoint.com"},{"url":"https://lists.debian.org/debian-lts-announce/2019/02/msg00030.html","tags":["Mailing List","Third Party Advisory"],"source":"cve@checkpoint.com"},{"url":"https://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clients/","tags":["Third Party Advisory"],"source":"cve@checkpoint.com"},{"url":"https://security.gentoo.org/glsa/201903-06","tags":["Third Party Advisory"],"source":"cve@checkpoint.com"},{"url":"https://www.debian.org/security/2019/dsa-4394","tags":["Third Party Advisory"],"source":"cve@checkpoint.com"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00040.html","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/106938","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/rdesktop/rdesktop/commit/4dca546d04321a610c1835010b5dad85163b65e1","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2019/02/msg00030.html","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clients/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/201903-06","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.debian.org/security/2019/dsa-4394","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-8800","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}