{"id":"CVE-2007-3121","url":"https://www.cyber-defence.io/tools/cve/CVE-2007-3121","generatedAt":"2026-10-27T18:32:36.265Z","title":"Buffer overflow in the CCdecode function in contrib/ntsc-cc.c in the zvbi-ntsc-cc tool in Zapping VBI Library (ZVBI) before 0.2.25 allows attackers to cause a denial of service (application crash) and possibly execute arbitrary code via long data during…","description":"Buffer overflow in the CCdecode function in contrib/ntsc-cc.c in the zvbi-ntsc-cc tool in Zapping VBI Library (ZVBI) before 0.2.25 allows attackers to cause a denial of service (application crash) and possibly execute arbitrary code via long data during a reception error.  NOTE: some of these details are obtained from third party information.","published":"2007-06-07T21:30:00.000Z","lastModified":"2026-06-16T22:41:07.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":7.5,"severity":"HIGH","vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P"},"cwe":[],"affected":["zapping/zapping vbi library"],"epss":{"score":0.022,"percentile":0.82391,"date":"2026-10-26","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 (2.20%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://osvdb.org/43454","source":"cve@mitre.org"},{"url":"http://sourceforge.net/project/shownotes.php?release_id=492374&group_id=2599","tags":["Patch"],"source":"cve@mitre.org"},{"url":"http://www.vupen.com/english/advisories/2007/2088","source":"cve@mitre.org"},{"url":"http://osvdb.org/43454","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://sourceforge.net/project/shownotes.php?release_id=492374&group_id=2599","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vupen.com/english/advisories/2007/2088","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2007-3121","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."}