{"id":"CVE-2010-4378","url":"https://www.cyber-defence.io/tools/cve/CVE-2010-4378","generatedAt":"2026-10-27T20:51:53.096Z","title":"The drv2.dll (aka RV20 decompression) module in RealNetworks RealPlayer 11.0 through 11.1, RealPlayer SP 1.0 through 1.1.5, RealPlayer Enterprise 2.1.2 and 2.1.3, Linux RealPlayer 11.0.2.1744, and possibly HelixPlayer 1.0.6 and other versions, allows…","description":"The drv2.dll (aka RV20 decompression) module in RealNetworks RealPlayer 11.0 through 11.1, RealPlayer SP 1.0 through 1.1.5, RealPlayer Enterprise 2.1.2 and 2.1.3, Linux RealPlayer 11.0.2.1744, and possibly HelixPlayer 1.0.6 and other versions, allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via a crafted value of an unspecified length field in an RV20 video stream.","published":"2010-12-14T16:00:04.000Z","lastModified":"2026-06-16T23:24:40.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":9.3,"severity":"HIGH","vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C"},"cwe":["CWE-119"],"affected":["realnetworks/realplayer","realnetworks/realplayer sp"],"epss":{"score":0.05683,"percentile":0.92941,"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 (5.68%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://service.real.com/realplayer/security/12102010_player/en/","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://www.redhat.com/support/errata/RHSA-2010-0981.html","source":"cve@mitre.org"},{"url":"http://www.securitytracker.com/id?1024861","source":"cve@mitre.org"},{"url":"http://www.zerodayinitiative.com/advisories/ZDI-10-274","source":"cve@mitre.org"},{"url":"http://service.real.com/realplayer/security/12102010_player/en/","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.redhat.com/support/errata/RHSA-2010-0981.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id?1024861","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.zerodayinitiative.com/advisories/ZDI-10-274","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2010-4378","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."}