{"id":"CVE-2011-4191","url":"https://www.cyber-defence.io/tools/cve/CVE-2011-4191","generatedAt":"2026-10-27T17:43:11.091Z","title":"Stack-based buffer overflow in the xdrDecodeString function in XNFS.NLM in Novell NetWare 6.5 SP8 allows remote attackers to execute arbitrary code or cause a denial of service (abend or NFS outage) via long packets.","description":"Stack-based buffer overflow in the xdrDecodeString function in XNFS.NLM in Novell NetWare 6.5 SP8 allows remote attackers to execute arbitrary code or cause a denial of service (abend or NFS outage) via long packets.","published":"2011-11-30T04:05:59.000Z","lastModified":"2026-06-16T23:34:34.000Z","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":["CWE-119"],"affected":["novell/netware"],"epss":{"score":0.10236,"percentile":0.95647,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":3,"verified":true,"firstPublished":"2012-01-06","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":18351,"kind":"exploit","title":"Novell Netware - XNFS caller_name xdrDecodeString Remote Code Execution","url":"https://www.exploit-db.com/exploits/18351","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/netware/dos/18351.txt","file":"exploits/netware/dos/18351.txt","published":"2012-01-10","added":"2012-01-10","updated":"2012-01-10","author":"Francis Provencher","type":"dos","platform":"netware","port":null,"verified":true,"codes":["OSVDB-77316","CVE-2011-4191"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":null},{"edbId":18328,"kind":"exploit","title":"Novell Netware - XNFS.NLM STAT Notify Remote Code Execution","url":"https://www.exploit-db.com/exploits/18328","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/netware/dos/18328.txt","file":"exploits/netware/dos/18328.txt","published":"2012-01-06","added":"2012-01-06","updated":"2012-01-06","author":"Francis Provencher","type":"dos","platform":"netware","port":null,"verified":true,"codes":["CVE-2011-4191","OSVDB-77316"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":null},{"edbId":18327,"kind":"exploit","title":"Novell Netware - XNFS.NLM NFS Rename Remote Code Execution","url":"https://www.exploit-db.com/exploits/18327","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/netware/dos/18327.txt","file":"exploits/netware/dos/18327.txt","published":"2012-01-06","added":"2012-01-06","updated":"2012-01-06","author":"Francis Provencher","type":"dos","platform":"netware","port":null,"verified":true,"codes":["CVE-2011-4191","OSVDB-77316"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 10.2%, higher than 96% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://download.novell.com/Download?buildid=Cfw1tDezgbw~","source":"cve@mitre.org"},{"url":"https://bugzilla.novell.com/show_bug.cgi?id=671020","source":"cve@mitre.org"},{"url":"https://bugzilla.novell.com/show_bug.cgi?id=702491","source":"cve@mitre.org"},{"url":"http://download.novell.com/Download?buildid=Cfw1tDezgbw~","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.novell.com/show_bug.cgi?id=671020","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.novell.com/show_bug.cgi?id=702491","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-4191","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."}