{"id":"CVE-2011-1548","url":"https://www.cyber-defence.io/tools/cve/CVE-2011-1548","generatedAt":"2026-10-27T17:57:58.321Z","title":"The default configuration of logrotate on Debian GNU/Linux uses root privileges to process files in directories that permit non-root write access, which allows local users to conduct symlink and hard link attacks by leveraging logrotate's lack of…","description":"The default configuration of logrotate on Debian GNU/Linux uses root privileges to process files in directories that permit non-root write access, which allows local users to conduct symlink and hard link attacks by leveraging logrotate's lack of support for untrusted directories, as demonstrated by /var/log/postgresql/.","published":"2011-03-30T22:55:03.000Z","lastModified":"2026-06-16T23:29:36.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":6.3,"severity":"MEDIUM","vector":"AV:L/AC:M/Au:N/C:N/I:C/A:C"},"cwe":["CWE-264"],"affected":["gentoo/logrotate"],"epss":{"score":0.00389,"percentile":0.32814,"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":"low","text":"Lower severity and a low EPSS score (0.39%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=606544","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/16","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/17","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/18","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/19","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/22","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/24","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/25","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/26","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/27","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/28","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/29","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/30","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/31","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/32","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/33","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/05/4","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/05/6","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/05/8","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/06/3","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/06/4","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/06/5","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/06/6","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/07/11","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/07/5","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/07/6","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/08/5","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/10/2","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/10/3","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/10/6","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/10/7","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/11/3","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/11/5","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/14/26","source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2011/03/23/11","source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/47167","source":"cve@mitre.org"},{"url":"http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=606544","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/16","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/17","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/18","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/19","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/22","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/24","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/25","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/26","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/27","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/28","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/29","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/30","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/31","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/32","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2011/03/04/33","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2011/03/05/4","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2011/03/05/6","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2011/03/05/8","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2011/03/06/3","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2011/03/06/4","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2011/03/06/5","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2011/03/06/6","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2011/03/07/11","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-1548","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."}