{"cve":"CVE-2011-0017","nvd":{"published":"2011-02-02T01:00:06.203","modified":"2026-06-16T23:26:37.847","status":"Modified","description":"The open_log function in log.c in Exim 4.72 and earlier does not check the return value from (1) setuid or (2) setgid system calls, which allows local users to append log data to arbitrary files via a symlink attack.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-20","CWE-59"],"references":["ftp://ftp.exim.org/pub/exim/ChangeLogs/ChangeLog-4.74","http://lists.exim.org/lurker/message/20110126.034702.4d69c278.en.html","http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00004.html","http://osvdb.org/70696","http://secunia.com/advisories/43101"],"products":["exim:exim"],"source":"nvd","synced_at":"2026-10-19T19:57:56.749847046+00:00"},"epss":{"cve":"CVE-2011-0017","score":0.00379,"percentile":0.31862,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}