{"cve":"CVE-2009-1381","nvd":{"published":"2009-05-22T20:30:00.703","modified":"2026-06-16T23:07:09.880","status":"Modified","description":"The map_yp_alias function in functions/imap_general.php in SquirrelMail before 1.4.19-1 on Debian GNU/Linux, and possibly other operating systems and versions, allows remote attackers to execute arbitrary commands via shell metacharacters in a username string that is used by the ypmatch program.  NOTE: this issue exists because of an incomplete fix for CVE-2009-1579.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://release.debian.org/proposed-updates/stable_diffs/squirrelmail_1.4.15-4+lenny2.debdiff","http://secunia.com/advisories/35140","http://www.debian.org/security/2009/dsa-1802","http://www.mandriva.com/security/advisories?name=MDVSA-2009:122","http://www.securityfocus.com/archive/1/503718/100/0/threaded"],"products":["squirrelmail:imap_general.php","squirrelmail:squirrelmail"],"source":"nvd","synced_at":"2026-10-19T19:54:07.895733559+00:00"},"epss":{"cve":"CVE-2009-1381","score":0.02944,"percentile":0.87142,"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."]}