{"cve":"CVE-2008-4640","nvd":{"published":"2008-10-21T18:00:01.087","modified":"2026-06-16T22:58:13.483","status":"Modified","description":"The DoCommand function in jhead.c in Matthias Wandel jhead 2.84 and earlier allows local users to delete arbitrary files via vectors involving a modified input filename in which (1) a final \"z\" character is replaced by a \"t\" character or (2) a final \"t\" character is replaced by a \"z\" character.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-20"],"references":["http://www.openwall.com/lists/oss-security/2008/10/16/3","http://www.openwall.com/lists/oss-security/2008/11/26/4","http://www.securityfocus.com/bid/32506","https://bugs.launchpad.net/ubuntu/+source/jhead/+bug/271020","http://www.openwall.com/lists/oss-security/2008/10/16/3"],"products":["sentex:jhead"],"source":"nvd","synced_at":"2026-10-19T19:52:44.811608366+00:00"},"epss":{"cve":"CVE-2008-4640","score":0.00302,"percentile":0.23029,"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."]}