{"cve":{"cve_id":"CVE-2008-5394","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.00949,"epss_percentile":0.56574,"epss_as_of":"2026-06-23","description":"/bin/login in shadow 4.0.18.1 in Debian GNU/Linux, and probably other Linux distributions, allows local users in the utmp group to overwrite arbitrary files via a symlink attack on a temporary file referenced in a line (aka ut_line) field in a utmp entry.","published_at":"2008-12-09T00:00:00Z","last_modified_at":"2026-06-16T22:59:53.377000Z","cvss_v3_score":null,"cvss_v3_vector":null,"cvss_v3_severity":null,"cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":["CWE-59"],"nvd_references":["http://osvdb.org/52200","http://bugs.debian.org/505271","http://www.securityfocus.com/bid/32552","http://bugs.debian.org/332198","https://exchange.xforce.ibmcloud.com/vulnerabilities/47037","http://security.gentoo.org/glsa/glsa-200903-24.xml","http://www.mandriva.com/security/advisories?name=MDVSA-2009:062","http://www.securityfocus.com/archive/1/498769/100/0/threaded","https://www.exploit-db.com/exploits/7313","http://securityreason.com/securityalert/4695","http://bugs.debian.org/505071","http://www.ubuntu.com/usn/usn-695-1"],"vuln_status":"Modified","trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:39.878444Z","updated_at":"2026-06-28T23:04:43.518196Z"},"effective_severity":null,"badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":null,"metrics":[]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"debian","vendor_name":"Debian","product_slug":"shadow","product_name":"shadow","version_start":"4.0.18.1","version_start_inclusive":true,"version_end":"4.0.18.1","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:debian:shadow:4.0.18.1:*:*:*:*:*:*:*"}],"exploit_refs":[],"news":[],"references":[{"url":"http://osvdb.org/52200","source_type":"MISC","tags":[]},{"url":"http://bugs.debian.org/505271","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://www.securityfocus.com/bid/32552","source_type":"MISC","tags":[]},{"url":"http://bugs.debian.org/332198","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/47037","source_type":"MISC","tags":[]},{"url":"http://security.gentoo.org/glsa/glsa-200903-24.xml","source_type":"MISC","tags":[]},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2009:062","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://www.securityfocus.com/archive/1/498769/100/0/threaded","source_type":"MISC","tags":[]},{"url":"https://www.exploit-db.com/exploits/7313","source_type":"EXPLOIT","tags":["exploit"]},{"url":"http://securityreason.com/securityalert/4695","source_type":"MISC","tags":[]},{"url":"http://bugs.debian.org/505071","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://www.ubuntu.com/usn/usn-695-1","source_type":"VENDOR_ADVISORY","tags":["advisory"]}],"timeline":[{"type":"published","at":"2008-12-09T00:00:00Z","label":"CVE published","source":null}]}