{"cve":"CVE-2012-6648","nvd":{"published":"2014-05-22T23:55:03.003","modified":"2026-06-16T23:48:32.997","status":"Modified","description":"gdm/guest-session-cleanup.sh in gdm-guest-session 0.24 and earlier, as used in Ubuntu Linux 10.04 LTS, 10.10, and 11.04, allows local users to delete arbitrary files via a space in the name of a file in /tmp. NOTE: this identifier was SPLIT from CVE-2012-0943 per ADT1/ADT2 due to different codebases and affected versions. CVE-2012-0943 is used for the guest-account issue.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-264"],"references":["http://ubuntu.com/usn/usn-1399-1","https://bugs.launchpad.net/ubuntu/%2Bsource/lightdm/%2Bbug/953044","https://launchpadlibrarian.net/96474113/gdm-guest-session.secure-cleanup.debdiff","http://ubuntu.com/usn/usn-1399-1","https://bugs.launchpad.net/ubuntu/%2Bsource/lightdm/%2Bbug/953044"],"products":["canonical:ubuntu_linux","gdm-guest-session_project:gdm-guest-session"],"source":"nvd","synced_at":"2026-10-19T20:33:06.232976534+00:00"},"epss":{"cve":"CVE-2012-6648","score":0.00376,"percentile":0.31634,"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."]}