{"cve":"CVE-2020-7040","nvd":{"published":"2020-01-21T21:15:16.443","modified":"2026-06-17T03:24:10.650","status":"Modified","description":"storeBackup.pl in storeBackup through 3.5 relies on the /tmp/storeBackup.lock pathname, which allows symlink attacks that possibly lead to privilege escalation. (Local users can also create a plain file named /tmp/storeBackup.lock to block use of storeBackup until an admin manually deletes that file.)","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","score":8.1},"cwes":["CWE-59"],"references":["http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00054.html","http://www.openwall.com/lists/oss-security/2020/01/20/3","http://www.openwall.com/lists/oss-security/2020/01/21/2","http://www.openwall.com/lists/oss-security/2020/01/22/2","http://www.openwall.com/lists/oss-security/2020/01/22/3"],"products":["canonical:ubuntu_linux","debian:debian_linux","opensuse:backports_sle","opensuse:leap","storebackup:storebackup"],"source":"nvd","synced_at":"2026-10-19T21:01:01.339895972+00:00"},"epss":{"cve":"CVE-2020-7040","score":0.02868,"percentile":0.86789,"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."]}