{"schemaVersion":3,"id":"CVE-2025-27591","aliases":["openSUSE-SU-2026:10194-1","GHSA-9mc5-7qhg-fp3w","RUSTSEC-2025-0149"],"status":"published","duplicateOf":null,"title":null,"description":"A privilege escalation vulnerability existed in the Below service prior to v0.9.0 due to the creation of a world-writable directory at /var/log/below. This could have allowed local unprivileged users to escalate to root privileges through symlink attacks that manipulate files such as /etc/shadow.","dates":{"published":"2025-03-11T18:29:21.569Z","modified":"2025-03-21T20:38:10.292Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":6.8,"severity":"medium","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":6.8,"severity":"medium","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N","exploitability":null,"impact":null,"computed":false},{"version":"4.0","versionLabel":"v4.0","source":"OSV · Crates.io","score":7.3,"severity":"high","vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","exploitability":null,"impact":null,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":6.8,"severity":"medium","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00372,"percentile":0.29681,"severity":"low","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":0.008000000000000021,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.00364},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00372,"percentile":0.29681}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00364,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00372,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00372,"percentile":0.29681}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[{"id":"REF_3F49FD6EE842D731","name":"Exploit Reference (openwall.com)","source":"reference","url":"http://www.openwall.com/lists/oss-security/2025/03/12/1","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null}],"exploitCount":1,"weaknesses":[{"id":"CWE-732","name":"Incorrect Permission Assignment for Critical Resource","description":"The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors.","type":"weakness","status":"Draft","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/732.html"}],"affected":[{"vendor":"Crates.Io","product":"below","name":"below","label":"below","ecosystem":"Crates.Io","cpePart":null,"purl":"pkg:cargo/below","purlType":"cargo","versions":[{"text":"< 0.9.0","noFixRecorded":false,"fixedIn":null},{"text":"≥ 0.0.0-0, < 0.9.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0.9.0 | ≥ 0.0.0-0, < 0.9.0","eol":null,"hubHref":null},{"vendor":"facebook","product":"below","name":"below","label":"below","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 0.9.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0.9.0","eol":null,"hubHref":"/vendor/facebook/below"},{"vendor":"meta platforms, inc","product":"below","name":"below","label":"below","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 0.0.0, < 0.9.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 0.0.0, < 0.9.0","eol":null,"hubHref":"/vendor/meta_platforms_inc/below"},{"vendor":"opensuse","product":"cargo-audit-advisory-db&distro=openSUSE Tumbleweed","name":"cargo-audit-advisory-db","label":"cargo-audit-advisory-db&distro=openSUSE Tumbleweed","ecosystem":"openSUSE","cpePart":null,"purl":"pkg:rpm/opensuse/cargo-audit-advisory-db&distro=openSUSE Tumbleweed","purlType":"rpm","versions":[{"text":"< 20260213-1.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 20260213-1.1","eol":null,"hubHref":null}],"affectedCount":4,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://www.facebook.com/security/advisories/cve-2025-27591","label":"www.facebook.com/security/advisories/cve-2025-27591","hostname":"www.facebook.com","tags":["X Refsource CONFIRM","WEB","Patch","Vendor Advisory"]},{"url":"https://github.com/facebookincubator/below/commit/da9382e6e3e332fd2c3195e22f34977f83f0f1f3","label":"github.com/facebookincubator/below/commit/da9382e6e3e332fd2c3195e22f34977f83f0f1f3","hostname":"github.com","tags":["X Refsource MISC","WEB","Patch"]},{"url":"http://www.openwall.com/lists/oss-security/2025/03/12/1","label":"www.openwall.com/lists/oss-security/2025/03/12/1","hostname":"www.openwall.com","tags":["WEB","Exploit","Mailing List"]},{"url":"https://www.suse.com/security/cve/CVE-2025-27591","label":"www.suse.com/security/cve/CVE-2025-27591","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://github.com/facebookincubator/below/security/advisories/GHSA-9mc5-7qhg-fp3w","label":"github.com/facebookincubator/below/security/advisories/GHSA-9mc5-7qhg-fp3w","hostname":"github.com","tags":["WEB"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-27591","label":"nvd.nist.gov/vuln/detail/CVE-2025-27591","hostname":"nvd.nist.gov","tags":["Advisory"]},{"url":"https://github.com/facebookincubator/below/commit/10e73a21d67baa2cd613ee92ce999cda145e1a83","label":"github.com/facebookincubator/below/commit/10e73a21d67baa2cd613ee92ce999cda145e1a83","hostname":"github.com","tags":["WEB"]},{"url":"https://github.com/facebookincubator/below","label":"github.com/facebookincubator/below","hostname":"github.com","tags":["PACKAGE"]},{"url":"https://rustsec.org/advisories/RUSTSEC-2025-0149.html","label":"rustsec.org/advisories/RUSTSEC-2025-0149.html","hostname":"rustsec.org","tags":["WEB","Advisory"]},{"url":"https://www.openwall.com/lists/oss-security/2025/03/12/1","label":"www.openwall.com/lists/oss-security/2025/03/12/1","hostname":"www.openwall.com","tags":["WEB"]},{"url":"https://crates.io/crates/below","label":"crates.io/crates/below","hostname":"crates.io","tags":["PACKAGE"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2025-03-11T18:29:21.569Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2025-03-21T20:38:10.292Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":37,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-21T06:51:33.921Z","stale":false,"partial":false}}