{"schemaVersion":3,"id":"CVE-2012-5534","aliases":["DEBIAN-CVE-2012-5534"],"status":"published","duplicateOf":null,"title":null,"description":"The hook_process function in the plugin API for WeeChat 0.3.0 through 0.3.9.1 allows remote attackers to execute arbitrary commands via shell metacharacters in a command from a plugin, related to \"shell expansion.\"","dates":{"published":"2012-12-03T21:00:00.000Z","modified":"2024-08-06T21:05:47.409Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":7.5,"severity":"high","version":"2.0","versionLabel":"v2.0","source":"NVD","vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","computed":false,"selection":"backend-summary"},"metrics":[{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":7.5,"severity":"high","vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.04442,"percentile":0.9135,"severity":"low","asOf":"2026-10-21T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-21T00:00:00.000Z","baselineScore":0.04442},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-21T00:00:00.000Z","score":0.04442,"percentile":0.9135}],"last30":[{"date":"2026-09-21T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.04442,"percentile":null},{"date":"2026-10-21T00:00:00.000Z","score":0.04442,"percentile":0.9135}]},"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":[],"exploitCount":0,"weaknesses":[{"id":"CWE-20","name":"Improper Input Validation","description":"The product receives input or data, but it does\n        not validate or incorrectly validates that the input has the\n        properties that are required to process the data safely and\n        correctly.","type":"weakness","status":"Stable","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/20.html"}],"affected":[{"vendor":"debian","product":"weechat","name":"weechat","label":"weechat","ecosystem":"Debian","cpePart":null,"purl":"pkg:deb/debian/weechat","purlType":"deb","versions":[{"text":"< 0.3.9.2-1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0.3.9.2-1","eol":null,"hubHref":null},{"vendor":"flashtux","product":"weechat","name":"weechat","label":"weechat","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"0.3.0","noFixRecorded":false,"fixedIn":null},{"text":"0.3.1","noFixRecorded":false,"fixedIn":null},{"text":"0.3.1.1","noFixRecorded":false,"fixedIn":null},{"text":"0.3.2","noFixRecorded":false,"fixedIn":null},{"text":"0.3.3","noFixRecorded":false,"fixedIn":null},{"text":"0.3.4","noFixRecorded":false,"fixedIn":null},{"text":"0.3.6","noFixRecorded":false,"fixedIn":null},{"text":"0.3.7","noFixRecorded":false,"fixedIn":null},{"text":"0.3.8","noFixRecorded":false,"fixedIn":null},{"text":"0.3.9","noFixRecorded":false,"fixedIn":null},{"text":"0.3.9.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"0.3.0 | 0.3.1 | 0.3.1.1 | 0.3.2 | 0.3.3 | 0.3.4 | 0.3.6 | 0.3.7 | 0.3.8 | 0.3.9 | 0.3.9.1","eol":null,"hubHref":"/vendor/flashtux/weechat"}],"affectedCount":2,"eol":{"hasEol":false,"count":0},"references":[{"url":"http://git.savannah.gnu.org/gitweb/?p=weechat.git%3Ba=commitdiff_plain%3Bh=efb795c74fe954b9544074aafcebb1be4452b03a","label":"git.savannah.gnu.org/gitweb","hostname":"git.savannah.gnu.org","tags":["X Refsource CONFIRM"]},{"url":"http://secunia.com/advisories/51294","label":"secunia.com/advisories/51294","hostname":"secunia.com","tags":["Third Party Advisory","X Refsource SECUNIA","Vendor Advisory"]},{"url":"http://secunia.com/advisories/51377","label":"secunia.com/advisories/51377","hostname":"secunia.com","tags":["Third Party Advisory","X Refsource SECUNIA"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00018.html","label":"lists.opensuse.org/opensuse-security-announce/2013-01/msg00018.html","hostname":"lists.opensuse.org","tags":["Vendor Advisory","X Refsource SUSE"]},{"url":"https://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0347","label":"wiki.mageia.org/en/Support/Advisories/MGASA-2012-0347","hostname":"wiki.mageia.org","tags":["X Refsource CONFIRM"]},{"url":"http://lists.opensuse.org/opensuse-updates/2012-11/msg00087.html","label":"lists.opensuse.org/opensuse-updates/2012-11/msg00087.html","hostname":"lists.opensuse.org","tags":["Vendor Advisory","X Refsource SUSE"]},{"url":"http://www.securityfocus.com/bid/56584","label":"www.securityfocus.com/bid/56584","hostname":"www.securityfocus.com","tags":["VDB Entry","X Refsource BID"]},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2012-November/093516.html","label":"lists.fedoraproject.org/pipermail/package-announce/2012-November/093516.html","hostname":"lists.fedoraproject.org","tags":["Vendor Advisory","X Refsource FEDORA"]},{"url":"http://weechat.org/security/","label":"weechat.org/security/","hostname":"weechat.org","tags":["X Refsource CONFIRM","Patch","Vendor Advisory"]},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2012-November/093495.html","label":"lists.fedoraproject.org/pipermail/package-announce/2012-November/093495.html","hostname":"lists.fedoraproject.org","tags":["Vendor Advisory","X Refsource FEDORA"]},{"url":"http://www.openwall.com/lists/oss-security/2012/11/19/4","label":"www.openwall.com/lists/oss-security/2012/11/19/4","hostname":"www.openwall.com","tags":["Mailing List","X Refsource MLIST"]},{"url":"https://savannah.nongnu.org/bugs/?37764","label":"savannah.nongnu.org/bugs/?37764","hostname":"savannah.nongnu.org","tags":["X Refsource CONFIRM"]},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2013:136","label":"www.mandriva.com/security/advisories?name=MDVSA-2013:136","hostname":"www.mandriva.com","tags":["Vendor Advisory","X Refsource MANDRIVA"]},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2012-November/093260.html","label":"lists.fedoraproject.org/pipermail/package-announce/2012-November/093260.html","hostname":"lists.fedoraproject.org","tags":["Vendor Advisory","X Refsource FEDORA"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2012-5534","label":"security-tracker.debian.org/tracker/CVE-2012-5534","hostname":"security-tracker.debian.org","tags":["Advisory"]}],"lineage":{"upstream":[],"downstream":["DSA-2598-1"],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2012-12-03T21:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-06T21:05:47.409Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":31,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-21T21:07:49.374Z","stale":false,"partial":false}}