{"schemaVersion":3,"id":"CVE-2008-4993","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"qemu-dm.debug in Xen 3.2.1 allows local users to overwrite arbitrary files via a symlink attack on the /tmp/args temporary file.","dates":{"published":"2008-11-07T19:00:00.000Z","modified":"2024-08-07T10:31:28.353Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":6.9,"severity":"medium","version":"2.0","versionLabel":"v2.0","source":"NVD","vector":"AV:L/AC:M/Au:N/C:C/I:C/A:C","computed":false,"selection":"backend-summary"},"metrics":[{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":6.9,"severity":"medium","vector":"AV:L/AC:M/Au:N/C:C/I:C/A:C","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00319,"percentile":0.23474,"severity":"low","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.00319},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00319,"percentile":0.23474}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00319,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00319,"percentile":0.23474}]},"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-59","name":"Improper Link Resolution Before File Access ('Link Following')","description":"The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.","type":"weakness","status":"Draft","abstraction":"Base","likelihoodOfExploit":"Medium","url":"https://cwe.mitre.org/data/definitions/59.html"}],"affected":[{"vendor":"xen","product":"xen","name":"Xen","label":"xen","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"3.2.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"3.2.1","eol":null,"hubHref":"/vendor/xen/xen"}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/46545","label":"exchange.xforce.ibmcloud.com/vulnerabilities/46545","hostname":"exchange.xforce.ibmcloud.com","tags":["VDB Entry","X Refsource XF"]},{"url":"http://www.openwall.com/lists/oss-security/2008/10/30/2","label":"www.openwall.com/lists/oss-security/2008/10/30/2","hostname":"www.openwall.com","tags":["Mailing List","X Refsource MLIST"]},{"url":"http://bugs.debian.org/496367","label":"bugs.debian.org/496367","hostname":"bugs.debian.org","tags":["X Refsource CONFIRM"]},{"url":"https://bugs.gentoo.org/show_bug.cgi?id=235770","label":"bugs.gentoo.org/show_bug.cgi?id=235770","hostname":"bugs.gentoo.org","tags":["X Refsource CONFIRM"]},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2009:016","label":"www.mandriva.com/security/advisories?name=MDVSA-2009:016","hostname":"www.mandriva.com","tags":["Vendor Advisory","X Refsource MANDRIVA"]},{"url":"https://bugs.gentoo.org/show_bug.cgi?id=235805","label":"bugs.gentoo.org/show_bug.cgi?id=235805","hostname":"bugs.gentoo.org","tags":["X Refsource CONFIRM"]},{"url":"http://www.redhat.com/support/errata/RHSA-2009-0003.html","label":"www.redhat.com/support/errata/RHSA-2009-0003.html","hostname":"www.redhat.com","tags":["Vendor Advisory","X Refsource REDHAT"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9576","label":"oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9576","hostname":"oval.cisecurity.org","tags":["VDB Entry","Signature","X Refsource OVAL"]},{"url":"http://dev.gentoo.org/~rbu/security/debiantemp/xen-utils-3.2-1","label":"dev.gentoo.org/~rbu/security/debiantemp/xen-utils-3.2-1","hostname":"dev.gentoo.org","tags":["X Refsource CONFIRM"]}],"lineage":{"upstream":[],"downstream":["RHSA-2009:0003"],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2008-11-07T19:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-07T10:31:28.353Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":28,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T20:11:08.455Z","stale":false,"partial":false}}