{"schemaVersion":3,"id":"CVE-2011-0538","aliases":["DEBIAN-CVE-2011-0538"],"status":"published","duplicateOf":null,"title":null,"description":"Wireshark 1.2.0 through 1.2.14, 1.4.0 through 1.4.3, and 1.5.0 frees an uninitialized pointer during processing of a .pcap file in the pcap-ng format, which allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via a malformed file.","dates":{"published":"2011-02-08T21:00:00.000Z","modified":"2024-08-06T21:58:25.587Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":6.8,"severity":"medium","version":"2.0","versionLabel":"v2.0","source":"NVD","vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","computed":false,"selection":"backend-summary"},"metrics":[{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":6.8,"severity":"medium","vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.07508,"percentile":0.9443,"severity":"low","asOf":"2026-10-18T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-18T00:00:00.000Z","baselineScore":0.07508},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.07508,"percentile":0.9443}],"last30":[{"date":"2026-09-18T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.07508,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.07508,"percentile":0.9443}]},"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_45BAEA1F96BCC870","name":"Exploit Reference (bugs.wireshark.org)","source":"reference","url":"https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=5652","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null},{"id":"REF_1EBBB4DF7438B2D9","name":"Exploit Reference (securityfocus.com)","source":"reference","url":"http://www.securityfocus.com/bid/46167","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null},{"id":"35314","name":"Wireshark 1.4.3 - '.pcap' Memory Corruption","source":"exploit-database","url":"https://www.exploit-db.com/exploits/35314","maturity":"weaponized","reliabilityScore":0.8,"verified":true,"type":"remote","platforms":["linux"],"requiresAuth":null,"exploitdb":{"verified":true,"type":"remote","platform":"linux","file":"exploits/linux/remote/35314.txt","codes":["CVE-2011-0538","OSVDB-71556"]},"metasploit":null}],"exploitCount":3,"weaknesses":[{"id":"CWE-119","name":"Improper Restriction of Operations within the Bounds of a Memory Buffer","description":"The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.","type":"weakness","status":"Stable","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/119.html"}],"affected":[{"vendor":"debian","product":"wireshark","name":"wireshark","label":"wireshark","ecosystem":"Debian","cpePart":null,"purl":"pkg:deb/debian/wireshark","purlType":"deb","versions":[{"text":"< 1.4.3-3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.4.3-3","eol":null,"hubHref":null},{"vendor":"wireshark","product":"wireshark","name":"wireshark","label":"wireshark","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"1.2.0","noFixRecorded":false,"fixedIn":null},{"text":"1.2.1","noFixRecorded":false,"fixedIn":null},{"text":"1.2.2","noFixRecorded":false,"fixedIn":null},{"text":"1.2.3","noFixRecorded":false,"fixedIn":null},{"text":"1.2.4","noFixRecorded":false,"fixedIn":null},{"text":"1.2.5","noFixRecorded":false,"fixedIn":null},{"text":"1.2.6","noFixRecorded":false,"fixedIn":null},{"text":"1.2.7","noFixRecorded":false,"fixedIn":null},{"text":"1.2.8","noFixRecorded":false,"fixedIn":null},{"text":"1.2.9","noFixRecorded":false,"fixedIn":null},{"text":"1.2.10","noFixRecorded":false,"fixedIn":null},{"text":"1.2.11","noFixRecorded":false,"fixedIn":null},{"text":"1.2.12","noFixRecorded":false,"fixedIn":null},{"text":"1.2.13","noFixRecorded":false,"fixedIn":null},{"text":"1.2.14","noFixRecorded":false,"fixedIn":null},{"text":"1.4.0","noFixRecorded":false,"fixedIn":null},{"text":"1.4.1","noFixRecorded":false,"fixedIn":null},{"text":"1.4.2","noFixRecorded":false,"fixedIn":null},{"text":"1.4.3","noFixRecorded":false,"fixedIn":null},{"text":"1.5.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"1.2.0 | 1.2.1 | 1.2.2 | 1.2.3 | 1.2.4 | 1.2.5 | 1.2.6 | 1.2.7 | 1.2.8 | 1.2.9 | 1.2.10 | 1.2.11 | 1.2.12 | 1.2.13 | 1.2.14 | 1.4.0 | 1.4.1 | 1.4.2 | 1.4.3 | 1.5.0","eol":{"isEol":true,"eolDate":"2011-06-30T00:00:00.000Z","matchMethod":"cpe","cycle":{"name":"1.2","label":"1.2","eolFrom":"2011-06-30T00:00:00.000Z","isLts":false,"isMaintained":false,"latestVersion":"1.2.18"},"product":{"name":"wireshark","label":"Wireshark","category":"app"}},"hubHref":"/vendor/wireshark/wireshark"}],"affectedCount":2,"eol":{"hasEol":true,"count":1},"references":[{"url":"http://secunia.com/advisories/43759","label":"secunia.com/advisories/43759","hostname":"secunia.com","tags":["Third Party Advisory","X Refsource SECUNIA","Vendor Advisory"]},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055364.html","label":"lists.fedoraproject.org/pipermail/package-announce/2011-March/055364.html","hostname":"lists.fedoraproject.org","tags":["Vendor Advisory","X Refsource FEDORA"]},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055664.html","label":"lists.fedoraproject.org/pipermail/package-announce/2011-March/055664.html","hostname":"lists.fedoraproject.org","tags":["Vendor Advisory","X Refsource FEDORA"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14605","label":"oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14605","hostname":"oval.cisecurity.org","tags":["VDB Entry","Signature","X Refsource OVAL"]},{"url":"http://www.wireshark.org/docs/relnotes/wireshark-1.2.15.html","label":"www.wireshark.org/docs/relnotes/wireshark-1.2.15.html","hostname":"www.wireshark.org","tags":["X Refsource CONFIRM"]},{"url":"http://www.vupen.com/english/advisories/2011/0747","label":"www.vupen.com/english/advisories/2011/0747","hostname":"www.vupen.com","tags":["VDB Entry","X Refsource VUPEN","Vendor Advisory"]},{"url":"http://www.vupen.com/english/advisories/2011/0626","label":"www.vupen.com/english/advisories/2011/0626","hostname":"www.vupen.com","tags":["VDB Entry","X Refsource VUPEN","Vendor Advisory"]},{"url":"http://secunia.com/advisories/43795","label":"secunia.com/advisories/43795","hostname":"secunia.com","tags":["Third Party Advisory","X Refsource SECUNIA","Vendor Advisory"]},{"url":"http://www.kb.cert.org/vuls/id/215900","label":"www.kb.cert.org/vuls/id/215900","hostname":"www.kb.cert.org","tags":["Third Party Advisory","X Refsource CERT VN","US Government Resource"]},{"url":"http://openwall.com/lists/oss-security/2011/02/04/1","label":"openwall.com/lists/oss-security/2011/02/04/1","hostname":"openwall.com","tags":["Mailing List","X Refsource MLIST","Patch"]},{"url":"http://www.redhat.com/support/errata/RHSA-2011-0370.html","label":"www.redhat.com/support/errata/RHSA-2011-0370.html","hostname":"www.redhat.com","tags":["Vendor Advisory","X Refsource REDHAT"]},{"url":"http://www.vupen.com/english/advisories/2011/0719","label":"www.vupen.com/english/advisories/2011/0719","hostname":"www.vupen.com","tags":["VDB Entry","X Refsource VUPEN","Vendor Advisory"]},{"url":"http://www.wireshark.org/docs/relnotes/wireshark-1.4.4.html","label":"www.wireshark.org/docs/relnotes/wireshark-1.4.4.html","hostname":"www.wireshark.org","tags":["X Refsource CONFIRM"]},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055650.html","label":"lists.fedoraproject.org/pipermail/package-announce/2011-March/055650.html","hostname":"lists.fedoraproject.org","tags":["Vendor Advisory","X Refsource FEDORA"]},{"url":"https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=5652","label":"bugs.wireshark.org/bugzilla/show_bug.cgi?id=5652","hostname":"bugs.wireshark.org","tags":["X Refsource CONFIRM","Exploit","Patch"]},{"url":"http://www.wireshark.org/security/wnpa-sec-2011-04.html","label":"www.wireshark.org/security/wnpa-sec-2011-04.html","hostname":"www.wireshark.org","tags":["X Refsource CONFIRM"]},{"url":"http://www.vupen.com/english/advisories/2011/0622","label":"www.vupen.com/english/advisories/2011/0622","hostname":"www.vupen.com","tags":["VDB Entry","X Refsource VUPEN","Vendor Advisory"]},{"url":"http://www.wireshark.org/security/wnpa-sec-2011-03.html","label":"www.wireshark.org/security/wnpa-sec-2011-03.html","hostname":"www.wireshark.org","tags":["X Refsource CONFIRM"]},{"url":"http://www.redhat.com/support/errata/RHSA-2011-0369.html","label":"www.redhat.com/support/errata/RHSA-2011-0369.html","hostname":"www.redhat.com","tags":["Vendor Advisory","X Refsource REDHAT"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/65182","label":"exchange.xforce.ibmcloud.com/vulnerabilities/65182","hostname":"exchange.xforce.ibmcloud.com","tags":["VDB Entry","X Refsource XF"]},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2011:044","label":"www.mandriva.com/security/advisories?name=MDVSA-2011:044","hostname":"www.mandriva.com","tags":["Vendor Advisory","X Refsource MANDRIVA"]},{"url":"http://www.securitytracker.com/id?1025148","label":"www.securitytracker.com/id?1025148","hostname":"www.securitytracker.com","tags":["VDB Entry","X Refsource SECTRACK"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=676232","label":"bugzilla.redhat.com/show_bug.cgi?id=676232","hostname":"bugzilla.redhat.com","tags":["X Refsource CONFIRM"]},{"url":"http://www.securityfocus.com/bid/46167","label":"www.securityfocus.com/bid/46167","hostname":"www.securityfocus.com","tags":["VDB Entry","X Refsource BID","Exploit"]},{"url":"http://www.debian.org/security/2011/dsa-2201","label":"www.debian.org/security/2011/dsa-2201","hostname":"www.debian.org","tags":["Vendor Advisory","X Refsource DEBIAN"]},{"url":"http://secunia.com/advisories/43821","label":"secunia.com/advisories/43821","hostname":"secunia.com","tags":["Third Party Advisory","X Refsource SECUNIA","Vendor Advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2011-0538","label":"security-tracker.debian.org/tracker/CVE-2011-0538","hostname":"security-tracker.debian.org","tags":["Advisory"]}],"lineage":{"upstream":[],"downstream":["DSA-2201-1","OPENSUSE-SU-2024:10199-1","RHSA-2011:0369","RHSA-2011:0370"],"duplicates":[],"related":["OPENSUSE-SU-2024:10199-1"]},"timeline":[{"kind":"published","date":"2011-02-08T21:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-06T21:58:25.587Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":39,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T13:11:35.972Z","stale":false,"partial":false}}