{"schemaVersion":3,"id":"CVE-2010-4254","aliases":["CGA-hhh8-9w54-w9qv","CGA-r754-v28f-hr7r"],"status":"published","duplicateOf":null,"title":null,"description":"Mono, when Moonlight before 2.3.0.1 or 2.99.x before 2.99.0.10 is used, does not properly validate arguments to generic methods, which allows remote attackers to bypass generic constraints, and possibly execute arbitrary code, via a crafted method call.","dates":{"published":"2010-12-03T20:00:00.000Z","modified":"2024-08-07T03:34:37.992Z","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":0.13649,"percentile":0.96453,"severity":"medium","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.13649},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.13649,"percentile":0.96453}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.13649,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.13649,"percentile":0.96453}]},"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":"15974","name":"Mono/Moonlight Generic Type Argument - Privilege Escalation","source":"exploit-database","url":"https://www.exploit-db.com/exploits/15974","maturity":"poc","reliabilityScore":0.8,"verified":true,"type":"dos","platforms":["linux"],"requiresAuth":null,"exploitdb":{"verified":true,"type":"dos","platform":"linux","file":"exploits/linux/dos/15974.txt","codes":["CVE-2010-4254"]},"metasploit":null}],"exploitCount":1,"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":"chainguard","product":"mono","name":"mono","label":"mono","ecosystem":"Chainguard","cpePart":null,"purl":"pkg:apk/chainguard/mono","purlType":"apk","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"novell","product":"moonlight","name":"moonlight","label":"moonlight","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≤ 2.3.0","noFixRecorded":false,"fixedIn":null},{"text":"2.99.0","noFixRecorded":false,"fixedIn":null},{"text":"2.99.1","noFixRecorded":false,"fixedIn":null},{"text":"2.99.2","noFixRecorded":false,"fixedIn":null},{"text":"2.99.7","noFixRecorded":false,"fixedIn":null},{"text":"2.99.9","noFixRecorded":false,"fixedIn":null}],"versionsText":"≤ 2.3.0 | 2.99.0 | 2.99.1 | 2.99.2 | 2.99.7 | 2.99.9","eol":null,"hubHref":"/vendor/novell/moonlight"}],"affectedCount":2,"eol":{"hasEol":false,"count":0},"references":[{"url":"http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00003.html","label":"lists.opensuse.org/opensuse-security-announce/2011-01/msg00003.html","hostname":"lists.opensuse.org","tags":["Vendor Advisory","X Refsource SUSE"]},{"url":"http://secunia.com/advisories/42373","label":"secunia.com/advisories/42373","hostname":"secunia.com","tags":["Third Party Advisory","X Refsource SECUNIA","Vendor Advisory"]},{"url":"http://www.mono-project.com/Vulnerabilities#Moonlight_Generic_Constraints_Bypass_Vulnerability","label":"www.mono-project.com/Vulnerabilities","hostname":"www.mono-project.com","tags":["X Refsource CONFIRM"]},{"url":"http://www.exploit-db.com/exploits/15974","label":"www.exploit-db.com/exploits/15974","hostname":"www.exploit-db.com","tags":["Exploit","X Refsource EXPLOIT DB"]},{"url":"https://bugzilla.novell.com/show_bug.cgi?id=655847","label":"bugzilla.novell.com/show_bug.cgi?id=655847","hostname":"bugzilla.novell.com","tags":["X Refsource CONFIRM"]},{"url":"http://secunia.com/advisories/42877","label":"secunia.com/advisories/42877","hostname":"secunia.com","tags":["Third Party Advisory","X Refsource SECUNIA"]},{"url":"https://github.com/mono/mono/commit/4905ef1130feb26c3150b28b97e4a96752e0d399","label":"github.com/mono/mono/commit/4905ef1130feb26c3150b28b97e4a96752e0d399","hostname":"github.com","tags":["X Refsource CONFIRM","Patch"]},{"url":"https://github.com/mono/mono/commit/cf1ec146f7c6acdc6697032b3aaafc68ffacdcac","label":"github.com/mono/mono/commit/cf1ec146f7c6acdc6697032b3aaafc68ffacdcac","hostname":"github.com","tags":["X Refsource CONFIRM","Patch"]},{"url":"http://www.securityfocus.com/bid/45051","label":"www.securityfocus.com/bid/45051","hostname":"www.securityfocus.com","tags":["VDB Entry","X Refsource BID"]},{"url":"http://www.vupen.com/english/advisories/2011/0076","label":"www.vupen.com/english/advisories/2011/0076","hostname":"www.vupen.com","tags":["VDB Entry","X Refsource VUPEN"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00006.html","label":"lists.opensuse.org/opensuse-security-announce/2010-12/msg00006.html","hostname":"lists.opensuse.org","tags":["Vendor Advisory","X Refsource SUSE"]},{"url":"https://github.com/mono/mono/commit/65292a69c837b8a5f7a392d34db63de592153358","label":"github.com/mono/mono/commit/65292a69c837b8a5f7a392d34db63de592153358","hostname":"github.com","tags":["X Refsource CONFIRM","Patch"]},{"url":"https://bugzilla.novell.com/show_bug.cgi?id=654136","label":"bugzilla.novell.com/show_bug.cgi?id=654136","hostname":"bugzilla.novell.com","tags":["X Refsource CONFIRM"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2010-12-03T20:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-07T03:34:37.992Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":43,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T02:18:46.379Z","stale":false,"partial":false}}