{"id":"CVE-2012-0163","url":"https://www.cyber-defence.io/tools/cve/CVE-2012-0163","generatedAt":"2026-10-27T19:43:18.227Z","title":"Microsoft .NET Framework 1.0 SP3, 1.1 SP1, 2.0 SP2, 3.5, 3.5.1, 4, and 4.5 does not properly validate function parameters, which allows remote attackers to execute arbitrary code via (1) a crafted XAML browser application (aka XBAP), (2) a crafted…","description":"Microsoft .NET Framework 1.0 SP3, 1.1 SP1, 2.0 SP2, 3.5, 3.5.1, 4, and 4.5 does not properly validate function parameters, which allows remote attackers to execute arbitrary code via (1) a crafted XAML browser application (aka XBAP), (2) a crafted ASP.NET application, or (3) a crafted .NET Framework application, aka \".NET Framework Parameter Validation Vulnerability.\"","published":"2012-04-10T21:55:02.000Z","lastModified":"2026-06-16T23:36:49.000Z","status":"Modified","sourceIdentifier":"secure@microsoft.com","cvss":{"version":"2.0","score":9.3,"severity":"HIGH","vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C"},"cwe":["CWE-20"],"affected":["microsoft/.net framework"],"epss":{"score":0.38251,"percentile":0.98554,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":false,"firstPublished":"2012-04-24","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":18777,"kind":"exploit","title":"Microsoft .NET Framework EncoderParameter - Integer Overflow (MS12-025)","url":"https://www.exploit-db.com/exploits/18777","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/windows/dos/18777.txt","file":"exploits/windows/dos/18777.txt","published":"2012-04-24","added":"2012-04-24","updated":"2012-04-24","author":"Akita Software Security","type":"dos","platform":"windows","port":null,"verified":false,"codes":["CVE-2012-0163","OSVDB-81133","MS12-025"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"http://www.akitasecurity.nl/advisory.html?id=AK20110801"}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 38.3%, higher than 99% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://www.securitytracker.com/id?1026907","source":"secure@microsoft.com"},{"url":"http://www.us-cert.gov/cas/techalerts/TA12-101A.html","tags":["US Government Resource"],"source":"secure@microsoft.com"},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-025","source":"secure@microsoft.com"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/74377","source":"secure@microsoft.com"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15495","source":"secure@microsoft.com"},{"url":"http://www.securitytracker.com/id?1026907","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.us-cert.gov/cas/techalerts/TA12-101A.html","tags":["US Government Resource"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-025","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/74377","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15495","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2012-0163","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}