{"id":"CVE-2013-3861","aliases":["EUVD-2013-3793","GHSA-9q6c-gh3r-qpjr"],"status":"published","title":"Microsoft .NET Framework 2.0 SP2, 3.5, 3.5 SP1, 3.5.1, 4, and 4.5 allows remote attackers to...","description":"Microsoft .NET Framework 2.0 SP2, 3.5, 3.5 SP1, 3.5.1, 4, and 4.5 allows remote attackers to cause a denial of service (application crash or hang) via crafted character sequences in JSON data, aka \"JSON Parsing Vulnerability.\"","severity":{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.80377,"percentile":0.99624,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2013-10-09T14:44:00Z","modified":"2026-06-16T23:55:55Z","products":[{"vendor":"microsoft","product":".net_framework"}],"references":[{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-082","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"http://www.us-cert.gov/ncas/alerts/TA13-288A","tags":["third-party-advisory","x_refsource_CERT","x_transferred","US Government Resource"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18842","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2013-3861"},{"url":"https://github.com/advisories/GHSA-9q6c-gh3r-qpjr"}],"sources":{"cve":[{"id":"CVE-2013-3861","description":"Microsoft .NET Framework 2.0 SP2, 3.5, 3.5 SP1, 3.5.1, 4, and 4.5 allows remote attackers to cause a denial of service (application crash or hang) via crafted character sequences in JSON data, aka \"JSON Parsing Vulnerability.\"","status":"published","published":"2013-10-09T14:44:00Z","modified":"2024-08-06T16:22:01.32Z","updated_at":"2026-11-02T14:34:56.872243Z"}],"euvd":[{"id":"EUVD-2013-3793","description":"Microsoft .NET Framework 2.0 SP2, 3.5, 3.5 SP1, 3.5.1, 4, and 4.5 allows remote attackers to cause a denial of service (application crash or hang) via crafted character sequences in JSON data, aka \"JSON Parsing Vulnerability.\"","status":"published","published":"2013-10-09T14:44:00Z","modified":"2024-08-06T16:22:01Z","updated_at":"2026-11-03T01:56:34.187549Z"}],"ghsa":[{"id":"GHSA-9q6c-gh3r-qpjr","title":"Microsoft .NET Framework 2.0 SP2, 3.5, 3.5 SP1, 3.5.1, 4, and 4.5 allows remote attackers to...","description":"Microsoft .NET Framework 2.0 SP2, 3.5, 3.5 SP1, 3.5.1, 4, and 4.5 allows remote attackers to cause a denial of service (application crash or hang) via crafted character sequences in JSON data, aka \"JSON Parsing Vulnerability.\"","status":"published","published":"2022-05-14T02:33:26Z","modified":"2023-02-02T05:06:23Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:52:17.685441Z"}],"nvd":[{"id":"CVE-2013-3861","description":"Microsoft .NET Framework 2.0 SP2, 3.5, 3.5 SP1, 3.5.1, 4, and 4.5 allows remote attackers to cause a denial of service (application crash or hang) via crafted character sequences in JSON data, aka \"JSON Parsing Vulnerability.\"","status":"published","published":"2013-10-09T14:53:24.637Z","modified":"2026-06-16T23:55:55.223Z","cvss":[{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:02:38.715467Z"}]}}