{"id":"CVE-2012-3924","aliases":["EUVD-2012-3868","GHSA-r759-v267-mx9j"],"status":"published","title":"The SSLVPN implementation in Cisco IOS 15.1 and 15.2, when DTLS is enabled, does not properly...","description":"The SSLVPN implementation in Cisco IOS 15.1 and 15.2, when DTLS is enabled, does not properly handle certain outbound ACL configurations, which allows remote authenticated users to cause a denial of service (device crash) via a session involving a PPP over ATM (PPPoA) interface, aka Bug ID CSCty97961.","severity":{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:N/A:P","level":"low","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.00856,"percentile":0.58619,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2012-09-16T10:00:00Z","modified":"2026-06-16T23:44:05Z","products":[{"vendor":"cisco","product":"ios"}],"references":[{"url":"http://www.cisco.com/en/US/docs/ios/15_2m_and_t/release/notes/152-1TCAVS.html","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/78672","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-3924"},{"url":"https://github.com/advisories/GHSA-r759-v267-mx9j"}],"sources":{"cve":[{"id":"CVE-2012-3924","description":"The SSLVPN implementation in Cisco IOS 15.1 and 15.2, when DTLS is enabled, does not properly handle certain outbound ACL configurations, which allows remote authenticated users to cause a denial of service (device crash) via a session involving a PPP over ATM (PPPoA) interface, aka Bug ID CSCty97961.","status":"published","published":"2012-09-16T10:00:00Z","modified":"2024-08-06T20:21:04.246Z","updated_at":"2026-11-02T14:34:50.615647Z"}],"euvd":[{"id":"EUVD-2012-3868","description":"The SSLVPN implementation in Cisco IOS 15.1 and 15.2, when DTLS is enabled, does not properly handle certain outbound ACL configurations, which allows remote authenticated users to cause a denial of service (device crash) via a session involving a PPP over ATM (PPPoA) interface, aka Bug ID CSCty97961.","status":"published","published":"2012-09-16T10:00:00Z","modified":"2024-08-06T20:21:04Z","updated_at":"2026-11-03T01:56:09.412323Z"}],"ghsa":[{"id":"GHSA-r759-v267-mx9j","title":"The SSLVPN implementation in Cisco IOS 15.1 and 15.2, when DTLS is enabled, does not properly...","description":"The SSLVPN implementation in Cisco IOS 15.1 and 15.2, when DTLS is enabled, does not properly handle certain outbound ACL configurations, which allows remote authenticated users to cause a denial of service (device crash) via a session involving a PPP over ATM (PPPoA) interface, aka Bug ID CSCty97961.","status":"published","published":"2022-05-17T01:42:51Z","modified":"2023-02-03T05:05:18Z","updated_at":"2026-11-02T14:53:42.900002Z"}],"nvd":[{"id":"CVE-2012-3924","description":"The SSLVPN implementation in Cisco IOS 15.1 and 15.2, when DTLS is enabled, does not properly handle certain outbound ACL configurations, which allows remote authenticated users to cause a denial of service (device crash) via a session involving a PPP over ATM (PPPoA) interface, aka Bug ID CSCty97961.","status":"published","published":"2012-09-16T10:34:51.44Z","modified":"2026-06-16T23:44:05.72Z","cvss":[{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:N/A:P","level":"low","assessor":"primary"}],"updated_at":"2026-11-02T14:02:15.643902Z"}]}}