{"id":"CVE-2010-4685","aliases":["EUVD-2010-4650","GHSA-jr27-6h3m-pqqq"],"status":"published","title":"Cisco IOS before 15.0(1)XA1 does not clear the public key cache upon a change to a certificate...","description":"Cisco IOS before 15.0(1)XA1 does not clear the public key cache upon a change to a certificate map, which allows remote authenticated users to bypass a certificate ban by connecting with a banned certificate that had previously been valid, aka Bug ID CSCta79031.","severity":{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:P/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00754,"percentile":0.55364,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-295"],"published":"2011-01-07T18:00:00Z","modified":"2026-06-16T23:25:20Z","products":[{"vendor":"cisco","product":"ios"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/64586","tags":["vdb-entry","x_refsource_XF","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://www.cisco.com/en/US/docs/ios/15_0/15_0x/15_01_XA/rn800xa.pdf","tags":["x_refsource_CONFIRM","x_transferred","Release Notes","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/45769","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2010-4685"},{"url":"https://github.com/advisories/GHSA-jr27-6h3m-pqqq"}],"sources":{"cve":[{"id":"CVE-2010-4685","description":"Cisco IOS before 15.0(1)XA1 does not clear the public key cache upon a change to a certificate map, which allows remote authenticated users to bypass a certificate ban by connecting with a banned certificate that had previously been valid, aka Bug ID CSCta79031.","status":"published","published":"2011-01-07T18:00:00Z","modified":"2024-08-07T03:51:18.091Z","updated_at":"2026-11-02T14:33:28.50039Z"}],"euvd":[{"id":"EUVD-2010-4650","description":"Cisco IOS before 15.0(1)XA1 does not clear the public key cache upon a change to a certificate map, which allows remote authenticated users to bypass a certificate ban by connecting with a banned certificate that had previously been valid, aka Bug ID CSCta79031.","status":"published","published":"2011-01-07T18:00:00Z","modified":"2024-08-07T03:51:18Z","updated_at":"2026-11-03T01:39:29.508356Z"}],"ghsa":[{"id":"GHSA-jr27-6h3m-pqqq","title":"Cisco IOS before 15.0(1)XA1 does not clear the public key cache upon a change to a certificate...","description":"Cisco IOS before 15.0(1)XA1 does not clear the public key cache upon a change to a certificate map, which allows remote authenticated users to bypass a certificate ban by connecting with a banned certificate that had previously been valid, aka Bug ID CSCta79031.","status":"published","published":"2022-05-13T01:26:33Z","modified":"2023-02-01T05:07:26Z","cwes":["CWE-295"],"updated_at":"2026-11-02T14:50:32.348028Z"}],"nvd":[{"id":"CVE-2010-4685","description":"Cisco IOS before 15.0(1)XA1 does not clear the public key cache upon a change to a certificate map, which allows remote authenticated users to bypass a certificate ban by connecting with a banned certificate that had previously been valid, aka Bug ID CSCta79031.","status":"published","published":"2011-01-07T19:00:20.61Z","modified":"2026-06-16T23:25:20.58Z","cvss":[{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:02:03.297831Z"}]}}