Vulnerability in Cisco Ios
CVE-2016-6381
Cisco IOS 12.4 and 15.0 through 15.6 and IOS XE 3.1 through 3.18 and 16.1 allow remote attackers to cause a denial of service (memory consumption or device reload) via fragmented IKEv1 packets, aka Bug ID CSCuy47382.
EPSS: 0.013 (79.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Cisco Ios — versions 12.4\(15\)t7, 12.4\(15\)t8, 12.4\(15\)t9
- Cisco Ios_xe — versions 3.1.0s, 3.1.1s, 3.1.2s
- Cisco Ios_xe_16.1 — versions 16.1.2
- Cisco Ios_xe_3.3sg — versions 3.3.0sg, 3.3.1sg, 3.3.2sg
- Cisco Ios_xe_3.3xo — versions 3.3.0xo, 3.3.1xo
- Cisco Ios_xe_3.4sg — versions 3.4.0sg, 3.4.1sg, 3.4.2sg
- N/a — versions n/a
Weakness classification (CWE)
References
- 1036914 (vdb-entry, x_refsource_SECTRACK)
- 20160928 Cisco IOS and IOS XE Software Internet Key Exchange Version 1 Fragmentation Denial of Service Vulnerability (x_refsource_CISCO, vendor-advisory, Vendor Advisory)
- 93195 (Third Party Advisory, VDB Entry, vdb-entry, x_refsource_BID)
Frequently asked questions
- What is CVE-2016-6381?
- CVE-2016-6381 is a high-severity vulnerability in Cisco Ios, classified under CWE-399. CVSS score: 7.5/10. Published 2016-10-05.
- How severe is CVE-2016-6381?
- High severity. CVSS v3 base score is 7.5 out of 10.