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.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.032 (87.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 88th percentile — 87.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.032 · newest: 0.032 · change: 0.000
Affected products
- Cisco iOS — versions 12.4\(24\)yg4, 15.0(2)ex8, 15.2(4)jb1
- 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
Weakness classification (CWE)
References
- www.securitytracker.com/id/1036914 (vdb-entry)
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160928… (vendor-advisory, Vendor Advisory)
- www.securityfocus.com/bid/93195 (VDB Entry, Third Party Advisory, vdb-entry)
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.