Vulnerability in Cisco Asr 5000 Series Software
CVE-2016-6466
A vulnerability in the IPsec component of StarOS for Cisco ASR 5000 Series routers could allow an unauthenticated, remote attacker to terminate all active IPsec VPN tunnels and prevent new tunnels from establishing, resulting in a denial of service (DoS) condition. This vulnerability affects the following Cisco products: Cisco ASR 5000/5500 Series routers, Cisco Virtualized Packet Core (VPC). More Information: CSCva13631. Known Affected Releases: 20.0.0 20.1.0 20.2.0 20.2.3 20.2.v1 21.0.0 21.0.M0.64246. Known Fixed Releases: 20.2.3 20.2.3.65026 20.2.a4.65307 20.2.v1 20.2.v1.65353 20.3.M0.65037 20.3.T0.65043 21.0.0 21.0.0.65256 21.0.M0.64595 21.0.M0.64860 21.0.M0.65140 21.0.V0.65052 21.0.V0.65150 21.0.V0.65366 21.0.VC0.64639 21.1.A0.64861 21.1.A0.65145 21.1.PP0.65270 21.1.R0.65130 21.1.R0.65135 21.1.R0.65154 21.1.VC0.64898 21.1.VC0.65203 21.2.A0.65147.
EPSS: 0.026 (84.2th 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 Asr_5000_series_software — versions 20.0.0, 20.0.2.3, 20.0.2.v1
- Cisco Virtualized_packet_core — versions 20.0_base
- N/a Cisco Staros 20.0.0 Through 21.0.m0.64246 — versions Cisco StarOS 20.0.0 through 21.0.M0.64246
Weakness classification (CWE)
References
- psirt@cisco.com (x_refsource_CONFIRM, Vendor Advisory)
- psirt@cisco.com (vdb-entry, x_refsource_SECTRACK)
- psirt@cisco.com (vdb-entry, x_refsource_BID)
Frequently asked questions
- What is CVE-2016-6466?
- CVE-2016-6466 is a high-severity vulnerability in Cisco Asr 5000 Series Software, classified under CWE-399. CVSS score: 7.5/10. Published 2016-11-19.
- How severe is CVE-2016-6466?
- High severity. CVSS v3 base score is 7.5 out of 10.