CVE-2016-6466: cisco asr_5000_series_software Resource Management Errors
Vulnerability summary
CVE-2016-6466 is a high (CVSS 7.5) Resource Management Errors vulnerability in cisco asr_5000_series_software. EPSS estimates a 2.58% chance of exploitation in the next 30 days, higher than 85% of scored vulnerabilities.
Timeline
- 19-11-2016PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
2 scores · 1 source · 2 versionsEPSS trend
Probability
2.58%
Chance of exploitation in the next 30 days
Percentile
85%
Versus all other CVEs
30-day change
0.00 pp
From 2.58% on 18-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Cisco2 products
- asr_5000_series_software20.0.0 | 20.0.2.3 | 20.0.2.v1
- virtualized_packet_core20.0_base
1 vendor · 2 products
References
3 links- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161116-asrX Refsource CONFIRMVendor Advisory