CVE-2013-1136

Severity: medium (CVSS 4.6 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2013-05-13 · updated 2026-06-16
Weakness: CWE-399

Description

The crypto engine process in Cisco IOS on Aggregation Services Router (ASR) Route Processor 2 does not properly manage memory, which allows local users to cause a denial of service (route processor crash) by creating multiple tunnels and then examining encryption statistics, aka Bug ID CSCuc52193.

Affected products

Cisco IOS: all versions

References

http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-1136
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-1136

Get alerted when CVE-2013-1136 or the next vulnerability affects your stack