Is CVE-2013-1164 being actively exploited?

CVE-2013-1164 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2013-1164?

CVE-2013-1164 has a CVSS 2.0 base score of 7.8 (HIGH).

CVE-2013-1164

HIGH · CVSS 7.8EPSS 1.9%EU EUVD

Cisco IOS XE 3.4 before 3.4.4S, 3.5, and 3.6 on 1000 series Aggregation Services Routers (ASR) does not properly implement the Cisco Multicast Leaf Recycle Elimination (MLRE) feature, which allows remote attackers to cause a denial of service (card reload) via fragmented IPv6 multicast packets, aka Bug ID CSCtz97563.

Key facts

CVSS score: 7.8 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:L/Au:N/C:N/I:N/A:C
EPSS score: 1.9% (80th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2013-1204)
Published: April 11, 2013
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2013-1204 in the EU Vulnerability Database. Last updated in EUVD on September 16, 2024.

View on the EU Vulnerability Database

Affected products

cisco / asr 1001
cisco / asr 1002
cisco / asr 1002-x
cisco / asr 1004
cisco / asr 1006
cisco / asr 1013
cisco / ios xe
cisco / ios xe
cisco / ios xe
cisco / ios xe
cisco / ios xe
cisco / ios xe
cisco / ios xe

References

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20130410-asr1000(Vendor Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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