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CVE-2012-1366

MEDIUM · CVSS 6.1EPSS 0.7%EU EUVD

Cisco IOS before 15.1(1)SY on ASR 1000 devices, when Multicast Listener Discovery (MLD) tracking is enabled for IPv6, allows remote attackers to cause a denial of service (device reload) via crafted MLD packets, aka Bug ID CSCtz28544.

Key facts

CVSS score
6.1 (v2.0)
Severity
MEDIUM
CVSS vector
AV:A/AC:L/Au:N/C:N/I:N/A:C
Weakness (CWE)
CWE-20
EPSS score
0.7% (54th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2012-1391)
Published
April 23, 2014
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2012-1391 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

  • cisco / asr 1001
  • cisco / asr 1002
  • cisco / asr 1002 fixed router
  • cisco / asr 1002-x
  • cisco / asr 1004
  • cisco / asr 1006
  • cisco / asr 1013
  • cisco / asr 1023 router
  • cisco / asr 9000 rsp440 router
  • cisco / ios

References

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

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