Is CVE-2012-1342 being actively exploited?

CVE-2012-1342 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2012-1342?

CVE-2012-1342 has a CVSS 3.1 base score of 5.8 (MEDIUM).

CVE-2012-1342

MEDIUM · CVSS 5.8EPSS 1.5%EU EUVD

Cisco Carrier Routing System (CRS) 3.9, 4.0, and 4.1 allows remote attackers to bypass ACL entries via fragmented packets, aka Bug ID CSCtj10975.

Key facts

CVSS score: 5.8 (v3.1)
Severity: MEDIUM
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
Weakness (CWE): CWE-863
EPSS score: 1.5% (74th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2012-1367)
Published: August 6, 2012
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2012-1367 in the EU Vulnerability Database. Last updated in EUVD on September 16, 2024.

View on the EU Vulnerability Database

Affected products

cisco / carrier routing system
cisco / carrier routing system
cisco / carrier routing system

References

http://www.cisco.com/cisco/software/release.html?mdfid=279506669&catid=268437899&flowid=1915&reltype=all&relind=AVAILABLE&release=3.9.2&softwareid=280867577(Vendor Advisory)

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

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