Is CVE-2013-4348 being actively exploited?

CVE-2013-4348 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2013-4348?

CVE-2013-4348 has a CVSS 2.0 base score of 7.1 (HIGH).

CVE-2013-4348

HIGH · CVSS 7.1EPSS 9.4%EU EUVD

The skb_flow_dissect function in net/core/flow_dissector.c in the Linux kernel through 3.12 allows remote attackers to cause a denial of service (infinite loop) via a small value in the IHL field of a packet with IPIP encapsulation.

Key facts

CVSS score: 7.1 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:M/Au:N/C:N/I:N/A:C
Weakness (CWE): CWE-399
EPSS score: 9.4% (95th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2013-4232)
Published: November 4, 2013
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2013-4232 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

canonical / ubuntu linux
canonical / ubuntu linux
linux / linux kernel

References

http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00002.html(Mailing List, Third Party Advisory)
http://rhn.redhat.com/errata/RHSA-2013-1490.html(Third Party Advisory)
http://www.ubuntu.com/usn/USN-2070-1(Third Party Advisory)
http://www.ubuntu.com/usn/USN-2075-1(Third Party Advisory)
https://bugzilla.redhat.com/show_bug.cgi?id=1007939(Issue Tracking, Third Party Advisory)
https://git.kernel.org/cgit/linux/kernel/git/davem/net.git/commit/?id=6f092343855a71e03b8d209815d8c45bf3a27fcd(Exploit, Patch, Vendor Advisory)

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

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