CVE-2013-6466

CVE-2013-6466 is a medium-severity vulnerability in Xelerance Openswan with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Openswan 2.6.39 and earlier allows remote attackers to cause a denial of service (NULL pointer dereference and IKE daemon restart) via IKEv2 packets that lack expected payloads.

Frequently asked questions

What is CVE-2013-6466?
Openswan 2.6.39 and earlier allows remote attackers to cause a denial of service (NULL pointer dereference and IKE daemon restart) via IKEv2 packets that lack expected payloads.
How severe is CVE-2013-6466?
CVE-2013-6466 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2013-6466 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-6466?
CVE-2013-6466 primarily affects Xelerance Openswan. In total, 76 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-6466?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-6466 published?
CVE-2013-6466 was published on 2014-01-26 and last updated on 2026-06-17.

References

Affected products (76)

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