What’s Vulnerable › Vulnerabilities
CVE-2015-3240
- Severity: medium (CVSS 4.3 v2.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 2.8% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2015-11-09 · updated 2026-06-17
- Weakness: CWE-189
Description
The pluto IKE daemon in libreswan before 3.15 and Openswan before 2.6.45, when built with NSS, allows remote attackers to cause a denial of service (assertion failure and daemon restart) via a zero DH g^x value in a KE payload in a IKE packet.
Affected products
References
- http://rhn.redhat.com/errata/RHSA-2015-1979.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
- http://www.securityfocus.com/bid/77536
- http://www.securitytracker.com/id/1033418
- https://libreswan.org/security/CVE-2015-3240/CVE-2015-3240.txt
- https://lists.openswan.org/pipermail/users/2015-August/023401.html
- https://security.gentoo.org/glsa/201603-13
- http://rhn.redhat.com/errata/RHSA-2015-1979.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
- http://www.securityfocus.com/bid/77536
- http://www.securitytracker.com/id/1033418
- https://libreswan.org/security/CVE-2015-3240/CVE-2015-3240.txt
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