Vulnerability in Libreswan
CVE-2015-3240
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.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 4.3 (Medium). Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.028 (85.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 85.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.028 · newest: 0.028 · change: 0.000
Affected products
- Libreswan — versions 3.14
Weakness classification (CWE)
References
- rhn.redhat.com/errata/RHSA-2015-1979.html (vendor-advisory)
- www.securitytracker.com/id/1033418 (vdb-entry)
- www.securityfocus.com/bid/77536 (vdb-entry)
- www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
- security.gentoo.org/glsa/201603-13 (vendor-advisory)
- libreswan.org/security/CVE-2015-3240/CVE-2015-3240.txt (Vendor Advisory)
- lists.openswan.org/pipermail/users/2015-August/023401.html (Vendor Advisory, mailing-list)