Description
In stroke_socket.c in strongSwan before 5.6.3, a missing packet length check could allow a buffer underflow, which may lead to resource exhaustion and denial of service while reading from the socket.
References (10)
Core 10
Core References
Exploit, Third Party Advisory
http://packetstormsecurity.com/files/172833/strongSwan-VPN-Charon-Server-Buffer-Overflow.html
Third Party Advisory, US Government Resource third-party-advisory
http://www.kb.cert.org/vuls/id/338343
Third Party Advisory vendor-advisory
https://security.gentoo.org/glsa/201811-16
Third Party Advisory, VDB Entry vdb-entry
http://www.securityfocus.com/bid/104263
Third Party Advisory vendor-advisory
https://usn.ubuntu.com/3771-1/
Third Party Advisory vendor-advisory
https://www.debian.org/security/2018/dsa-4229
Mailing List vendor-advisory
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00077.html
Mailing List vendor-advisory
http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00001.html
Mailing List vendor-advisory
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00047.html
Scores
CVSS v3
6.5
EPSS
0.0400
EPSS Percentile
88.6%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-787
CWE-124
Status
published
Products (6)
canonical/ubuntu_linux
14.04
canonical/ubuntu_linux
16.04
canonical/ubuntu_linux
18.04
debian/debian_linux
8.0
debian/debian_linux
9.0
strongswan/strongswan
< 5.6.3
Published
May 31, 2018
Tracked Since
Feb 18, 2026