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Status published
Medium
CVE-2018-5388
In stroke_socket.c in strongSwan before 5.6.3, a missing packet length...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Thanks to Kevin Backhouse for reporting this vulnerability.
References
- http://www.kb.cert.org/vuls/id/338343
- https://security.gentoo.org/glsa/201811-16
- https://git.strongswan.org/?p=strongswan.git%3Ba=commitdiff%3Bh=0acd1ab4
- http://www.securityfocus.com/bid/104263
- https://usn.ubuntu.com/3771-1/
- https://www.debian.org/security/2018/dsa-4229
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00077.html
- http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00001.html
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00047.html
- http://packetstormsecurity.com/files/172833/strongSwan-VPN-Charon-Server-Buffer-Overflow.html
Affected Vendor
strongSwan
View all reports →Affected Software
strongSwan
Vulnerable Versions:
5.6.3
Timeline
Official Publish:
May 31st, 2018
Last Modified:
August 5th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weaknesses (CWE)
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.