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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Strongswan | Strongswan | < 5.6.3 |
| Debian | Debian Linux | 8.0 |
| Canonical | Ubuntu Linux | 14.04 |
Related Weaknesses (CWE)
References
- 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-
- http://www.kb.cert.org/vuls/id/338343Third Party AdvisoryUS Government Resource
- http://www.securityfocus.com/bid/104263Third Party AdvisoryVDB Entry
- https://git.strongswan.org/?p=strongswan.git%3Ba=commitdiff%3Bh=0acd1ab4
- https://security.gentoo.org/glsa/201811-16Third Party Advisory
- https://usn.ubuntu.com/3771-1/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4229Third Party Advisory
- 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-
- http://www.kb.cert.org/vuls/id/338343Third Party AdvisoryUS Government Resource
FAQ
What is CVE-2018-5388?
CVE-2018-5388 is a vulnerability with a CVSS score of 6.5 (MEDIUM). 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.
How severe is CVE-2018-5388?
CVE-2018-5388 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-5388?
Check the references section above for vendor advisories and patch information. Affected products include: Strongswan Strongswan, Debian Debian Linux, Canonical Ubuntu Linux.