Out-of-bounds Write Affecting strongswan package, versions <5.5.1-4+deb9u2
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published31 May 2018
- disclosed31 May 2018
Introduced: 31 May 2018
CVE-2018-5388 (opens in a new tab)How to fix?
Upgrade Debian:9 strongswan to version 5.5.1-4+deb9u2 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream strongswan package and not the strongswan package as distributed by Debian.
See How to fix? for Debian:9 relevant fixed versions and status.
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
- https://security-tracker.debian.org/tracker/CVE-2018-5388
- http://www.kb.cert.org/vuls/id/338343
- https://git.strongswan.org/?p=strongswan.git;a=commitdiff;h=0acd1ab4
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5388
- https://www.debian.org/security/2018/dsa-4229
- https://security.gentoo.org/glsa/201811-16
- http://www.securityfocus.com/bid/104263
- 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://people.ubuntu.com/~ubuntu-security/cve/CVE-2018-5388
- https://usn.ubuntu.com/3771-1/
- http://packetstormsecurity.com/files/172833/strongSwan-VPN-Charon-Server-Buffer-Overflow.html
- https://git.strongswan.org/?p=strongswan.git%3Ba=commitdiff%3Bh=0acd1ab4