Out-of-bounds Write Affecting haproxy package, versions <2.0.13-2
Threat Intelligence
EPSS
2.8% (91st
percentile)
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Test your applications- Snyk ID SNYK-DEBIAN11-HAPROXY-564254
- published 2 Apr 2020
- disclosed 2 Apr 2020
Introduced: 2 Apr 2020
CVE-2020-11100 Open this link in a new tabHow to fix?
Upgrade Debian:11 haproxy to version 2.0.13-2 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream haproxy package and not the haproxy package as distributed by Debian.
See How to fix? for Debian:11 relevant fixed versions and status.
In hpack_dht_insert in hpack-tbl.c in the HPACK decoder in HAProxy 1.8 through 2.x before 2.1.4, a remote attacker can write arbitrary bytes around a certain location on the heap via a crafted HTTP/2 request, possibly causing remote code execution.
References
- https://security-tracker.debian.org/tracker/CVE-2020-11100
- https://bugzilla.suse.com/show_bug.cgi?id=1168023
- https://git.haproxy.org/?p=haproxy.git;a=commit;h=5dfc5d5cd0d2128d77253ead3acf03a421ab5b88
- https://lists.debian.org/debian-security-announce/2020/msg00052.html
- https://www.haproxy.org/download/2.1/src/CHANGELOG
- https://www.mail-archive.com/haproxy@formilux.org/msg36876.html
- https://www.debian.org/security/2020/dsa-4649
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/264C7UL3X7L7QE74ZJ557IOUFS3J4QQC/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MNW5RZLIX7LOXRLV7WMHX22CI43XSXKW/
- https://security.gentoo.org/glsa/202012-22
- http://packetstormsecurity.com/files/157323/haproxy-hpack-tbl.c-Out-Of-Bounds-Write.html
- http://www.haproxy.org
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00002.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1819111
- https://usn.ubuntu.com/4321-1/
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2020-11100
- https://git.haproxy.org/?p=haproxy.git%3Ba=commit%3Bh=5dfc5d5cd0d2128d77253ead3acf03a421ab5b88
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/264C7UL3X7L7QE74ZJ557IOUFS3J4QQC/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MNW5RZLIX7LOXRLV7WMHX22CI43XSXKW/
- https://www.mail-archive.com/haproxy%40formilux.org/msg36876.html
CVSS Scores
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