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CVE-2020-11100 Detail

Description

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.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00002.html Mailing List  Third Party Advisory 
http://packetstormsecurity.com/files/157323/haproxy-hpack-tbl.c-Out-Of-Bounds-Write.html Third Party Advisory  VDB Entry 
http://www.haproxy.org Vendor Advisory 
https://bugzilla.redhat.com/show_bug.cgi?id=1819111 Issue Tracking  Third Party Advisory 
https://bugzilla.suse.com/show_bug.cgi?id=1168023 Issue Tracking  Third Party Advisory 
https://git.haproxy.org/?p=haproxy.git%3Ba=commit%3Bh=5dfc5d5cd0d2128d77253ead3acf03a421ab5b88
https://lists.debian.org/debian-security-announce/2020/msg00052.html Mailing List  Third Party Advisory 
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://security.gentoo.org/glsa/202012-22 Third Party Advisory 
https://usn.ubuntu.com/4321-1/ Third Party Advisory 
https://www.debian.org/security/2020/dsa-4649 Third Party Advisory 
https://www.haproxy.org/download/2.1/src/CHANGELOG Release Notes  Vendor Advisory 
https://www.mail-archive.com/haproxy%40formilux.org/msg36876.html

Weakness Enumeration

CWE-ID CWE Name Source
CWE-787 Out-of-bounds Write cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

13 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2020-11100
NVD Published Date:
04/02/2020
NVD Last Modified:
11/06/2023
Source:
MITRE