CVE-2020-11100
HAProxy HTTP/2 Remote Code Execution Vulnerability
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.
INFO
Published Date :
April 2, 2020, 3:15 p.m.
Last Modified :
Nov. 7, 2023, 3:14 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
2.8
Affected Products
The following products are affected by CVE-2020-11100
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2020-11100.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2020-11100 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-11100 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Nov. 07, 2023
Action Type Old Value New Value Added Reference MITRE https://www.mail-archive.com/haproxy%40formilux.org/msg36876.html [No types assigned] Added Reference MITRE https://git.haproxy.org/?p=haproxy.git%3Ba=commit%3Bh=5dfc5d5cd0d2128d77253ead3acf03a421ab5b88 [No types assigned] Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MNW5RZLIX7LOXRLV7WMHX22CI43XSXKW/ [No types assigned] Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/264C7UL3X7L7QE74ZJ557IOUFS3J4QQC/ [No types assigned] Removed Reference MITRE https://www.mail-archive.com/[email protected]/msg36876.html Removed Reference MITRE https://git.haproxy.org/?p=haproxy.git;a=commit;h=5dfc5d5cd0d2128d77253ead3acf03a421ab5b88 Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/MNW5RZLIX7LOXRLV7WMHX22CI43XSXKW/ Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/264C7UL3X7L7QE74ZJ557IOUFS3J4QQC/ -
Modified Analysis by [email protected]
Oct. 06, 2022
Action Type Old Value New Value Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00002.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00002.html Mailing List, Third Party Advisory Changed Reference Type http://packetstormsecurity.com/files/157323/haproxy-hpack-tbl.c-Out-Of-Bounds-Write.html No Types Assigned http://packetstormsecurity.com/files/157323/haproxy-hpack-tbl.c-Out-Of-Bounds-Write.html Third Party Advisory, VDB Entry Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/264C7UL3X7L7QE74ZJ557IOUFS3J4QQC/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/264C7UL3X7L7QE74ZJ557IOUFS3J4QQC/ Mailing List, Third Party Advisory Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/MNW5RZLIX7LOXRLV7WMHX22CI43XSXKW/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/MNW5RZLIX7LOXRLV7WMHX22CI43XSXKW/ Mailing List, Third Party Advisory Changed Reference Type https://security.gentoo.org/glsa/202012-22 No Types Assigned https://security.gentoo.org/glsa/202012-22 Third Party Advisory Changed Reference Type https://usn.ubuntu.com/4321-1/ No Types Assigned https://usn.ubuntu.com/4321-1/ Third Party Advisory Changed Reference Type https://www.debian.org/security/2020/dsa-4649 No Types Assigned https://www.debian.org/security/2020/dsa-4649 Third Party Advisory Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* Added CPE Configuration OR *cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:* Added CPE Configuration OR *cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Dec. 24, 2020
Action Type Old Value New Value Added Reference https://security.gentoo.org/glsa/202012-22 [No Types Assigned] -
CPE Deprecation Remap by [email protected]
Aug. 18, 2020
Action Type Old Value New Value Changed CPE Configuration OR *cpe:2.3:o:debian:debian_linux:10:*:*:*:*:*:*:* OR *cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Apr. 28, 2020
Action Type Old Value New Value Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/264C7UL3X7L7QE74ZJ557IOUFS3J4QQC/ [No Types Assigned] -
CVE Modified by [email protected]
Apr. 21, 2020
Action Type Old Value New Value Added Reference http://packetstormsecurity.com/files/157323/haproxy-hpack-tbl.c-Out-Of-Bounds-Write.html [No Types Assigned] -
CVE Modified by [email protected]
Apr. 16, 2020
Action Type Old Value New Value Added Reference https://usn.ubuntu.com/4321-1/ [No Types Assigned] -
CVE Modified by [email protected]
Apr. 14, 2020
Action Type Old Value New Value Added Reference https://www.debian.org/security/2020/dsa-4649 [No Types Assigned] -
CVE Modified by [email protected]
Apr. 12, 2020
Action Type Old Value New Value Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/MNW5RZLIX7LOXRLV7WMHX22CI43XSXKW/ [No Types Assigned] -
CVE Modified by [email protected]
Apr. 04, 2020
Action Type Old Value New Value Added Reference http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00002.html [No Types Assigned] -
Initial Analysis by [email protected]
Apr. 03, 2020
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:P/I:P/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Changed Reference Type http://www.haproxy.org No Types Assigned http://www.haproxy.org Vendor Advisory Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1819111 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=1819111 Issue Tracking, Third Party Advisory Changed Reference Type https://bugzilla.suse.com/show_bug.cgi?id=1168023 No Types Assigned https://bugzilla.suse.com/show_bug.cgi?id=1168023 Issue Tracking, Third Party Advisory Changed Reference Type https://git.haproxy.org/?p=haproxy.git;a=commit;h=5dfc5d5cd0d2128d77253ead3acf03a421ab5b88 No Types Assigned https://git.haproxy.org/?p=haproxy.git;a=commit;h=5dfc5d5cd0d2128d77253ead3acf03a421ab5b88 Patch, Vendor Advisory Changed Reference Type https://lists.debian.org/debian-security-announce/2020/msg00052.html No Types Assigned https://lists.debian.org/debian-security-announce/2020/msg00052.html Mailing List, Third Party Advisory Changed Reference Type https://www.haproxy.org/download/2.1/src/CHANGELOG No Types Assigned https://www.haproxy.org/download/2.1/src/CHANGELOG Release Notes, Vendor Advisory Changed Reference Type https://www.mail-archive.com/[email protected]/msg36876.html No Types Assigned https://www.mail-archive.com/[email protected]/msg36876.html Mailing List, Third Party Advisory Added CWE NIST CWE-787 Added CPE Configuration OR *cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:* versions from (including) 1.8.0 up to (excluding) 2.1.4 Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:10:*:*:*:*:*:*:* Added CPE Configuration OR *cpe:2.3:a:redhat:openshift_container_platform:3.11:*:*:*:*:*:*:* *cpe:2.3:a:redhat:openshift_container_platform:4.0:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Apr. 03, 2020
Action Type Old Value New Value Added Reference https://bugzilla.suse.com/show_bug.cgi?id=1168023 [No Types Assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-11100 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2020-11100
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
2.80 }} -0.74%
score
0.89525
percentile