You are viewing this page in an unauthorized frame window.
This is a potential security issue, you are being redirected to
https://nvd.nist.gov
An official website of the United States government
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock () or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.
This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.
Current Description
HAProxy 2.9.x before 2.9.10, 3.0.x before 3.0.4, and 3.1.x through 3.1-dev6 allows a remote denial of service for HTTP/2 zero-copy forwarding (h2_send loop) under a certain set of conditions, as exploited in the wild in 2024.
HAProxy 2.9.x before 2.9.10, 3.0.x before 3.0.4, and 3.1.x through 3.1-dev6 allows a remote denial of service.
Metrics
NVD enrichment efforts reference publicly available information to associate
vector strings. CVSS information contributed by other sources is also
displayed.
By selecting these links, you will be leaving NIST webspace.
We have provided these links to other web sites because they
may have information that would be of interest to you. No
inferences should be drawn on account of other sites being
referenced, or not, from this page. There may be other web
sites that are more appropriate for your purpose. NIST does
not necessarily endorse the views expressed, or concur with
the facts presented on these sites. Further, NIST does not
endorse any commercial products that may be mentioned on
these sites. Please address comments about this page to nvd@nist.gov.
HAProxy 2.9.x before 2.9.10, 3.0.x before 3.0.4, and 3.1.x through 3.1-dev6 allows a remote denial of service.
HAProxy 2.9.x before 2.9.10, 3.0.x before 3.0.4, and 3.1.x through 3.1-dev6 allows a remote denial of service for HTTP/2 zero-copy forwarding (h2_send loop) under a certain set of conditions, as exploited in the wild in 2024.
OR
*cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:* versions from (including) 2.9.0 up to (excluding) 2.9.10
*cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:* versions from (including) 3.0.0 up to (excluding) 3.0.4
*cpe:2.3:a:haproxy:haproxy:3.1:dev0:*:*:*:*:*:*
*cpe:2.3:a:haproxy:haproxy:3.1:dev1:*:*:*:*:*:*
*cpe:2.3:a:haproxy:haproxy:3.1:dev2:*:*:*:*:*:*
*cpe:2.3:a:haproxy:haproxy:3.1:dev3:*:*:*:*:*:*
*cpe:2.3:a:haproxy:haproxy:3.1:dev4:*:*:*:*:*:*
*cpe:2.3:a:haproxy
Added
CVSS V3.1
NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Added
CWE
NIST NVD-CWE-noinfo
Changed
Reference Type
http://git.haproxy.org/?p=haproxy-3.0.git%3Ba=commitdiff%3Bh=c725db17e8416ffb3c1537aea756356228ce5e3c No Types Assigned
http://git.haproxy.org/?p=haproxy-3.0.git%3Ba=commitdiff%3Bh=c725db17e8416ffb3c1537aea756356228ce5e3c Broken Link
Changed
Reference Type
http://git.haproxy.org/?p=haproxy-3.0.git%3Ba=commitdiff%3Bh=d636e515453320c6e122c313c661a8ac7d387c7f No Types Assigned
http://git.haproxy.org/?p=haproxy-3.0.git%3Ba=commitdiff%3Bh=d636e515453320c6e122c313c661a8ac7d387c7f Broken Link
Changed
Reference Type
https://www.haproxy.org/ No Types Assigned
https://www.haproxy.org/ Product
Changed
Reference Type
https://www.haproxy.org/download/3.1/src/CHANGELOG No Types Assigned