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CVE-2024-45506

Date: September 3, 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 for HTTP/2 zero-copy forwarding (h2_send loop) under a certain set of conditions, as exploited in the wild in 2024.

Language: C

Severity Score

Related Resources (9)

https://www.haproxy.org/
https://nvd.nist.gov/vuln/detail/CVE-2024-45506
https://www.mail-archive.com/haproxy%40formilux.org/msg45281.html
http://git.haproxy.org/?p=haproxy-3.0.git%3Ba=commitdiff%3Bh=d636e515453320c6e122c313c661a8ac7d387c7f
https://www.mail-archive.com/haproxy%40formilux.org/msg45280.html
https://www.haproxy.org/download/3.1/src/CHANGELOG
http://git.haproxy.org/?p=haproxy-3.0.git%3Ba=commitdiff%3Bh=c725db17e8416ffb3c1537aea756356228ce5e3c
https://security-tracker.debian.org/tracker/CVE-2024-45506
https://www.mend.io/vulnerability-database/CVE-2024-45506

Severity Score

Weakness Type (CWE)

Loop with Unreachable Exit Condition ('Infinite Loop')

CWE-835

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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