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haproxy: data leak via fcgi requests

🗓️ 07 Nov 2023 08:18:16Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 6 Views

HAProxy vulnerability lets remote attackers leak sensitive data via malformed FastCGI BeginRequest encoding.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: IBM Storage Ceph is vulnerable to HTTP Request/Response Smuggling and Unauthorized Exposure of Information in HAProxy (CVE-2023-40225, CVE-2023-0836, CVE-2023-25725, CVE-2023-45539)
7 Jul 202520:02
–ibm
Tenable Nessus		Amazon Linux 2 : haproxy2 (ALASHAPROXY2-2023-002)
27 Sep 202300:00
–nessus
Tenable Nessus		Alibaba Cloud Linux 3 : 0053: haproxy (ALINUX3-SA-2024:0053)
14 May 202500:00
–nessus
Tenable Nessus		CentOS 9 : haproxy-2.4.22-1.el9
29 Feb 202400:00
–nessus
Tenable Nessus		Debian DSA-5388-1 : haproxy - security update
14 Apr 202300:00
–nessus
Tenable Nessus		EulerOS 2.0 SP11 : haproxy (EulerOS-SA-2023-2645)
16 Jan 202400:00
–nessus
Tenable Nessus		EulerOS 2.0 SP11 : haproxy (EulerOS-SA-2023-2687)
16 Jan 202400:00
–nessus
Tenable Nessus		MiracleLinux 9 : haproxy-2.4.22-1.el9 (AXSA:2023-6671:04)
20 Jan 202600:00
–nessus
Tenable Nessus		Oracle Linux 9 : haproxy (ELSA-2023-6496)
16 Nov 202300:00
–nessus
Tenable Nessus		Photon OS 4.0: Haproxy PHSA-2023-4.0-0373
23 Jul 202400:00
–nessus
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9aarch64haproxy0:2.4.22-1.el9haproxy-0:2.4.22-1.el9.aarch64.rpm
Red Hat Enterprise Linux9ppc64lehaproxy0:2.4.22-1.el9haproxy-0:2.4.22-1.el9.ppc64le.rpm
Red Hat Enterprise Linux9s390xhaproxy0:2.4.22-1.el9haproxy-0:2.4.22-1.el9.s390x.rpm
Red Hat Enterprise Linux9x86_64haproxy0:2.4.22-1.el9haproxy-0:2.4.22-1.el9.x86_64.rpm
Red Hat Enterprise Linux9aarch64haproxy-debuginfo0:2.4.22-1.el9haproxy-debuginfo-0:2.4.22-1.el9.aarch64.rpm
Red Hat Enterprise Linux9ppc64lehaproxy-debuginfo0:2.4.22-1.el9haproxy-debuginfo-0:2.4.22-1.el9.ppc64le.rpm
Red Hat Enterprise Linux9s390xhaproxy-debuginfo0:2.4.22-1.el9haproxy-debuginfo-0:2.4.22-1.el9.s390x.rpm
Red Hat Enterprise Linux9x86_64haproxy-debuginfo0:2.4.22-1.el9haproxy-debuginfo-0:2.4.22-1.el9.x86_64.rpm
Red Hat Enterprise Linux9aarch64haproxy-debugsource0:2.4.22-1.el9haproxy-debugsource-0:2.4.22-1.el9.aarch64.rpm
Red Hat Enterprise Linux9ppc64lehaproxy-debugsource0:2.4.22-1.el9haproxy-debugsource-0:2.4.22-1.el9.ppc64le.rpm
Rows per page

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28 Jan 2026 22:42Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.5
EPSS0.01201
SSVC
CWE-459
HAProxydata leakremote attackerfastcgi begin requestimproper initializationsensitive informationfurther attacks
6