The vulnerability of the server software HAProxy, related to deficiencies in HTTP request processing, allows attackers to carry out the “HTTP request hijacking” attack.

The vulnerability of the server-side software HAProxy is related to deficiencies in HTTP request processing. Exploiting this vulnerability allows a malicious actor to carry out an “HTTP request hijacking” attack...

haproxy: segfault DoS

An uncontrolled resource consumption vulnerability was discovered in HAProxy which could crash the service. This issue could allow an authenticated remote attacker to run a specially crafted malicious server in an OpenShift cluster. The biggest impact is to availability...

codec-haproxy: HAProxyMessageDecoder Stack Exhaustion DoS

A flaw was found in codec-haproxy from the Netty project. This flaw allows an attacker to build a malformed crafted message and cause infinite recursion, causing stack exhaustion and leading to a denial of service DoS...

Vulnerability fixed in HAProxy

HAProxy has fixed a vulnerability in all supported versions of HAProxy. Because headers are not always correctly processed, other headers can potentially become hidden from the parser of the proxy. This can cause a so-called "Request Smuggling occur. Request Smuggling attacks can lead to...

Debian: Security Advisory (DSA-5348-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

SUSE CVE-2013-1912

Buffer overflow in HAProxy 1.4 through 1.4.22 and 1.5-dev through 1.5-dev17, when HTTP keep-alive is enabled, using HTTP keywords in TCP inspection rules, and running with rewrite rules that appends to requests, allows remote attackers to cause a denial of service crash and possibly execute...

SUSE CVE-2013-2175

HAProxy 1.4 before 1.4.24 and 1.5 before 1.5-dev19, when configured to use hdrip or other "hdr" functions with a negative occurrence count, allows remote attackers to cause a denial of service negative array index usage and crash via an HTTP header with a certain number of values, related to the...

SUSE CVE-2014-6269

Multiple integer overflows in the httprequestforwardbody function in protohttp.c in HAProxy 1.5-dev23 before 1.5.4 allow remote attackers to cause a denial of service crash via a large stream of data, which triggers a buffer overflow and an out-of-bounds read...

SUSE CVE-2015-3281

The bufferslowrealign function in HAProxy 1.5.x before 1.5.14 and 1.6-dev does not properly realign a buffer that is used for pending outgoing data, which allows remote attackers to obtain sensitive information uninitialized memory contents of previous requests via a crafted request...

SUSE CVE-2016-3711

HAproxy in Red Hat OpenShift Enterprise 3.2 and OpenShift Origin allows local users to obtain the internal IP address of a pod by reading the "OPENSHIFTnamespaceSERVERID" cookie...

SUSE CVE-2018-10184

An issue was discovered in HAProxy before 1.8.8. The incoming H2 frame length was checked against the maxframesize setting instead of being checked against the bufsize. The maxframesize only applies to outgoing traffic and not to incoming, so if a large enough frame size is advertised in the...

SUSE CVE-2018-11469

Incorrect caching of responses to requests including an Authorization header in HAProxy 1.8.0 through 1.8.9 if cache enabled allows attackers to achieve information disclosure via an unauthenticated remote request, related to the protohttp.c checkrequestforcacheability function...

SUSE CVE-2018-14645

A flaw was discovered in the HPACK decoder of HAProxy, before 1.8.14, that is used for HTTP/2. An out-of-bounds read access in hpackvalididx resulted in a remote crash and denial of service...

SUSE CVE-2018-20103

An issue was discovered in dns.c in HAProxy through 1.8.14. In the case of a compressed pointer, a crafted packet can trigger infinite recursion by making the pointer point to itself, or create a long chain of valid pointers resulting in stack exhaustion...

SUSE CVE-2018-20102

An out-of-bounds read in dnsvalidatednsresponse in dns.c was discovered in HAProxy through 1.8.14. Due to a missing check when validating DNS responses, remote attackers might be able read the 16 bytes corresponding to an AAAA record from the non-initialized part of the buffer, possibly accessing...

SUSE CVE-2018-20615

An out-of-bounds read issue was discovered in the HTTP/2 protocol decoder in HAProxy 1.8.x and 1.9.x through 1.9.0 which can result in a crash. The processing of the PRIORITY flag in a HEADERS frame requires 5 extra bytes, and while these bytes are skipped, the total frame length was not re-check...

SUSE CVE-2019-8953

The HAProxy package before 0.5916 for pfSense has XSS via the desc aka Description or tableactionsaclN parameter, related to haproxylisteners.php and haproxylistenersedit.php...

SUSE CVE-2019-11323

HAProxy before 1.9.7 mishandles a reload with rotated keys, which triggers use of uninitialized, and very predictable, HMAC keys. This is related to an include/types/sslsock.h error...

SUSE CVE-2019-14241

HAProxy through 2.0.2 allows attackers to cause a denial of service hapanic via vectors related to htxmanageclientsidecookies in protohtx.c...

SUSE CVE-2019-18277

A flaw was found in HAProxy before 2.0.6. In legacy mode, messages featuring a transfer-encoding header missing the "chunked" value were not being correctly rejected. The impact was limited but if combined with the "http-reuse always" setting, it could be used to help construct an HTTP request...