AZL-6477 CVE-2021-26691 affecting package httpd for versions less than 2.4.46-10

In Apache HTTP Server versions 2.4.0 to 2.4.46 a specially crafted SessionHeader sent by an origin server could cause a heap overflow...

Apache httpd -- Multiple vulnerabilities

The Apache httpd reports: moderate: modproxywstunnel tunneling of non Upgraded connections CVE-2019-17567 moderate: Improper Handling of Insufficient Privileges CVE-2020-13938 low: modproxyhttp NULL pointer dereference CVE-2020-13950 low: modauthdigest possible stack overflow by one nul byte...

CVE-2021-30641

A flaw was found in Apache httpd. A possible regression from an earlier security fix broke behavior of MergeSlashes. The highest threat from this vulnerability is to data integrity. Mitigation This issue can be mitigated by setting the "MergeSlashes" directive to OFF...

CVE-2021-26691

A heap overflow flaw was found In Apache httpd modsession. The highest threat from this vulnerability is to system availability. Mitigation Only configurations which use the "SessionEnv" directive which is not widely used are vulnerable to this flaw. SessionEnv is not enabled in default...

CVE-2020-35452

A flaw was found in Apache httpd. The modauthdigest has a single zero byte stack overflow. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. Mitigation Only configurations which use modauthdigest are affected by this flaw. Also as...

httpd: mod_proxy_uwsgi buffer overflow

A flaw was found in Apache httpd in versions 2.4.32 to 2.4.46. The uwsgi protocol does not serialize more than 16K of HTTP header leading to resource exhaustion and denial of service. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availabilit...

Apache Httpd < 2.4.48 : Unexpected URL matching with 'MergeSlashes OFF'

Apache HTTP Server versions 2.4.39 to 2.4.46 Unexpected matching behavior with 'MergeSlashes OFF'...

Apache Httpd < 2.4.48 : mod_session response handling heap overflow

Apache HTTP Server versions 2.4.0 to 2.4.46 A specially crafted SessionHeader sent by an origin server could cause a heap overflow...

Apache Httpd < 2.4.48 : Improper Handling of Insufficient Privileges

Apache HTTP Server versions 2.4.0 to 2.4.46 Unprivileged local users can stop httpd on Windows...

NewStart CGSL CORE 5.05 / MAIN 5.05 : httpd Multiple Vulnerabilities (NS-SA-2020-0110)

The remote NewStart CGSL host, running version CORE 5.05 / MAIN 5.05, has httpd packages installed that are affected by multiple vulnerabilities: - A specially crafted request could have crashed the Apache HTTP Server prior to version 2.4.30, due to an out of bound access after a size limit is...

httpd: mod_http2 concurrent pool usage

A flaw was found in Apache httpd in versions 2.4.20 to 2.4.43. Logging using the wrong pool by modhttp2 at debug/trace log level may lead to potential crashes and denial of service. The highest threat from this vulnerability is to system availability...

Apache Httpd < 2.4.48 : mod_auth_digest possible stack overflow by one nul byte

Apache HTTP Server versions 2.4.0 to 2.4.46 A specially crafted Digest nonce can cause a stack overflow in modauthdigest. There is no report of this overflow being exploitable, nor the Apache HTTP Server team could create one, though some particular compiler and/or compilation option might make i...

Security Bulletin: Vulnerability in httpd affects IBM Integrated Analytics System

Summary Redhat provided httpd is used by IBM Integrated Analytics System. IBM Integrated Analytics System has addressed the applicable CVE. Vulnerability Details CVEID: CVE-2017-15710 DESCRIPTION: Apache HTTPD is vulnerable to a denial of service, caused by an out-of-bounds memory write error. By...

httpd: mod_proxy_ftp use of uninitialized value

A flaw was found in Apache's HTTP server httpd .The modproxyftp module may use uninitialized memory with proxying to a malicious FTP server. The highest threat from this vulnerability is to data confidentiality...

httpd: null-pointer dereference in mod_remoteip

A vulnerability was discovered in Apache httpd, in modremoteip. A trusted proxy using the "PROXY" protocol could send specially crafted headers that can cause httpd to experience a stack buffer overflow or NULL pointer dereference, leading to a crash or other potential consequences. This issue...

httpd: mod_http2 concurrent pool usage

A flaw was found in Apache httpd in versions 2.4.20 to 2.4.43. Logging using the wrong pool by modhttp2 at debug/trace log level may lead to potential crashes and denial of service. The highest threat from this vulnerability is to system availability...

httpd: mod_proxy_uwsgi buffer overflow

A flaw was found in Apache httpd in versions 2.4.32 to 2.4.46. The uwsgi protocol does not serialize more than 16K of HTTP header leading to resource exhaustion and denial of service. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availabilit...

httpd: mod_rewrite potential open redirect

A vulnerability was discovered in Apache httpd, in modrewrite. Certain self-referential modrewrite rules could be fooled by encoded newlines, causing them to redirect to an unexpected location. An attacker could abuse this flaw in a phishing attack or as part of a client-side attack on browsers...

httpd: <FilesMatch> bypass with a trailing newline in the file name

In Apache httpd 2.4.0 to 2.4.29, the expression specified in could match '$' to a newline character in a malicious filename, rather than matching only the end of the filename. This could be exploited in environments where uploads of some files are are externally blocked, but only by matching the...

httpd: Push diary crash on specifically crafted HTTP/2 header

A flaw was found in Apache httpd in versions prior to 2.4.46. A specially crafted Cache-Digest header triggers negative argument to memmove that could lead to a crash and denial of service. The highest threat from this vulnerability is to system availability...