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CVE-2021-32786

Medium priority
Vulnerable

mod_auth_openidc is an authentication/authorization module for the Apache 2.x HTTP server that functions as an OpenID Connect Relying Party, authenticating users against an OpenID Connect Provider. In versions prior to 2.4.9,...

1 affected package

libapache2-mod-auth-openidc

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
libapache2-mod-auth-openidc Not affected Not affected Vulnerable Vulnerable
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CVE-2021-32785

Medium priority
Vulnerable

mod_auth_openidc is an authentication/authorization module for the Apache 2.x HTTP server that functions as an OpenID Connect Relying Party, authenticating users against an OpenID Connect Provider. When mod_auth_openidc versions...

1 affected package

libapache2-mod-auth-openidc

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
libapache2-mod-auth-openidc Not affected Not affected Vulnerable Vulnerable
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CVE-2021-31618

Medium priority
Not affected

Apache HTTP Server protocol handler for the HTTP/2 protocol checks received request headers against the size limitations as configured for the server and used for the HTTP/1 protocol as well. On violation of these restrictions and...

1 affected package

apache2

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
apache2 Not affected Not affected Not affected
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CVE-2021-30641

Medium priority
Fixed

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

1 affected package

apache2

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
apache2 Fixed Fixed Fixed
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CVE-2021-26691

Medium priority
Fixed

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

1 affected package

apache2

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
apache2 Fixed Fixed Fixed
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CVE-2021-26690

Medium priority
Fixed

Apache HTTP Server versions 2.4.0 to 2.4.46 A specially crafted Cookie header handled by mod_session can cause a NULL pointer dereference and crash, leading to a possible Denial Of Service

1 affected package

apache2

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
apache2 Fixed Fixed Fixed
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CVE-2020-35452

Low priority
Fixed

Apache HTTP Server versions 2.4.0 to 2.4.46 A specially crafted Digest nonce can cause a stack overflow in mod_auth_digest. There is no report of this overflow being exploitable, nor the Apache HTTP Server team could create one,...

1 affected package

apache2

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
apache2 Fixed Fixed Fixed
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CVE-2020-13950

Low priority
Fixed

Apache HTTP Server versions 2.4.41 to 2.4.46 mod_proxy_http can be made to crash (NULL pointer dereference) with specially crafted requests using both Content-Length and Transfer-Encoding headers, leading to a Denial of Service

1 affected package

apache2

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
apache2 Fixed Fixed Not affected
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CVE-2020-13938

Medium priority
Not affected

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

1 affected package

apache2

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
apache2 Not affected Not affected Not affected
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CVE-2019-17567

Medium priority
Vulnerable

Apache HTTP Server versions 2.4.6 to 2.4.46 mod_proxy_wstunnel configured on an URL that is not necessarily Upgraded by the origin server was tunneling the whole connection regardless, thus allowing for subsequent requests on the...

1 affected package

apache2

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
apache2 Not affected Not affected Vulnerable Vulnerable
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