httpd: ap_get_basic_auth_pw() authentication bypass

It was discovered that the use of httpd's apgetbasicauthpw API function outside of the authentication phase could lead to authentication bypass. A remote attacker could possibly use this flaw to bypass required authentication if the API was used incorrectly by one of the modules used by httpd...

Design/Logic Flaw

Apache httpd allows remote attackers to read secret data from process memory if the Limit directive can be set in a user's .htaccess file, or if httpd.conf has certain misconfigurations, aka Optionsbleed. This affects the Apache HTTP Server through 2.2.34 and 2.4.x through 2.4.27. The attacker...

CVE-2017-9798

Apache httpd allows remote attackers to read secret data from process memory if the Limit directive can be set in a user's .htaccess file, or if httpd.conf has certain misconfigurations, aka Optionsbleed. This affects the Apache HTTP Server through 2.2.34 and 2.4.x through 2.4.27. The attacker...

CVE-2017-9798

Apache httpd allows remote attackers to read secret data from process memory if the Limit directive can be set in a user's .htaccess file, or if httpd.conf has certain misconfigurations, aka Optionsbleed. This affects the Apache HTTP Server through 2.2.34 and 2.4.x through 2.4.27. The attacker...

UBUNTU-CVE-2017-9798

Apache httpd allows remote attackers to read secret data from process memory if the Limit directive can be set in a user's .htaccess file, or if httpd.conf has certain misconfigurations, aka Optionsbleed. This affects the Apache HTTP Server through 2.2.34 and 2.4.x through 2.4.27. The attacker...

httpd: ap_some_auth_required() does not properly indicate authenticated request in 2.4

It was discovered that in httpd 2.4, the internal API function apsomeauthrequired could incorrectly indicate that a request was authenticated even when no authentication was used. An httpd module using this API function could consequently allow access that should have been denied...

BSA-2017-364

Security Advisory ID : BSA-2017-364 Component : Apache HTTPD Revision : 2.0: Final The HTTP strict parsing changes added in Apachehttpd2.2.32 and 2.4.24 introduced a bug in token list parsing, which allowsapfindtokento search past the end of its input string. By maliciously crafting a sequence of...

BSA-2017-376

Security Advisory ID : BSA-2017-376 Component : Apache HTTPD Revision : 3.0: Final When under stress, closing many connections, the HTTP/2 handling code in Apache httpd 2.4.26 would sometimes access memory after it has been freed, resulting in potentially erratic behavior...

BSA-2017-377

Security Advisory ID : BSA-2017-377 Component : Apache HTTPD Revision : 3.0: Final In Apache httpd before 2.2.34 and 2.4.x before 2.4.27, the value placeholder in Proxy-Authorization headers of type 'Digest' was not initialized or reset before or between successive key=value assignments by...

httpd: mod_http2 NULL pointer dereference

A NULL pointer dereference flaw was found in the modhttp2 module of httpd. A remote attacker could use this flaw to cause httpd child process to crash via a specially crafted HTTP/2 request...

httpd: Uninitialized memory reflection in mod_auth_digest

It was discovered that the httpd's modauthdigest module did not properly initialize memory before using it when processing certain headers related to digest authentication. A remote attacker could possibly use this flaw to disclose potentially sensitive information or cause httpd child process to...

SA154: Apache httpd Vulnerabilities June 2017

SUMMARY Symantec Network Protection products using affected versions of Apache httpd are susceptible to multiple security vulnerabilities. A remote attacker, with access to the management interface, can cause denial of service through application crashes or bypass required authentication. AFFECTE...

Apache httpd 'mod_auth_digest' memory corruption vulnerability

Apache HTTP Server is an open source web server from the Apache Software Foundation. A security vulnerability in Apache HTTP Server modauthdigest allows remote attackers to exploit the vulnerability to submit a special request, obtain sensitive information, conduct a denial of service attack, or...

Apache httpd 'mod_http2' Denial of Service Vulnerability

Apache HTTP Server is an open source web server from the Apache Software Foundation. A security vulnerability in the Apache httpd HTTP/2 processing code allows remote attackers to conduct denial-of-service attacks by submitting special requests and in some cases closing multiple connections...

CVE-2017-9788

In Apache httpd before 2.2.34 and 2.4.x before 2.4.27, the value placeholder in Proxy-Authorization headers of type 'Digest' was not initialized or reset before or between successive key=value assignments by modauthdigest. Providing an initial key with no '=' assignment could reflect the stale...

Code injection

When under stress, closing many connections, the HTTP/2 handling code in Apache httpd 2.4.26 would sometimes access memory after it has been freed, resulting in potentially erratic behaviour...

CVE-2017-9788

In Apache httpd before 2.2.34 and 2.4.x before 2.4.27, the value placeholder in Proxy-Authorization headers of type 'Digest' was not initialized or reset before or between successive key=value assignments by modauthdigest. Providing an initial key with no '=' assignment could reflect the stale...

CVE-2017-9789

When under stress, closing many connections, the HTTP/2 handling code in Apache httpd 2.4.26 would sometimes access memory after it has been freed, resulting in potentially erratic behaviour...

UBUNTU-CVE-2017-9788

In Apache httpd before 2.2.34 and 2.4.x before 2.4.27, the value placeholder in Proxy-Authorization headers of type 'Digest' was not initialized or reset before or between successive key=value assignments by modauthdigest. Providing an initial key with no '=' assignment could reflect the stale...

Apache Httpd < 2.4.28 : Use-after-free when using <Limit > with an unrecognized method in .htaccess ("OptionsBleed")

When an unrecognized HTTP Method is given in an directive in an .htaccess file, and that .htaccess file is processed by the corresponding request, the global methods table is corrupted in the current worker process, resulting in erratic behaviour. This behavior may be avoided by listing all unusu...