CentOS 8 : httpd:2.4 (CESA-2021:3816)

The remote CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CESA-2021:3816 advisory. - httpd: modsession: Heap overflow via a crafted SessionHeader value CVE-2021-26691 - httpd: modproxy: SSRF via a crafted request uri-path containing...

Important: Red Hat Security Advisory: httpd:2.4 security update

An update for the httpd:2.4 module is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

ALSA-2021:3816 Important: httpd:2.4 security update

The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server. Security Fixes: httpd: modproxy: SSRF via a crafted request uri-path containing "unix:" CVE-2021-40438 httpd: modsession: Heap overflow via a crafted SessionHeader value CVE-2021-26691 For more...

Important: httpd:2.4 security update

The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server. Security Fixes: httpd: modproxy: SSRF via a crafted request uri-path containing "unix:" CVE-2021-40438 httpd: modsession: Heap overflow via a crafted SessionHeader value CVE-2021-26691 For more...

Debian: Security Advisory (DSA-4982-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2021 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...

[SECURITY] [DSA 4982-1] apache2 security update

------------------------------------------------------------------------- Debian Security Advisory DSA-4982-1 [email protected] https://www.debian.org/security/ Moritz Muehlenhoff October 08, 2021 https://www.debian.org/security/faq -...

SUSE SLED12: apache2 / apache2-devel / apache2-doc / apache2-example-pages / etc (SUSE-SU-2021:3299-1)

The remote SUSE Linux SLED12 / SLES12 / SLESSAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:3299-1 advisory. - CVE-2021-40438: Fixed a SRF via a crafted request uri-path. bsc1190703 - CVE-2021-39275: Fixed an out-of-bounds write in...

Debian DLA-2776-1 : apache2 - LTS security update

The remote Debian 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-2776 advisory. Several vulnerabilities were discovered in the Apache HTTP server. An attacker could send proxied requests to arbitrary servers, corrupt memory in some setups...

USN-5090-4: Apache HTTP Server regression

USN-5090-1 fixed vulnerabilities in Apache HTTP Server. One of the upstream fixes introduced a regression in UDS URIs. This update fixes the problem. Original advisory details: James Kettle discovered that the Apache HTTP Server HTTP/2 module incorrectly handled certain crafted methods. A remote...

USN-5090-3: Apache HTTP Server regression

USN-5090-1 fixed vulnerabilities in Apache HTTP Server. One of the upstream fixes introduced a regression in UDS URIs. This update fixes the problem. Original advisory details: James Kettle discovered that the Apache HTTP Server HTTP/2 module incorrectly handled certain crafted methods. A remote...

Ubuntu 16.04 ESM : Apache HTTP Server vulnerabilities (USN-5090-2)

The remote Ubuntu 16.04 ESM host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5090-2 advisory. USN-5090-1 fixed several vulnerabilities in Apache. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Tenable has...

Ubuntu 18.04 LTS / 20.04 LTS : Apache HTTP Server vulnerabilities (USN-5090-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5090-1 advisory. James Kettle discovered that the Apache HTTP Server HTTP/2 module incorrectly handled certain crafted methods. A remote attacker could possib...

Updated apache packages fix security vulnerability

A crafted method sent through HTTP/2 will bypass validation and be forwarded by modproxy, which can lead to request splitting or cache poisoning. CVE-2021-33193 Malformed requests may cause the server to dereference a NULL pointer. CVE-2021-34798 A carefully crafted request uri-path can cause...

Apache >= 2.4.17 < 2.4.49 mod_http2

The version of Apache httpd installed on the remote host is greater than 2.4.17 and prior to 2.4.49. It is, therefore, affected by a vulnerability as referenced in the 2.4.49 changelog. A crafted method sent through HTTP/2 will bypass validation and be forwarded by modproxy, which can lead to...

Apache < 2.4.49 Multiple Vulnerabilities

The version of Apache httpd installed on the remote host is prior to 2.4.49. It is, therefore, affected by a vulnerability as referenced in the 2.4.49 changelog. - A crafted request uri-path can cause modproxy to forward the request to an origin server choosen by the remote user. CVE-2021-40438...

Cross-Site Request Forgery (CSRF)

apache2 is vulnerable to cross-site request forgery. An attacker may exploit the vulnerability by sending a crafted request uri-path that can cause modproxy to forward the request to an origin server choosen by the remote user...

Apache HTTP Server mod_proxy server-side request forgery vulnerability

Apache HTTP Server is an open source web server from the Apache Foundation. Apache HTTP Server in version 2.4.48 and earlier is vulnerable to server-side request forgery, which stems from a failure of the modproxy module to properly validate user input and can be exploited to forward requests to ...

Slackware Linux 14.0 / 14.1 / 14.2 / current httpd Multiple Vulnerabilities (SSA:2021-259-01)

The version of httpd installed on the remote host is prior to 2.4.49. It is, therefore, affected by multiple vulnerabilities as referenced in the SSA:2021-259-01 advisory. - A crafted method sent through HTTP/2 will bypass validation and be forwarded by modproxy, which can lead to request splitti...

Apache 2.4.x < 2.4.49 Multiple Vulnerabilities

According to its banner, the version of Apache running on the remote host is 2.4.x prior to 2.4.49. It is, therefore, affected by multiple vulnerabilities: - A crafted method sent through HTTP/2 will bypass validation and be forwarded by modproxy, which can lead to request splitting or cache...

CVE-2021-40438

A Server-Side Request Forgery SSRF flaw was found in modproxy of httpd. This flaw allows a remote, unauthenticated attacker to make the httpd server forward requests to an arbitrary server. The attacker could get, modify, or delete resources on other services that may be behind a firewall and...