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CVE-2021-44790

Status Candidate

Overview

A carefully crafted request body can cause a buffer overflow in the mod_lua multipart parser (r:parsebody() called from Lua scripts). The Apache httpd team is not aware of an exploit for the vulnerabilty though it might be possible to craft one. This issue affects Apache HTTP Server 2.4.51 and earlier.

Related Files

Red Hat Security Advisory 2022-0143-03
Posted Jan 17, 2022
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2022-0143-03 - The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server. Issues addressed include buffer overflow, heap overflow, null pointer, and out of bounds write vulnerabilities.

tags | advisory, web, overflow, vulnerability
systems | linux, redhat
advisories | CVE-2021-26691, CVE-2021-34798, CVE-2021-39275, CVE-2021-44790
MD5 | 6a5b4f118eca61bd090c5c5ac6d2e518
Ubuntu Security Notice USN-5212-2
Posted Jan 10, 2022
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 5212-2 - USN-5212-1 fixed several vulnerabilities in Apache. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. It was discovered that the Apache HTTP Server incorrectly handled certain forward proxy requests. A remote attacker could use this issue to cause the server to crash, resulting in a denial of service, or possibly perform a Server Side Request Forgery attack.

tags | advisory, remote, web, denial of service, vulnerability
systems | linux, ubuntu
advisories | CVE-2021-44224, CVE-2021-44790
MD5 | 879493980ad546483ae9a82afba9e210
Ubuntu Security Notice USN-5212-1
Posted Jan 6, 2022
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 5212-1 - It was discovered that the Apache HTTP Server incorrectly handled certain forward proxy requests. A remote attacker could use this issue to cause the server to crash, resulting in a denial of service, or possibly perform a Server Side Request Forgery attack. It was discovered that the Apache HTTP Server Lua module incorrectly handled memory in the multipart parser. A remote attacker could use this issue to cause the server to crash, resulting in a denial of service, or possibly execute arbitrary code.

tags | advisory, remote, web, denial of service, arbitrary
systems | linux, ubuntu
advisories | CVE-2021-44224, CVE-2021-44790
MD5 | eebd4d586278c04746c3d43601b5f785
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