CVE-2024-38477 Apache HTTP Server: Crash resulting in Denial of Service in mod_proxy via a malicious request

What is CVE-2024-38477?

CVE-2024-38477 is a high-severity vulnerability in Apache Http Server, published on 1 Jul 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

null pointer dereference in mod_proxy in Apache HTTP Server 2.4.59 and earlier allows an attacker to crash the server via a malicious request. Users are recommended to upgrade to version 2.4.60, which fixes this issue.

Weakness: CWE-476

Which versions are affected by CVE-2024-38477?

1 open source package ship an affected version, including apache. It affects 2 products.

Products include Apache Http Server, Netapp Clustered Data Ontap.

How do I fix CVE-2024-38477?

Upgrade apache to 2.4.60 or later.

Is CVE-2024-38477 being exploited?

There is no known exploitation of CVE-2024-38477 in the wild and no public exploit code.

Other vulnerabilities in Apache Http Server

• CVE-2021-42013 Apache HTTP Server Path Traversal Exploited Critical 9.8
• CVE-2024-38475 Apache HTTP Server Improper Escaping of Output Exploited Critical 9.1
• CVE-2021-40438 Apache HTTP Server-Side Request Forgery (SSRF) Exploited Critical 9.0
• CVE-2019-0211 Apache HTTP Server Privilege Escalation Exploited High 7.8
• CVE-2021-41773 Apache HTTP Server Path Traversal Exploited High 7.5

All Apache Http Server vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as ALPINE-CVE-2024-38477, BELL-CVE-2024-38477, BIT-apache-2024-38477, CLEANSTART-2026-XP17348, CLSA-2024-1725012024, CLSA-2024-1725012055 and 4 more.