CVE-2024-1874 Command injection via array-ish $command parameter of proc_open()

What is CVE-2024-1874?

CVE-2024-1874 is a critical command injection vulnerability in Fedoraproject Fedora, published on 29 Apr 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In PHP versions 8.1.* before 8.1.28, 8.2.* before 8.2.18, 8.3.* before 8.3.5, when using proc_open() command with array syntax, due to insufficient escaping, if the arguments of the executed command are controlled by a malicious user, the user can supply arguments that would execute arbitrary commands in Windows shell.

Weakness: CWE-116

Which versions are affected by CVE-2024-1874?

3 open source packages ship an affected version, including libphp, php and php-min. It affects 2 products.

Products include Fedoraproject Fedora, Php Php.

How do I fix CVE-2024-1874?

Upgrade libphp to a fixed version for your release line: 8.1.28, 8.2.18 or 8.3.5.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2024-1874 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-1874 exists.

Public exploit code: 1 proofs of concept on GitHub.

Other vulnerabilities in Fedoraproject Fedora

• CVE-2024-4577 PHP-CGI OS Command Injection Exploited Critical 9.8
• CVE-2021-39226 Grafana Authentication Bypass Exploited Critical 9.8
• CVE-2019-5544 VMware ESXi and Horizon DaaS OpenSLP Heap-Based Buffer Overflow Exploited Critical 9.8
• CVE-2024-4947 Google Chromium V8 Type Confusion Exploited Critical 9.6
• CVE-2024-4671 Google Chromium Visuals Use-After-Free Exploited Critical 9.6

All Fedoraproject Fedora vulnerabilities

Sources

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

Also known as AZL-40052, BELL-CVE-2024-1874, BIT-libphp-2024-1874, BIT-php-2024-1874, BIT-php-min-2024-1874, CLEANSTART-2026-GO78577 and 1 more.