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Critical · 9.4 Public exploit CVE-2024-1874 EUVD-2024-17599

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

Published Apr 29, 2024 · Updated Nov 4, 2025 · Assigned by php

Vendor: PHP Group Product: PHP Package: php Package: php81 Package: php82 Package: php83 Ecosystem: Alpine Ecosystem: Azure Linux

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.

Affected products

VendorProductAffectedFixed
PHP Group PHP 8.1.* – < 8.1.28, 8.2.* – < 8.2.18, 8.3.* – < 8.3.5 8.1.28

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

openSUSE

Security tracker ↗
ReleasePackageFixed inAdvisory
openSUSE Tumbleweed php8 8.3.6-1.1 openSUSE-SU-2024:13867-1

Alpine

Security tracker ↗
ReleasePackageFixed inAdvisory
Alpine v3.24 php83 8.3.5-r0 —
Alpine v3.23 php83 8.3.5-r0 —
Alpine v3.22 php82 8.2.18-r0 —
Alpine v3.22 php83 8.3.5-r0 —
Alpine v3.21 php82 8.2.18-r0 —
Alpine v3.21 php83 8.3.5-r0 —
Alpine v3.20 php82 8.2.18-r0 —
Alpine v3.20 php83 8.3.5-r0 —
Show 1 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Alpine v3.19 php81 8.1.28-r0 —
Alpine v3.19 php82 8.2.18-r0 —
Alpine v3.19 php83 8.3.6-r0 —

Azure Linux

ReleasePackageFixed inAdvisory
Azure Linux 3 php 8.3.8-1 —

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

GitHub 1 repository

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

Advisories 4

References