CVEvulnerability

CVE-2017-9841

9.8 CRITICAL Known exploited Published 2017-06-27 Modified 2026-06-17 Official page ↗

CISA Known Exploited Vulnerability

PHPUnit Command Injection Vulnerability — PHPUnit PHPUnit

PHPUnit allows remote attackers to execute arbitrary PHP code via HTTP POST data beginning with a "<?php " substring, as demonstrated by an attack on a site with an exposed /vendor folder, i.e., external access to the /vendor/phpunit/phpunit/src/Util/PHP/eval-stdin.php URI.

Added to KEV: 2022-02-15
Remediation due: 2022-08-15
Ransomware use: Unknown
Required action: Apply updates per vendor instructions.
Notes: https://nvd.nist.gov/vuln/detail/CVE-2017-9841

Status: Analyzed
Published: 2017-06-27
Last modified: 2026-06-17
Assigner: [email protected]
CVSS 3.1 ([email protected]): 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0): 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected]): 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
Weaknesses: CWE-94

Description

Util/PHP/eval-stdin.php in PHPUnit before 4.8.28 and 5.x before 5.6.3 allows remote attackers to execute arbitrary PHP code via HTTP POST data beginning with a "<?php " substring, as demonstrated by an attack on a site with an exposed /vendor folder, i.e., external access to the /vendor/phpunit/phpunit/src/Util/PHP/eval-stdin.php URI.

Affected configurations

• phpunit project phpunit (<= 4.8.27) • phpunit project phpunit (>= 5.0.0 < 5.6.3) • oracle communications diameter signaling router (>= 8.0.0 <= 8.5.0)

Weakness · CWE (1)

CWE-94 Improper Control of Generation of Code weakness

References