3.3
LOW
CVE-2024-9026
Apache PHP PHP-FPM Log Pollution Vulnerability
Description

In PHP versions 8.1.* before 8.1.30, 8.2.* before 8.2.24, 8.3.* before 8.3.12, when using PHP-FPM SAPI and it is configured to catch workers output through catch_workers_output = yes, it may be possible to pollute the final log or remove up to 4 characters from the log messages by manipulating log message content. Additionally, if PHP-FPM is configured to use syslog output, it may be possible to further remove log data using the same vulnerability.

INFO

Published Date :

Oct. 8, 2024, 4:15 a.m.

Last Modified :

Oct. 16, 2024, 6:30 p.m.

Remotely Exploitable :

No

Impact Score :

1.4

Exploitability Score :

1.8
Affected Products

The following products are affected by CVE-2024-9026 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Php php
1 Php-fpm php-fpm
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2024-9026.

URL Resource
https://github.com/php/php-src/security/advisories/GHSA-865w-9rf3-2wh5 Exploit Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2024-9026 vulnerability anywhere in the article.

  • Cybersecurity News
Multiple Vulnerabilities Discovered in PHP, Prompting Urgent Security Updates

The PHP project has recently released a security advisory, addressing several vulnerabilities affecting various versions of PHP. These vulnerabilities range from potential log tampering to arbitrary f ... Read more

Published Date: Sep 30, 2024 (2 months, 3 weeks ago)

The following table lists the changes that have been made to the CVE-2024-9026 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Reanalysis by [email protected]

    Oct. 16, 2024

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:a:php-fpm:php-fpm:*:*:*:*:*:*:*:* versions up to (excluding) 8.1.30 *cpe:2.3:a:php-fpm:php-fpm:*:*:*:*:*:*:*:* versions from (including) 8.2.0 up to (excluding) 8.2.24 *cpe:2.3:a:php-fpm:php-fpm:*:*:*:*:*:*:*:* versions from (including) 8.3.0 up to (excluding) 8.3.12 OR *cpe:2.3:a:php-fpm:php-fpm:*:*:*:*:*:*:*:* versions from (including) 8.1.0 up to (excluding) 8.1.30 *cpe:2.3:a:php-fpm:php-fpm:*:*:*:*:*:*:*:* versions from (including) 8.2.0 up to (excluding) 8.2.24 *cpe:2.3:a:php-fpm:php-fpm:*:*:*:*:*:*:*:* versions from (including) 8.3.0 up to (excluding) 8.3.12
  • Initial Analysis by [email protected]

    Oct. 16, 2024

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
    Changed Reference Type https://github.com/php/php-src/security/advisories/GHSA-865w-9rf3-2wh5 No Types Assigned https://github.com/php/php-src/security/advisories/GHSA-865w-9rf3-2wh5 Exploit, Third Party Advisory
    Added CWE NIST NVD-CWE-Other
    Added CPE Configuration OR *cpe:2.3:a:php-fpm:php-fpm:*:*:*:*:*:*:*:* versions up to (excluding) 8.1.30 *cpe:2.3:a:php-fpm:php-fpm:*:*:*:*:*:*:*:* versions from (including) 8.2.0 up to (excluding) 8.2.24 *cpe:2.3:a:php-fpm:php-fpm:*:*:*:*:*:*:*:* versions from (including) 8.3.0 up to (excluding) 8.3.12
  • CVE Received by [email protected]

    Oct. 08, 2024

    Action Type Old Value New Value
    Added Description In PHP versions 8.1.* before 8.1.30, 8.2.* before 8.2.24, 8.3.* before 8.3.12, when using PHP-FPM SAPI and it is configured to catch workers output through catch_workers_output = yes, it may be possible to pollute the final log or remove up to 4 characters from the log messages by manipulating log message content. Additionally, if PHP-FPM is configured to use syslog output, it may be possible to further remove log data using the same vulnerability.
    Added Reference PHP Group https://github.com/php/php-src/security/advisories/GHSA-865w-9rf3-2wh5 [No types assigned]
    Added CWE PHP Group CWE-158
    Added CWE PHP Group CWE-117
    Added CVSS V3.1 PHP Group AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2024-9026 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability