PHP up to 8.1.31/8.2.27/8.3.18/8.4.4 Header Parser input validation

CVSS Meta Temp Score
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CTI Interest Score
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3.5$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in PHP up to 8.1.31/8.2.27/8.3.18/8.4.4. The affected element is an unknown function of the component Header Parser. The manipulation results in an unknown weakness. This vulnerability was named CVE-2025-1217. The attack may be performed from remote. In addition, an exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in PHP up to 8.1.31/8.2.27/8.3.18/8.4.4. It has been classified as problematic. Affected is an unknown part of the component Header Parser. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on integrity. CVE summarizes:

In PHP from 8.1.* before 8.1.32, from 8.2.* before 8.2.28, from 8.3.* before 8.3.19, from 8.4.* before 8.4.5, when http request module parses HTTP response obtained from a server, folded headers are parsed incorrectly, which may lead to misinterpreting the response and using incorrect headers, MIME types, etc.

The advisory is available at github.com. This vulnerability is traded as CVE-2025-1217. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. Technical details are unknown but a public exploit is available.

The exploit is shared for download at github.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 232748 (Debian dsa-5878 : libapache2-mod-php8.2 - security update), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 8.1.32, 8.2.28, 8.3.19 or 8.4.5 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (232748) and CERT Bund (WID-SEC-2025-0566). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Affected

  • Debian Linux
  • Amazon Linux 2
  • Red Hat Enterprise Linux
  • Ubuntu Linux
  • SUSE Linux
  • Xerox FreeFlow Print Server
  • Oracle Linux
  • SUSE openSUSE
  • RESF Rocky Linux
  • NetApp Data ONTAP
  • Open Source PHP

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔍
CNA CVSS-BT Score: 🔍
CNA Vector: 🔍

CVSSv3info

VulDB Meta Base Score: 3.7
VulDB Meta Temp Score: 3.5

VulDB Base Score: 4.3
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 3.1
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 232748
Nessus Name: Debian dsa-5878 : libapache2-mod-php8.2 - security update

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: PHP 8.1.32/8.2.28/8.3.19/8.4.5

Timelineinfo

03/14/2025 🔍
03/14/2025 +0 days 🔍
02/11/2026 +334 days 🔍

Sourcesinfo

Product: php.org

Advisory: github.com
Status: Confirmed

CVE: CVE-2025-1217 (🔍)
GCVE (CVE): GCVE-0-2025-1217
GCVE (VulDB): GCVE-100-299778
CERT Bund: WID-SEC-2025-0566 - PHP: Mehrere Schwachstellen

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/14/2025 20:41
Updated: 02/11/2026 14:54
Changes: 03/14/2025 20:41 (53), 03/15/2025 08:00 (2), 03/29/2025 11:49 (17), 05/24/2025 01:58 (12), 09/13/2025 17:44 (7), 02/11/2026 14:54 (2)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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