PHP up to 5.2.0 Filters format string

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in PHP up to 5.2.0. This affects an unknown function of the component Filters. The manipulation leads to format string. This vulnerability is referenced as CVE-2007-1452. Furthermore, an exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in PHP up to 5.2.0 (Programming Language Software). This issue affects some unknown processing of the component Filters. The manipulation with an unknown input leads to a format string vulnerability. Using CWE to declare the problem leads to CWE-134. The product uses a function that accepts a format string as an argument, but the format string originates from an external source. Impacted is integrity. The summary by CVE is:

The FDF support (ext/fdf) in PHP 5.2.0 and earlier does not implement the input filtering hooks for ext/filter, which allows remote attackers to bypass web site filters via an application/vnd.fdf formatted POST.

The bug was discovered 03/10/2007. The weakness was published 03/14/2007 by Stefan Esser (Website). It is possible to read the advisory at securityfocus.com. The identification of this vulnerability is CVE-2007-1452 since 03/14/2007. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are unknown but a public exploit is available.

The exploit is available at securityfocus.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 24907 (PHP < 5.2.1 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 12259 (PHP Prior to 5.2.1/4.4.5 Multiple Vulnerabilities).

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (33206), Exploit-DB (3452), Tenable (24907), SecurityFocus (BID 22906†) and OSVDB (33931†). Similar entries are available at VDB-2920, VDB-2911, VDB-2914 and VDB-2917. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Format string
CWE: CWE-134 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

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Price Prediction: 🔍
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Nessus ID: 24907
Nessus Name: PHP < 5.2.1 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 110175
OpenVAS Name: PHP version smaller than 5.2.1
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/08/2007 🔍
03/10/2007 +30 days 🔍
03/10/2007 +0 days 🔍
03/10/2007 +0 days 🔍
03/14/2007 +4 days 🔍
03/14/2007 +0 days 🔍
03/14/2007 +0 days 🔍
04/02/2007 +19 days 🔍
04/15/2007 +13 days 🔍
03/13/2015 +2889 days 🔍
02/18/2025 +3630 days 🔍

Sourcesinfo

Product: php.org

Advisory: securityfocus.com⛔
Researcher: Stefan Esser
Status: Confirmed

CVE: CVE-2007-1452 (🔍)
GCVE (CVE): GCVE-0-2007-1452
GCVE (VulDB): GCVE-100-35615
X-Force: 33206
SecurityFocus: 22906 - PHP EXT/Filter FDF Post Filter Bypass Vulnerability
OSVDB: 33931 - PHP - EXT.Filter FDF - Post Filter Bypass Issue
Vulnerability Center: 14832 - PHP 5.2.0 FDF Support Remote Bypassing of Web Site Filters, Medium

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

Entryinfo

Created: 03/13/2015 12:16
Updated: 02/18/2025 06:43
Changes: 03/13/2015 12:16 (74), 07/17/2019 20:52 (6), 02/18/2025 06:43 (19)
Complete: 🔍
Cache ID: 216::103

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