PHP 5.1/5.1.0/5.1.1/5.1.2/5.1.4 stripos memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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9.0$0-$5k0.00

Summaryinfo

A vulnerability was found in PHP 5.1/5.1.0/5.1.1/5.1.2/5.1.4. It has been classified as critical. Impacted is the function stripos. Performing a manipulation results in memory corruption. This vulnerability is cataloged as CVE-2006-4481. Furthermore, there is an exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, was found in PHP 5.1/5.1.0/5.1.1/5.1.2/5.1.4 (Programming Language Software). This affects the function stripos. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

The (1) file_exists and (2) imap_reopen functions in PHP before 5.1.5 do not check for the safe_mode and open_basedir settings, which allows local users to bypass the settings. NOTE: the error_log function is covered by CVE-2006-3011, and the imap_open function is covered by CVE-2006-1017.

The weakness was shared 08/18/2006 with PHP Team (Website). The advisory is shared at php.net. This vulnerability is uniquely identified as CVE-2006-4481 since 08/31/2006. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details and a public exploit are known.

The exploit is shared for download 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 22343 (FreeBSD : php -- multiple vulnerabilities (ea09c5df-4362-11db-81e1-000e0c2e438a)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165127 (SUSE Security Update for php4, php5 (SUSE-SA:2006:052)).

Upgrading eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at php.net. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published 4 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (22343), SecurityFocus (BID 19582†) and Secunia (SA21546†). The entries VDB-2269, VDB-2468, VDB-2467 and VDB-2466 are related to this item. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.0

VulDB Base Score: 10.0
VulDB Temp Score: 9.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

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

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Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 22343
Nessus Name: FreeBSD : php -- multiple vulnerabilities (ea09c5df-4362-11db-81e1-000e0c2e438a)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
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Nessus Port: 🔍

OpenVAS ID: 57375
OpenVAS Name: FreeBSD Ports: php4, php5
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
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Patch: php.net

Timelineinfo

08/18/2006 🔍
08/18/2006 +0 days 🔍
08/18/2006 +0 days 🔍
08/18/2006 +0 days 🔍
08/31/2006 +13 days 🔍
08/31/2006 +0 days 🔍
09/13/2006 +13 days 🔍
09/14/2006 +1 days 🔍
04/28/2019 +4609 days 🔍

Sourcesinfo

Product: php.org

Advisory: php.net
Researcher: http://www.php.net
Organization: PHP Team
Status: Not defined
Confirmation: 🔍

CVE: CVE-2006-4481 (🔍)
GCVE (CVE): GCVE-0-2006-4481
GCVE (VulDB): GCVE-100-2469
SecurityFocus: 19582 - PHP Multiple Input Validation Vulnerabilities
Secunia: 21546 - PHP Multiple Vulnerabilities, Highly Critical
Vupen: ADV-2006-3318

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

Entryinfo

Created: 08/18/2006 16:22
Updated: 04/28/2019 08:06
Changes: 08/18/2006 16:22 (85), 04/28/2019 08:06 (3)
Complete: 🔍
Cache ID: 216:0CB:103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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