PHP up to 5.1.4 php URL error_log access control

CVSS Meta Temp Score
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CTI Interest Score
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5.9$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in PHP up to 5.1.4. The impacted element is the function error_log of the component php URL Handler. The manipulation leads to access control. This vulnerability is traded as CVE-2006-3011. Furthermore, there is an exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in PHP up to 5.1.4 (Programming Language Software). It has been rated as critical. This issue affects the function error_log of the component php URL Handler. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, and integrity. The summary by CVE is:

The error_log function in basic_functions.c in PHP before 4.4.4 and 5.x before 5.1.5 allows local users to bypass safe mode and open_basedir restrictions via a "php://" or other scheme in the third argument, which disables safe mode.

The weakness was shared 06/26/2006 by Maksymilian Arciemowicz (echo) (Website). It is possible to read the advisory at securityreason.com. The identification of this vulnerability is CVE-2006-3011 since 06/13/2006. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The exploit is available at exploit-db.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 22053 (Mandrake Linux Security Advisory : php (MDKSA-2006:122)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Mandriva Local Security Checks and running in the context l.

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 3 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (27414), Exploit-DB (7171), Tenable (22053), SecurityFocus (BID 18645†) and OSVDB (26827†). The entries VDB-30810, VDB-30800 and VDB-45525 are related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 5.9

VulDB Base Score: 6.5
VulDB Temp Score: 5.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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: 22053
Nessus Name: Mandrake Linux Security Advisory : php (MDKSA-2006:122)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: php.net

Timelineinfo

06/13/2006 🔍
06/26/2006 +13 days 🔍
06/26/2006 +0 days 🔍
06/26/2006 +0 days 🔍
06/26/2006 +0 days 🔍
06/26/2006 +0 days 🔍
06/26/2006 +0 days 🔍
06/26/2006 +0 days 🔍
06/27/2006 +0 days 🔍
07/13/2006 +16 days 🔍
07/17/2006 +4 days 🔍
07/24/2006 +7 days 🔍
05/11/2025 +6866 days 🔍

Sourcesinfo

Product: php.org

Advisory: securityreason.com
Researcher: Maksymilian Arciemowicz (echo)
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2006-3011 (🔍)
GCVE (CVE): GCVE-0-2006-3011
GCVE (VulDB): GCVE-100-2339
X-Force: 27414 - PHP error_log() safe mode bypass, Medium Risk
SecurityFocus: 18645 - PHP Error_Log Safe_Mode Restriction-Bypass Vulnerability
Secunia: 20818 - PHP "error_log()" Safe Mode Bypass Weakness, Not Critical
OSVDB: 26827 - PHP error_log() Third Argument Safe Mode Bypass
SecurityTracker: 1016377
Vulnerability Center: 12335 - PHP Safe Mode and open_basedir Bypass Vulnerability in error_log Function, Low
Vupen: ADV-2006-2523

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

Entryinfo

Created: 06/27/2006 11:15
Updated: 05/11/2025 19:34
Changes: 06/27/2006 11:15 (101), 06/23/2019 07:46 (1), 05/11/2025 19:34 (16)
Complete: 🔍
Cache ID: 216:510:103

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