PHP up to 5.1.2 Session Name Special Char cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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7.9$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in PHP up to 5.1.2. Affected by this vulnerability is an unknown functionality of the component Session Name Handler. Executing a manipulation as part of Special Char can lead to cross site scripting. This vulnerability is registered as CVE-2006-3016. It is possible to launch the attack remotely. Furthermore, an exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in PHP up to 5.1.2 (Programming Language Software) and classified as critical. This vulnerability affects some unknown functionality of the component Session Name Handler. The manipulation as part of a Special Char leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-80. The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special characters such as "<", ">", and "&" that could be interpreted as web-scripting elements when they are sent to a downstream component that processes web pages. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Unspecified vulnerability in session.c in PHP before 5.1.3 has unknown impact and attack vectors, related to "certain characters in session names," including special characters that are frequently associated with CRLF injection, SQL injection, cross-site scripting (XSS), and HTTP response splitting vulnerabilities. NOTE: while the nature of the vulnerability is unspecified, it is likely that this is related to a violation of an expectation by PHP applications that the session name is alphanumeric, as implied in the PHP manual for session_name().

The weakness was published 05/04/2006 by Stefan Esser with PHP Group (Website). The advisory is shared for download at php.net. This vulnerability was named CVE-2006-3016 since 06/14/2006. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. Technical details are unknown but a public exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007.

It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 22443 (RHEL 3 / 4 : php (RHSA-2006:0669)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Red Hat Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 156244 (Oracle Enterprise Linux Update for PHP (ELSA-2006:0730,ELSA-2006:0669)).

Upgrading to version 5.1.3 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 5 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (22443), SecurityFocus (BID 17843†), OSVDB (25255†), Secunia (SA19927†) and SecurityTracker (ID 1016306†). Similar entries are available at VDB-2199, VDB-2202, VDB-2201 and VDB-2423. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 7.9

VulDB Base Score: 8.8
VulDB Temp Score: 7.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

Class: Cross site scripting
CWE: CWE-80 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

EPSS Score: 🔍
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Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 22443
Nessus Name: RHEL 3 / 4 : php (RHSA-2006:0669)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: PHP 5.1.3
Patch: php.net

Timelineinfo

05/04/2006 🔍
05/04/2006 +0 days 🔍
05/04/2006 +0 days 🔍
05/05/2006 +0 days 🔍
06/14/2006 +40 days 🔍
06/14/2006 +0 days 🔍
06/15/2006 +1 days 🔍
09/21/2006 +98 days 🔍
09/22/2006 +1 days 🔍
04/26/2019 +4599 days 🔍

Sourcesinfo

Product: php.org

Advisory: php.net
Researcher: Stefan Esser
Organization: PHP Group
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2006-3016 (🔍)
GCVE (CVE): GCVE-0-2006-3016
GCVE (VulDB): GCVE-100-2200

OVAL: 🔍

SecurityFocus: 17843 - PHP Multiple Unspecified Vulnerabilities
Secunia: 19927 - PHP Multiple Vulnerabilities, Moderately Critical
OSVDB: 25255 - PHP unset() Function Variable Persistence
SecurityTracker: 1016306

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

Entryinfo

Created: 05/05/2006 17:56
Updated: 04/26/2019 21:31
Changes: 05/05/2006 17:56 (91), 04/26/2019 21:31 (2)
Complete: 🔍
Cache ID: 216::103

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