Andreas Gohr DokuWiki up to Release 2005-07-01 spellcheck.php Remote Code Execution

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

A vulnerability, which was classified as critical, was found in Andreas Gohr DokuWiki up to Release 2005-07-01 (Content Management System). This affects an unknown code block of the file spellcheck.php. The manipulation with an unknown input leads to a remote code execution vulnerability. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

The spellchecker (spellcheck.php) in DokuWiki 2006/06/04 and earlier allows remote attackers to insert and execute arbitrary PHP code via "complex curly syntax" that is inserted into a regular expression that is processed by preg_replace with the /e (executable) modifier.

The bug was discovered 06/05/2006. The weakness was presented 06/04/2006 by Stefan Esser (Website). The advisory is shared at hardened-php.net. This vulnerability is uniquely identified as CVE-2006-2878 since 06/06/2006. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details and a exploit are known.

The exploit is shared for download at immunitysec.com. It is declared as proof-of-concept. By approaching the search of inurl:spellcheck.php it is possible to find vulnerable targets with Google Hacking. The vulnerability scanner Nessus provides a plugin with the ID 21662 (DokuWiki Spell Checker Embedded Link Arbitrary PHP Code Execution), 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.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (26913) and Tenable (21662). See 82, 332, 333 and 427 for similar entries.

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CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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Exploitinginfo

Class: Remote Code Execution
CWE: Unknown
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept
Download: 🔍
Google Hack: 🔍

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Nessus ID: 21662
Nessus Name: DokuWiki Spell Checker Embedded Link Arbitrary PHP Code Execution
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 56888
OpenVAS Name: FreeBSD Ports: dokuwiki
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Upgrade
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Timelineinfo

06/04/2006 🔍
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06/11/2006 +5 days 🔍
03/12/2015 +3196 days 🔍
06/20/2019 +1561 days 🔍

Sourcesinfo

Advisory: hardened-php.net
Researcher: Stefan Esser
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2006-2878 (🔍)
X-Force: 26913
SecurityTracker: 1016221
Vulnerability Center: 11869 - DokuWiki Spellchecker PHP Code Execution via preg_replace, High
SecurityFocus: 18289 - DokuWiki Remote PHP Script Code Injection Vulnerability
Secunia: 20429 - DokuWiki Spell Checker Code Execution Vulnerability, Highly Critical
OSVDB: 25980 - DokuWiki Spell Checker Embedded Link Arbitrary PHP Code Execution
Vupen: ADV-2006-2142

See also: 🔍

Entryinfo

Created: 03/12/2015 14:25
Updated: 06/20/2019 14:41
Changes: 03/12/2015 14:25 (83), 06/20/2019 14:41 (2)
Complete: 🔍

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