WordPress 2.6 wp-admin/upgrade.php backto link following

CVSS Meta Temp Score
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CTI Interest Score
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4.1$0-$5k0.00

A vulnerability, which was classified as problematic, has been found in WordPress 2.6 (Content Management System). This issue affects some unknown functionality of the file wp-admin/upgrade.php. The manipulation of the argument backto with an unknown input leads to a link following vulnerability. Using CWE to declare the problem leads to CWE-59. The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource. Impacted is confidentiality. The summary by CVE is:

Open redirect vulnerability in wp-admin/upgrade.php in WordPress, probably 2.6.x, allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a URL in the backto parameter.

The weakness was published 12/22/2008 (Website). The advisory is shared at archives.neohapsis.com. The identification of this vulnerability is CVE-2008-6762 since 04/28/2009. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available.

By approaching the search of inurl:wp-admin/upgrade.php it is possible to find vulnerable targets with Google Hacking. The vulnerability scanner Nessus provides a plugin with the ID 44736 (Debian DSA-1871-1 : wordpress - several vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 116578 (Debian Update for WordPress (DSA-1871-1)).

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (50382) and Tenable (44736). Similar entries are available at 3689, 4018, 41692 and 45064.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Link following
CWE: CWE-59
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 44736
Nessus Name: Debian DSA-1871-1 : wordpress - several vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 64754
OpenVAS Name: Debian Security Advisory DSA 1871-1 (wordpress)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/22/2008 🔍
12/22/2008 +0 days 🔍
02/18/2009 +58 days 🔍
04/28/2009 +68 days 🔍
04/28/2009 +0 days 🔍
10/07/2009 +162 days 🔍
03/17/2015 +1987 days 🔍
08/11/2021 +2339 days 🔍

Sourcesinfo

Product: wordpress.com

Advisory: archives.neohapsis.com
Status: Not defined

CVE: CVE-2008-6762 (🔍)
OVAL: 🔍

X-Force: 50382
Vulnerability Center: 23627 - WordPress 2.6.x Backto Parameter Remote URL Redirection Vulnerability, Medium
OSVDB: 52213 - WordPress wp-admin/upgrade.php backto Parameter XSS

See also: 🔍

Entryinfo

Created: 03/17/2015 23:38
Updated: 08/11/2021 06:44
Changes: 03/17/2015 23:38 (67), 08/14/2017 10:23 (3), 08/11/2021 06:44 (3)
Complete: 🔍

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