WordPress up to 2.6.1 Password Generator input validation

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability has been found in WordPress and classified as problematic. This affects an unknown function of the component Password Generator. Performing a manipulation results in input validation. This vulnerability is known as CVE-2008-4106. Furthermore, an exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as problematic has been found in WordPress (Content Management System). This affects an unknown part of the component Password Generator. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

WordPress before 2.6.2 does not properly handle MySQL warnings about insertion of username strings that exceed the maximum column width of the user_login column, and does not properly handle space characters when comparing usernames, which allows remote attackers to change an arbitrary user s password to a random value by registering a similar username and then requesting a password reset, related to a "SQL column truncation vulnerability." NOTE: the attacker can discover the random password by also exploiting CVE-2008-4107.

The bug was discovered 09/08/2008. The weakness was published 09/12/2008 by Stefan Esser (Website). The advisory is shared at wordpress.org. This vulnerability is uniquely identified as CVE-2008-4106 since 09/15/2008. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available.

A public exploit has been developed by iso^kpsbr and been published even before and not after the advisory. The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 4 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 34173 (Fedora 8 : wordpress-2.6.2-1.fc8 (2008-7760)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 12265 (WordPress user_login Column SQL Truncation Vulnerability).

Upgrading eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at wordpress.org. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published 2 months after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 6408.

The vulnerability is also documented in the databases at X-Force (45087), Exploit-DB (6421), Tenable (34173), SecurityFocus (BID 31068†) and OSVDB (49561†). Similar entry is available at VDB-44088. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.6
VulDB Temp Score: 5.1
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: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: iso^kpsbr
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 34173
Nessus Name: Fedora 8 : wordpress-2.6.2-1.fc8 (2008-7760)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

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

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Patch: wordpress.org
TippingPoint: 🔍

Timelineinfo

09/08/2008 🔍
09/08/2008 +0 days 🔍
09/10/2008 +2 days 🔍
09/10/2008 +0 days 🔍
09/12/2008 +2 days 🔍
09/12/2008 +0 days 🔍
09/15/2008 +3 days 🔍
09/15/2008 +0 days 🔍
09/18/2008 +3 days 🔍
09/18/2008 +0 days 🔍
09/19/2008 +1 days 🔍
10/06/2008 +17 days 🔍
10/22/2008 +16 days 🔍
11/05/2008 +14 days 🔍
11/03/2024 +5841 days 🔍

Sourcesinfo

Product: wordpress.com

Advisory: wordpress.org
Researcher: Stefan Esser
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2008-4106 (🔍)
GCVE (CVE): GCVE-0-2008-4106
GCVE (VulDB): GCVE-100-3825

OVAL: 🔍

X-Force: 45087
SecurityFocus: 31068 - WordPress Lost Password SQL Column Truncation Unauthorized Access Vulnerability
Secunia: 31870 - Fedora update for wordpress, Moderately Critical
OSVDB: 49561 - PHP Multiple rand Functions RNG Weakness
SecurityTracker: 1020869
Vulnerability Center: 19644 - WordPress < 2.6.2 SQL Column Truncation Vulnerability Allows Password Modification, Medium
Vupen: ADV-2008-2553

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

Entryinfo

Created: 09/19/2008 14:50
Updated: 11/03/2024 20:40
Changes: 09/19/2008 14:50 (107), 08/17/2019 20:51 (1), 11/03/2024 20:40 (17)
Complete: 🔍
Cache ID: 216:5A2:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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