CafeLog b2 Blog up to 0.5 b2verifauth.php index file inclusion

HistoryDiffrelatejsonxmlCTI

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.6	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in CafeLog b2 Blog up to 0.5 and classified as critical. This affects an unknown part of the file b2verifauth.php. This manipulation of the argument index causes file inclusion. This vulnerability is registered as CVE-2006-6830. Furthermore, an exploit is available.

Detailsinfo

A vulnerability was found in CafeLog b2 Blog up to 0.5 (Blog Software). It has been declared as critical. Affected by this vulnerability is an unknown part of the file b2verifauth.php. The manipulation of the argument index with an unknown input leads to a file inclusion vulnerability. The CWE definition for the vulnerability is CWE-73. The product allows user input to control or influence paths or file names that are used in filesystem operations. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

PHP remote file inclusion vulnerability in b2verifauth.php in b2 Blog 0.5 and earlier allows remote attackers to execute arbitrary PHP code via a URL in the index parameter.

The weakness was published 12/31/2006 (Website). It is possible to read the advisory at xforce.iss.net. This vulnerability is known as CVE-2006-6830 since 01/01/2007. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. By approaching the search of inurl:b2verifauth.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (31139), Exploit-DB (2983) and SecurityFocus (BID 21749†). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Blog Software

Vendor

CafeLog

Name

b2 Blog

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

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

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: File inclusion
CWE: CWE-73
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/26/2006 🔍
12/31/2006 +5 days 🔍
12/31/2006 +0 days 🔍
01/01/2007 +1 days 🔍
03/12/2015 +2992 days 🔍
07/27/2025 +3789 days 🔍

Sourcesinfo

Advisory: xforce.iss.net
Status: Not defined

CVE: CVE-2006-6830 (🔍)
GCVE (CVE): GCVE-0-2006-6830
GCVE (VulDB): GCVE-100-34135
X-Force: 31139 - b2 Blog b2verifauth.php file include
SecurityFocus: 21749 - Cafelog B2 Blog B2Verifauth.PHP Remote File Include Vulnerability

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

Entryinfo

Created: 03/12/2015 22:21
Updated: 07/27/2025 01:35
Changes: 03/12/2015 22:21 (49), 10/01/2017 20:54 (6), 08/12/2024 11:55 (24), 12/21/2024 20:23 (1), 07/27/2025 01:35 (1)
Complete: 🔍
Cache ID: 216::103