VDB-12337 · XFDB 91136 · BID 65545

MyBB misc.php POST Request denial of service

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.
4.7$0-$5k0.00

Summaryinfo

A vulnerability has been found in MyBB and classified as problematic. The affected element is an unknown function of the file misc.php. This manipulation causes denial of service (POST Request). Moreover, an exploit is present.

Detailsinfo

A vulnerability was found in MyBB (Content Management System) (the affected version unknown). It has been declared as problematic. Affected by this vulnerability is an unknown part of the file misc.php. The manipulation with an unknown input leads to a denial of service vulnerability (POST Request). The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability.

The weakness was disclosed 02/12/2014 by Amir as MyBB 'misc.php' Remote Denial of Service Vulnerability as not defined advisory (Website). The advisory is shared at securityfocus.com. The public release happened without involvement of the project team. 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.

A public exploit has been developed by Amir in Perl and been published immediately after the advisory. It is possible to download the exploit at downloads.securityfocus.com. It is declared as proof-of-concept. By approaching the search of inurl:misc.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 (91136) and SecurityFocus (BID 65545†). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.7

VulDB Base Score: 5.3
VulDB Temp Score: 4.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

Exploitinginfo

Name: POST Request
Class: Denial of service / POST Request
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Amir
Programming Language: 🔍
Download: 🔍
Google Hack: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Timelineinfo

02/12/2014 🔍
02/12/2014 +0 days 🔍
02/12/2014 +0 days 🔍
02/21/2014 +9 days 🔍
03/30/2019 +1863 days 🔍

Sourcesinfo

Product: mybb.com

Advisory: MyBB 'misc.php' Remote Denial of Service Vulnerability⛔
Researcher: Amir
Status: Not defined

GCVE (VulDB): GCVE-100-12337
X-Force: 91136 - MyBB misc.php denial of service, Medium Risk
SecurityFocus: 65545 - MyBB 'misc.php' Remote Denial of Service Vulnerability

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

Entryinfo

Created: 02/21/2014 16:50
Updated: 03/30/2019 14:21
Changes: 02/21/2014 16:50 (50), 03/30/2019 14:21 (9)
Complete: 🔍
Committer:
Cache ID: 216::103

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

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to stay up to date on a daily basis?

Enable the mail alert feature now!