MyBB up to 1.6.12 Post Search upload/search.php keywords cross site scripting

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.
3.8$0-$5k0.00

Summaryinfo

A vulnerability was found in MyBB up to 1.6.12. It has been classified as problematic. The affected element is an unknown function of the file upload/search.php of the component Post Search. The manipulation of the argument keywords with the input "qor'("a[script]alert(/XSS/)[/script] as part of POST Request leads to cross site scripting. This vulnerability is uniquely identified as CVE-2014-1840. The attack is possible to be carried out remotely. Moreover, an exploit is present. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability was found in MyBB up to 1.6.12 (Content Management System) and classified as problematic. This issue affects an unknown code block of the file upload/search.php of the component Post Search. The manipulation of the argument keywords with the input value "qor'("\2a[script]alert(/XSS/)[/script] leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. The summary by CVE is:

Cross-site scripting (XSS) vulnerability in Upload/search.php in MyBB 1.6.12 and earlier allows remote attackers to inject arbitrary web script or HTML via the keywords parameter in a do_search action, which is not properly handled in a forced SQL error message.

The weakness was disclosed 02/03/2014 by Osanda Malith Jayathissa as File 125038 as not defined exploit (Packetstorm). It is possible to read the advisory at packetstormsecurity.com. The vendor was not involved in the public release. The identification of this vulnerability is CVE-2014-1840 since 02/02/2014. 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 as well as a public exploit are known. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

A public exploit has been developed by Osanda Malith Jayathissa in HTML/Javascript and been published immediately after the advisory. The exploit is available at packetstormsecurity.com. It is declared as proof-of-concept. By approaching the search of inurl:/search.php "MyBB 1.6" it is possible to find vulnerable targets with Google Hacking.

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the databases at X-Force (90953), SecurityFocus (BID 65344†), Secunia (SA56680†) and Vulnerability Center (SBV-43647†). The entry VDB-12205 is pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 3.8

VulDB Base Score: 4.3
VulDB Temp Score: 3.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Osanda Malith Jayathissa
Programming Language: 🔍
Download: 🔍
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

OpenVAS ID: 802038
OpenVAS Name: MyBB keywords Cross Site Scripting Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Timelineinfo

02/02/2014 🔍
02/03/2014 +1 days 🔍
02/03/2014 +0 days 🔍
02/03/2014 +0 days 🔍
02/05/2014 +2 days 🔍
02/12/2014 +7 days 🔍
02/26/2014 +14 days 🔍
03/03/2014 +5 days 🔍
03/17/2014 +14 days 🔍
05/23/2017 +1163 days 🔍

Sourcesinfo

Product: mybb.com

Advisory: File 125038
Researcher: Osanda Malith Jayathissa
Status: Not defined

CVE: CVE-2014-1840 (🔍)
GCVE (CVE): GCVE-0-2014-1840
GCVE (VulDB): GCVE-100-12227
X-Force: 90953 - MyBB Post search cross-site scripting, Medium Risk
SecurityFocus: 65344 - MyBB 'search.php' Cross Site Scripting Vulnerability
Secunia: 56680 - MyBB "keywords" Cross-Site Scripting Vulnerability, Less Critical
Vulnerability Center: 43647 - MyBB <=1.6.12 Remote Cross-Site Scripting Vulnerability in Upload/search.php, Medium

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

Entryinfo

Created: 02/12/2014 09:06
Updated: 05/23/2017 08:46
Changes: 02/12/2014 09:06 (84), 05/23/2017 08:46 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you want to use VulDB in your project?

Use the official API to access entries easily!