YaBB 2.0 Rc1 username cross site scripting

EntryHistoryDiffjsonxmlCTI

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.
4.1	$0-$5k	0.00

A vulnerability was found in YaBB 2.0 Rc1 (Forum Software). It has been classified as problematic. This affects some unknown functionality. The manipulation of the argument username with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-80. The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special characters such as "<", ">", and "&" that could be interpreted as web-scripting elements when they are sent to a downstream component that processes web pages. This is going to have an impact on integrity. The summary by CVE is:

Cross-site scripting (XSS) vulnerability in usersrecentposts in YaBB 2.0 rc1 allows remote attackers to inject arbitrary web script or HTML via the username parameter.

The bug was discovered 03/12/2005. The weakness was released 05/02/2005 by trueend5 (Website). The advisory is shared at marc.info. This vulnerability is uniquely identified as CVE-2005-0785 since 03/20/2005. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 17305 (YaBB YaBB.pl usersrecentposts Action username Parameter XSS), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses : XSS and running in the context r.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (19671) and Tenable (17305). Entry connected to this vulnerability is available at 24066.

Productinfo

Type

Forum Software

Name

YaBB

Version

2.0 Rc1

License

free

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

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-80 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Nessus ID: 17305
Nessus Name: YaBB YaBB.pl usersrecentposts Action username Parameter XSS
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/08/2005 🔍
03/08/2005 +0 days 🔍
03/10/2005 +2 days 🔍
03/12/2005 +2 days 🔍
03/12/2005 +0 days 🔍
03/14/2005 +2 days 🔍
03/20/2005 +6 days 🔍
05/02/2005 +43 days 🔍
05/02/2005 +0 days 🔍
03/10/2015 +3599 days 🔍
05/30/2019 +1542 days 🔍

Sourcesinfo

Advisory: marc.info
Researcher: trueend5
Status: Not defined

CVE: CVE-2005-0785 (🔍)
X-Force: 19671
SecurityTracker: 1013420
Vulnerability Center: 7294 - XSS in YaBB 2.0 RC1 via Username Parameter, Medium
SecurityFocus: 12756 - YaBB Remote UsersRecentPosts Cross-Site Scripting Vulnerability
OSVDB: 14827 - YaBB "usersrecentposts" field cross-site scripting

See also: 🔍

Entryinfo

Created: 03/10/2015 23:05
Updated: 05/30/2019 18:14
Changes: 03/10/2015 23:05 (69), 05/30/2019 18:14 (4)
Complete: 🔍