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 classified as problematic has been found in Htmlpurifier. This affects some unknown functionality. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as 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. This is going to have an impact on integrity. The summary by CVE is:

Cross-site scripting (XSS) vulnerability in HTML Purifier before 4.1.1, as used in Mahara and other products, when the browser is Internet Explorer, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

The weakness was disclosed 07/06/2010 (Website). The advisory is shared at securityfocus.com. This vulnerability is uniquely identified as CVE-2010-2479. 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. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 48393 (Fedora 13 : moodle-1.9.9-2.fc13 (2010-13250)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 118768 (Fedora Update for moodle (FEDORA-2010-13250)).

Upgrading to version 2.1.0 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (58146) and Tenable (48393).

Productinfo

Name

• Htmlpurifier

Version

• 1.0.0
• 1.0.1
• 1.1.0
• 1.1.1
• 1.1.2
• 1.2.0
• 1.3.0
• 1.3.1
• 1.3.2
• 1.4.0
• 1.4.1
• 1.5.0
• 1.6.0
• 1.6.1
• 2.0.0
• 2.0.1
• 2.1.0
• 2.1.1
• 2.1.2
• 2.1.3
• 2.1.4
• 2.1.5
• 3.0.0
• 3.1.0
• 3.1.1
• 3.2.0
• 3.3.0
• 4.0.0
• 4.1.0

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-79 / CWE-74 / CWE-707
ATT&CK: T1059.007

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: 48393
Nessus Name: Fedora 13 : moodle-1.9.9-2.fc13 (2010-13250)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 862334
OpenVAS Name: Fedora Update for moodle FEDORA-2010-13250
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Htmlpurifier 2.1.0

Timelineinfo

06/28/2010 🔍
06/30/2010 +2 days 🔍
06/30/2010 +0 days 🔍
07/06/2010 +6 days 🔍
07/06/2010 +0 days 🔍
07/12/2010 +6 days 🔍
08/23/2010 +42 days 🔍
03/19/2015 +1669 days 🔍
09/20/2021 +2377 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Status: Not defined
Confirmation: 🔍

CVE: CVE-2010-2479 (🔍)
OVAL: 🔍

X-Force: 58146
Vulnerability Center: 26374 - HTML Purifier Prior to 4.1.1 XSS Vulnerability via a Crafted URL, Low
SecurityFocus: 41259 - HTML Purifier Versions Prior to 4.1.1 Unspecified Cross-Site Scripting Vulnerability
Secunia: 39613

Entryinfo

Created: 03/19/2015 14:37
Updated: 09/20/2021 09:00
Changes: 03/19/2015 14:37 (59), 02/28/2017 16:48 (10), 09/20/2021 08:56 (5), 09/20/2021 09:00 (1)
Complete: 🔍

Discussion

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