XSS Hunter Express Path improper authentication

EntryeditHistoryDiffjsonxmlCTI

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.
7.0	$0-$5k	0.00

A vulnerability was found in XSS Hunter Express (affected version unknown). It has been declared as critical. Affected by this vulnerability is an unknown functionality of the component Path Handler. The manipulation with an unknown input leads to a weak authentication vulnerability. The CWE definition for the vulnerability is CWE-287. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

XSS Hunter Express before 2021-09-17 does not properly enforce authentication requirements for paths.

The weakness was shared 09/17/2021 as 56bb44ed9024849f64173f71583ecb7d873baba0. The advisory is shared at github.com. This vulnerability is known as CVE-2021-41317 since 09/17/2021. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

Applying the patch 56bb44ed9024849f64173f71583ecb7d873baba0 is able to eliminate this problem. The bugfix is ready for download at github.com. A possible mitigation has been published immediately after the disclosure of the vulnerability.

Productinfoedit

Name

XSS Hunter Express

CPE 2.3infoedit

🔒

CPE 2.2infoedit

🔒

CVSSv3infoedit

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2infoedit

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: 🔍

Exploitinginfoedit

Class: Weak authentication
CWE: CWE-287
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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

Threat Intelligenceinfoedit

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

Countermeasuresinfoedit

Recommended: Patch
Status: 🔍

Reaction Time: 🔒
0-Day Time: 🔒
Exposure Time: 🔒

Patch: 56bb44ed9024849f64173f71583ecb7d873baba0

Timelineinfoedit

09/17/2021 Advisory disclosed
09/17/2021 +0 days Countermeasure disclosed
09/17/2021 +0 days CVE assigned
09/17/2021 +0 days VulDB entry created
09/22/2021 +5 days VulDB last update

Sourcesinfoedit

Advisory: 56bb44ed9024849f64173f71583ecb7d873baba0
Status: Confirmed

CVE: CVE-2021-41317 (🔒)

Entryinfoedit

Created: 09/17/2021 09:34 PM
Updated: 09/22/2021 02:48 PM
Changes: (1) source_cve_nvd_summary
Complete: 🔍