CVE-2017-16635 : What You Need to Know

TinyWebGallery v2.4's

Add/Create

module is vulnerable to XSS attacks in parameters

mkname

,

mkitem

, and

item

, allowing attackers with low-privilege backend accounts to insert malicious scripts into the

TWG Explorer

item listing.

Understanding CVE-2017-16635

This CVE entry describes an XSS vulnerability in TinyWebGallery v2.4 that can be exploited by attackers with limited privileges.

What is CVE-2017-16635?

The vulnerability in TinyWebGallery v2.4 allows attackers to inject malicious scripts into the item listing using specific parameters in the

Add/Create

module.

The Impact of CVE-2017-16635

Attackers with low-privilege backend accounts can execute XSS attacks, compromising the integrity of the item listing in the

TWG Explorer

.

Technical Details of CVE-2017-16635

TinyWebGallery v2.4's vulnerability to XSS attacks in the

Add/Create

module.

Vulnerability Description

The

mkname

,

mkitem

, and

item

parameters in TinyWebGallery v2.4 are susceptible to XSS attacks, enabling the insertion of malicious scripts into the item listing.

Affected Systems and Versions

Product: TinyWebGallery v2.4
Vendor: N/A
Versions: N/A

Exploitation Mechanism

Attack Vector: Application-side of the service
Attack Method: POST request
Injection Point: Add/Create input field
Execution Point: Item listing after the add or create process

Mitigation and Prevention

Steps to address and prevent the CVE-2017-16635 vulnerability.

Immediate Steps to Take

Implement input validation to sanitize user inputs
Regularly monitor and audit backend user activities

Long-Term Security Practices

Conduct security training for developers on secure coding practices
Employ a web application firewall to detect and block XSS attacks

Patching and Updates

Apply patches or updates provided by TinyWebGallery to fix the XSS vulnerability