2021-24362 | Mobile-Friendly Image Gallery Plugin SVG File 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.
3.4	$0-$5k	0.41

A vulnerability, which was classified as problematic, was found in Mobile-Friendly Image Gallery Plugin on WordPress (Photo Gallery Software). Affected is an unknown code of the file /wp-content/uploads/photo-gallery/ of the component SVG File Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. This is going to have an impact on integrity. An attacker might be able to inject arbitrary html and script code into the web site. This would alter the appearance and would make it possible to initiate further attacks against site visitors. CVE summarizes:

The Photo Gallery by 10Web – Mobile-Friendly Image Gallery WordPress plugin before 1.5.75 did not ensure that uploaded SVG files added to a gallery do not contain malicious content. As a result, users allowed to add images to gallery can upload an SVG file containing JavaScript code, which will be executed when accessing the image directly (ie in the /wp-content/uploads/photo-gallery/ folder), leading to a Cross-Site Scripting (XSS) issue

The weakness was disclosed 08/16/2021. The advisory is shared for download at wpscan.com. This vulnerability is traded as CVE-2021-24362 since 01/14/2021. The exploitability is told to be easy. It is possible to launch the attack remotely. A authentication is needed for exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007.

Upgrading to version 1.5.75 eliminates this vulnerability.

Type

Name

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

AV	AC	Au	C	I	A
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🔍	🔍	🔍	🔍	🔍	🔍
🔍	🔍	🔍	🔍	🔍	🔍

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Class: Cross site scripting
CWE: CWE-79
ATT&CK: T1059.007

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: 🔍Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Mobile-Friendly Image Gallery Plugin 1.5.75

01/14/2021 CVE assigned
08/16/2021 +213 days Advisory disclosed
08/16/2021 +0 days VulDB entry created
08/18/2021 +2 days VulDB last updateAdvisory: wpscan.com
Status: Confirmed

CVE: CVE-2021-24362 (🔒)

Created: 08/16/2021 14:54
Updated: 08/18/2021 15:53
Changes: (2) source_cve_assigned source_cve_nvd_summary
Complete: 🔍

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