VDB-189597 · CVE-2021-24973 · ID 2629821

Site Reviews Plugin up to 5.17.2 on WordPress AJAX Action glsr_action site-reviews 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.
4.1	$0-$5k	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Site Reviews Plugin up to 5.17.2 on WordPress. Affected by this issue is the function glsr_action of the component AJAX Action Handler. Performing a manipulation of the argument site-reviews results in cross site scripting. This vulnerability is reported as CVE-2021-24973. The attack is possible to be carried out remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Site Reviews Plugin up to 5.17.2 on WordPress (WordPress Plugin). This affects the function glsr_action of the component AJAX Action Handler. The manipulation of the argument site-reviews 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 weakness was disclosed 01/03/2022. The advisory is shared at wpscan.com. This vulnerability is uniquely identified as CVE-2021-24973 since 01/14/2021. 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.

Upgrading to version 5.17.3 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at plugins.trac.wordpress.org. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Type

WordPress Plugin

Name

Site Reviews Plugin

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

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: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Site Reviews Plugin 5.17.3
Patch: plugins.trac.wordpress.org

Timelineinfo

01/14/2021 🔍
01/03/2022 +354 days 🔍
01/03/2022 +0 days 🔍
01/06/2022 +3 days 🔍

Sourcesinfo

Advisory: 2629821
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-24973 (🔍)
GCVE (CVE): GCVE-0-2021-24973
GCVE (VulDB): GCVE-100-189597

Entryinfo

Created: 01/03/2022 17:45
Updated: 01/06/2022 08:15
Changes: 01/03/2022 17:45 (43), 01/06/2022 08:15 (3)
Complete: 🔍
Cache ID: 216::103