Web-Settler Testimonial Slider Plugin on WordPress mpsp_posts_bg_color 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.
3.2$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Web-Settler Testimonial Slider Plugin on WordPress. This issue affects the function mpsp_posts_bg_color. Performing a manipulation results in cross site scripting. This vulnerability is identified as CVE-2021-36851. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Web-Settler Testimonial Slider Plugin on WordPress (WordPress Plugin) (the affected version is unknown). It has been classified as problematic. This affects the function mpsp_posts_bg_color. 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 weakness was released 04/05/2022. It is possible to read the advisory at patchstack.com. This vulnerability is uniquely identified as CVE-2021-36851 since 07/19/2021. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.2
VulDB Meta Temp Score: 3.2

VulDB Base Score: 2.4
VulDB Temp Score: 2.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 4.1
CNA Vector (Patchstack): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/19/2021 🔍
04/05/2022 +260 days 🔍
04/05/2022 +0 days 🔍
04/06/2022 +1 days 🔍

Sourcesinfo

Advisory: patchstack.com
Status: Not defined

CVE: CVE-2021-36851 (🔍)
GCVE (CVE): GCVE-0-2021-36851
GCVE (VulDB): GCVE-100-196431

Entryinfo

Created: 04/05/2022 09:59
Updated: 04/06/2022 10:07
Changes: 04/05/2022 09:59 (47), 04/06/2022 10:03 (1), 04/06/2022 10:07 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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