VDB-193587 · CVE-2021-25058 · GCVE-0-2021-25058

Buffer Button Plugin up to 1.0 on WordPress Twitter Username mention 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	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Buffer Button Plugin up to 1.0 on WordPress. This impacts an unknown function of the component Twitter Username Handler. Performing a manipulation of the argument mention results in cross site scripting. This vulnerability is reported as CVE-2021-25058. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Buffer Button Plugin up to 1.0 on WordPress (WordPress Plugin). It has been classified as problematic. This affects some unknown functionality of the component Twitter Username Handler. The manipulation of the argument mention 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 02/21/2022. It is possible to read the advisory at wpscan.com. This vulnerability is uniquely identified as CVE-2021-25058 since 01/14/2021. 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.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

WordPress Plugin

Name

Buffer Button Plugin

Version

CPE 2.3info

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CPE 2.2info

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CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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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: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/14/2021 🔍
02/21/2022 +403 days 🔍
02/21/2022 +0 days 🔍
02/25/2022 +4 days 🔍

Sourcesinfo

Advisory: wpscan.com
Status: Not defined

CVE: CVE-2021-25058 (🔍)
GCVE (CVE): GCVE-0-2021-25058
GCVE (VulDB): GCVE-100-193587

Entryinfo

Created: 02/21/2022 14:55
Updated: 02/25/2022 10:34
Changes: 02/21/2022 14:55 (39), 02/25/2022 10:34 (1)
Complete: 🔍
Cache ID: 216::103