VDB-187261 · CVE-2021-44223 · GCVE-0-2021-44223

WordPress up to 5.7 Update URI Plugin Header Remote Code Execution

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.
7.8	$0-$5k	0.00

Summaryinfo

A vulnerability marked as problematic has been reported in WordPress up to 5.7. This affects an unknown function of the component Update URI Plugin Header Handler. This manipulation causes an unknown weakness. This vulnerability is handled as CVE-2021-44223. The attack can be initiated remotely. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in WordPress up to 5.7 (Content Management System). It has been declared as problematic. Affected by this vulnerability is an unknown code of the component Update URI Plugin Header Handler. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was released 11/25/2021. The advisory is shared at vavkamil.cz. This vulnerability is known as CVE-2021-44223 since 11/25/2021. Neither technical details nor an exploit are publicly available.

Upgrading to version 5.8 eliminates this vulnerability. The upgrade is hosted for download at make.wordpress.org.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Content Management System

Name

WordPress

Version

License

open-source

Website

Product: https://wordpress.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.8

VulDB Base Score: 5.6
VulDB Temp Score: 5.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 8.1
CNA Vector (MITRE): 🔍

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: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Remote Code Execution
CWE: Unknown
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: WordPress 5.8

Timelineinfo

11/25/2021 🔍
11/25/2021 +0 days 🔍
11/25/2021 +0 days 🔍
12/02/2021 +7 days 🔍

Sourcesinfo

Product: wordpress.com

Advisory: vavkamil.cz
Status: Confirmed

CVE: CVE-2021-44223 (🔍)
GCVE (CVE): GCVE-0-2021-44223
GCVE (VulDB): GCVE-100-187261

Entryinfo

Created: 11/25/2021 20:48
Updated: 12/02/2021 09:30
Changes: 11/25/2021 20:48 (48), 12/02/2021 09:27 (1), 12/02/2021 09:30 (18)
Complete: 🔍
Cache ID: 216::103