VDB-257206 · CVE-2023-6821 · GCVE-0-2023-6821

BestWebSoft Error Log Viewer Plugin up to 1.1.2 on WordPress PHP Log information disclosure

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.
5.8	$0-$5k	0.00

Summaryinfo

A vulnerability described as problematic has been identified in BestWebSoft Error Log Viewer Plugin up to 1.1.2 on WordPress. This issue affects some unknown processing of the component PHP Log Handler. Executing a manipulation can lead to information disclosure. This vulnerability is handled as CVE-2023-6821. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in BestWebSoft Error Log Viewer Plugin up to 1.1.2 on WordPress and classified as problematic. This vulnerability affects an unknown code block of the component PHP Log Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. CVE summarizes:

The Error Log Viewer by BestWebSoft WordPress plugin before 1.1.3 contains a vulnerability that allows you to read and download PHP logs without authorization

The weakness was released by Dmitrii Ignatyev. The advisory is available at wpscan.com. This vulnerability was named CVE-2023-6821 since 12/14/2023. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

Upgrading to version 1.1.3 eliminates this vulnerability.

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Productinfo

Type

WordPress Plugin

Vendor

BestWebSoft

Name

Error Log Viewer Plugin

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

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: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
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: Error Log Viewer Plugin 1.1.3

Timelineinfo

12/14/2023 🔍
03/18/2024 +95 days 🔍
03/18/2024 +0 days 🔍
02/27/2025 +346 days 🔍

Sourcesinfo

Advisory: wpscan.com
Researcher: Dmitrii Ignatyev
Status: Confirmed

CVE: CVE-2023-6821 (🔍)
GCVE (CVE): GCVE-0-2023-6821
GCVE (VulDB): GCVE-100-257206

Entryinfo

Created: 03/18/2024 21:19
Updated: 02/27/2025 15:19
Changes: 03/18/2024 21:19 (57), 08/30/2024 11:40 (2), 02/27/2025 15:19 (11)
Complete: 🔍
Cache ID: 216::103