Nexter Extension <= 2.0.3 - Authenticated(Editor+) Remote Code Execution via metabox

2023-10-12 00:00

Rafie Muhammad

Strategic Overview

Status

Patched in 2.0.4

Affected PluginNexter Extension – Security, Performance, Code Snippets & Site Toolkit

Affected Version<= 2.0.3

CVSS7.2High

CVECVE-2023-45751

View all Nexter Extension – Security, Performance, Code Snippets & Site Toolkit vulnerabilities

Vulnerability Overview

The Nexter Extension plugin for WordPress is vulnerable to Remote Code Execution in versions up to, and including, 2.0.3 via the nxt-code-php-snippet metabox. This allows authenticated attackers with editor-level privileges and above to execute code on the server.

Technical Analysis

REMEDIATION: Update to version 2.0.4, or a newer patched version --- IDENTIFIER: CWE-94 (Improper Control of Generation of Code ('Code Injection')) The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.

External References

https://www.cve.org/CVERecord?id=CVE-2023-45751 https://www.wordfence.com/threat-intel/vulnerabilities/id/188c4417-962a-4b28-b215-1c567b39ba7a

CVSS Vector

7.2

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredHigh
User InteractionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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