PDF Light Viewer <= 1.4.11 - Authenticated Command Injection

2021-09-15 00:00

apple502j

Strategic Overview

Status

Patched in 1.4.12

Affected PluginWordPress PDF Light Viewer Plugin

Affected Version<= 1.4.11

CVSS9.9Critical

CVECVE-2021-24684

View all WordPress PDF Light Viewer Plugin vulnerabilities

Vulnerability Overview

The WordPress PDF Light Viewer Plugin WordPress plugin before 1.4.12 allows users with Author roles to execute arbitrary OS command on the server via OS Command Injection when invoking Ghostscript.

Technical Analysis

REMEDIATION: Update to version 1.4.12, or a newer patched version --- IDENTIFIER: CWE-78 (Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')) The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

External References

https://www.cve.org/CVERecord?id=CVE-2021-24684 https://www.wordfence.com/threat-intel/vulnerabilities/id/491240c5-2045-4e0b-9916-4337946d2653

CVSS Vector

9.9

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

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeChanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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