CVE-2023-4797

Newsletter Lite <= 4.9.2 - Authenticated (Admin+) Command Injection

mediumImproper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

6.6

CVSS Score

6.6

CVSS Score

medium

Severity

4.9.3

Patched in

126d

Time to patch

Description

The Newsletters plugin for WordPress is vulnerable to Command Injection in all versions up to, and including, 4.9.2 via the emailarchive_olderthan parameter. This is due to insuffcient validation on user supplied input being passed to eval. This makes it possible for authenticated attackers, with administrator-level access and above, to execute code on the server.

CVSS Vector Breakdown

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

High

User Interaction

None

Scope

Unchanged

High

Confidentiality

High

Integrity

High

Availability

Technical Details

Affected versions<=4.9.2

PublishedOctober 5, 2023

Last updatedFebruary 7, 2024

Affected pluginnewsletters-lite

References

https://www.wordfence.com/threat-intel/vulnerabilities/id/b409d2a5-3c4c-4a1e-b222-e2df7257b81f?source=api-prod

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