WordPress security changelog
CRITICAL CVE-2023-5843 Modified

Ads by datafeedr.com: Code execution

Ads by datafeedr.com is affected by code execution. The vulnerable path is reachable without authentication. Successful exploitation can run attacker-controlled code in the WordPress hosting account.

CVE / CNA score 9.0 CVSS 3.1 · security@wordfence.com
NVD score 9.8 CVSS 3.1 · nvd@nist.gov
Component
Ads by datafeedr.com
Plugin slug
ads-by-datafeedrcom
Affected
See vendor advisory
Safe version
See mitigation notes
Published
Oct 30, 2023
Weakness
CWE-94 — Improper Control of Generation of Code ('Code Injection')
NVD-CWE-noinfo

This CVE was published Oct 30, 2023 and is one of 2 known issues for this plugin.

Update, patch or deactivate.

Update Ads by datafeedr.com to a release outside the affected range, or disable and remove it until a fixed version is available.

No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.

Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.

Technical description

The Ads by datafeedr.com plugin for WordPress is vulnerable to Remote Code Execution in versions up to, and including, 1.1.3 via the 'dfads_ajax_load_ads' function. This allows unauthenticated attackers to execute code on the server. The parameters of the callable function are limited, they cannot be specified arbitrarily.

CVE / CNA vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

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

Primary and upstream sources