CVE-2022-0439 Email Subscribers & Newsletters < 5.3.2 - Subscriber+ Blind SQL injection

High 8.8 Published Updated

Attackers can perform blind SQL injection and CSRF attacks via unescaped parameters in the Email Subscribers & Newsletters WordPress plugin.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2022-0439?

CVE-2022-0439 is a high-severity SQL injection vulnerability in Unknown Email Subscribers & Newsletters, published on 7 Mar 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The Email Subscribers & Newsletters WordPress plugin before 5.3.2 does not correctly escape the `order` and `orderby` parameters to the `ajax_fetch_report_list` action, making it vulnerable to blind SQL injection attacks by users with roles as low as Subscriber. Further, it does not have any CSRF protection in place for the action, allowing an attacker to trick any logged in user to perform the action by clicking a link.

Weakness: CWE-89, CWE-352

Which versions are affected by CVE-2022-0439?

It affects 1 product.

Products include Icegram Email Subscribers \& Newsletters.

How do I fix CVE-2022-0439?

No fix has been published for CVE-2022-0439 yet. Limit exposure of the affected software until one is available.

Use parameterised queries everywhere and never build SQL by joining strings. Upgrade affected software first; a web application firewall only buys time. More about SQL injection.

Is CVE-2022-0439 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-0439 exists.

Public exploit code: 1 Nuclei template and 1 proofs of concept on GitHub.

Sources

Also known as GHSA-9j96-8p8g-j5gr.

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