CVE-2024-5590 Netentsec NS-ASG Application Security Gateway JSON Content uploadiscuser.php sql injection

Medium 5.3 Published 3 Jun 2024 Updated 20 Aug 2024

Remote attackers can exploit SQL injection in the JSON Content Handler to read or modify database contents on Netentsec NS-ASG gateways.

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-2024-5590?

CVE-2024-5590 is a medium-severity SQL injection vulnerability in Netentsec NS-ASG Application Security Gateway, published on 3 Jun 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability was found in Netentsec NS-ASG Application Security Gateway 6.3. It has been declared as critical. This vulnerability affects unknown code of the file /protocol/iscuser/uploadiscuser.php of the component JSON Content Handler. The manipulation of the argument messagecontent leads to sql injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-266848. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-89

Which versions are affected by CVE-2024-5590?

It affects 1 product.

Products include Netentsec Application Security Gateway.

How do I fix CVE-2024-5590?

No fix has been published for CVE-2024-5590 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-2024-5590 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-5590 exists.

Sources

Also known as GHSA-v75w-w4c8-6g57.