CVE-2023-43739 Online Book Store Project v1.0 - Unauthenticated SQL Injection (SQLi)

Critical 9.8 Published 28 Sep 2023 Updated 23 Sep 2024

Unauthenticated attackers can inject SQL via the bookisbn parameter in cart.php to read or modify database contents.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-43739?

CVE-2023-43739 is a critical SQL injection vulnerability in Online Book Store Project, published on 28 Sep 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The 'bookisbn' parameter of the cart.php resource

does not validate the characters received and they

are sent unfiltered to the database.

Weakness: CWE-89

Which versions are affected by CVE-2023-43739?

It affects 1 product.

Products include Online Book Store Project Project Online Book Store Project.

How do I fix CVE-2023-43739?

No fix has been published for CVE-2023-43739 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-2023-43739 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-43739 exists.

CVE-2023-27250 SQL injection in n/a Critical 9.8

Sources

Also known as GHSA-44fv-mcq3-v66f.