CVE-2021-45477 IDOR in Yordam Library Automation System

Medium 6.5 Published 2 Mar 2023 Updated 18 May 2026

An attacker can access unauthorized data by manipulating parameters in the Yordam Library Automation System.

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-2021-45477?

CVE-2021-45477 is a medium-severity missing authorization vulnerability in Yordam Information Technologies Library Automation System, published on 2 Mar 2023. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Improper Handling of Parameters vulnerability in Bordam Information Technologies Library Automation System allows Collect Data as Provided by Users.

This issue affects Library Automation System: before 19.2.

Weakness: CWE-233

Which versions are affected by CVE-2021-45477?

It affects 1 product.

Products include Yordam Library Automation System.

How do I fix CVE-2021-45477?

No fix has been published for CVE-2021-45477 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2021-45477 being exploited?

There is no known exploitation of CVE-2021-45477 in the wild and no public exploit code.

Sources

Also known as GHSA-7366-87v7-r2gg.