CVE-2021-37212 Larvata Digital Technology Co. Ltd. FLYGO - Use of Incorrectly-Resolved Name or Reference-1

Medium 5.4 Published 9 Aug 2021 Updated 17 Sep 2024

Authenticated attackers can manipulate bulletin IDs to access and modify other users' bulletin content due to insecure direct object references.

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-2021-37212?

CVE-2021-37212 is a medium-severity missing authorization vulnerability in Larvata Digital Technology Co. Ltd. FLYGO, published on 9 Aug 2021. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The bulletin function of Flygo contains Insecure Direct Object Reference (IDOR) vulnerability. After being authenticated as a general user, remote attackers can manipulate the bulletin ID in specific Url parameters and access and modify bulletin particular content.

Weakness: CWE-639, CWE-706

Which versions are affected by CVE-2021-37212?

It affects 1 product.

Products include Larvata Flygo.

How do I fix CVE-2021-37212?

No fix has been published for CVE-2021-37212 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-2021-37212 being exploited?

There is no known exploitation of CVE-2021-37212 in the wild and no public exploit code.

Sources

Also known as GHSA-hqfm-f44v-gmx6.