CVE-2023-38884 Missing authorization in n/a

High 7.5 Published 20 Nov 2023 Updated 2 Aug 2024

Unauthenticated attackers can access any student's files via direct object reference in openSIS Classic.

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-2023-38884?

CVE-2023-38884 is a high-severity missing authorization vulnerability in Os4ed Opensis, published on 20 Nov 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An Insecure Direct Object Reference (IDOR) vulnerability in the Community Edition version 9.0 of openSIS Classic allows an unauthenticated remote attacker to access any student's files by visiting '/assets/studentfiles/<studentId>-<filename>'

Weakness: CWE-639

Which versions are affected by CVE-2023-38884?

It affects 1 product.

Products include Os4ed Opensis.

How do I fix CVE-2023-38884?

No fix has been published for CVE-2023-38884 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-2023-38884 being exploited?

There is no known exploitation of CVE-2023-38884 in the wild and no public exploit code.

All Os4ed Opensis vulnerabilities

Sources

Also known as GHSA-qhqf-328w-9ggv.