CVE-2021-23514 Path Traversal

Medium 6.5 Published 13 Jan 2022 Updated 16 Sep 2024

An attacker can traverse directories to fetch arbitrary files from the server using the Crow library.

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-2021-23514?

CVE-2021-23514 is a medium-severity path traversal vulnerability in Crow, published on 13 Jan 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

This affects the package Crow before 0.3+4. It is possible to traverse directories to fetch arbitrary files from the server.

Weakness: CWE-22

Which versions are affected by CVE-2021-23514?

It affects 1 product.

Products include Crowcpp Crow.

How do I fix CVE-2021-23514?

No fix has been published for CVE-2021-23514 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2021-23514 being exploited?

There is no known exploitation of CVE-2021-23514 in the wild and no public exploit code.

Sources

Also known as GHSA-m754-q244-3crw, SNYK-UNMANAGED-CROW-2336163.