CVE-2021-31272 Path traversal in n/a

Critical 9.8 Published 18 Jun 2021 Updated 3 Aug 2024

A directory traversal flaw in SerenityOS tar/unzip utilities allows attackers to execute commands or escalate privileges.

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-2021-31272?

CVE-2021-31272 is a critical path traversal vulnerability in n/a, published on 18 Jun 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

SerenityOS before commit 3844e8569689dd476064a0759d704bc64fb3ca2c contains a directory traversal vulnerability in tar/unzip that may lead to command execution or privilege escalation.

Weakness: CWE-22

Which versions are affected by CVE-2021-31272?

It affects 1 product.

Products include Serenityos Serenityos.

How do I fix CVE-2021-31272?

No fix has been published for CVE-2021-31272 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-2021-31272 being exploited?

There is no known exploitation of CVE-2021-31272 in the wild and no public exploit code.

Sources

Also known as GHSA-fvpj-8g2h-49g9.