CVE-2022-45474 Use after free in n/a

Critical 9.8 Published 18 Nov 2022 Updated 29 Apr 2025

A use-after-free vulnerability in drachtio-server allows attackers to execute arbitrary code or cause a denial of service via crafted requests.

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-2022-45474?

CVE-2022-45474 is a critical use after free vulnerability in n/a, published on 18 Nov 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

drachtio-server 0.8.18 has a request-handler.cpp event_cb use-after-free for any request.

Weakness: CWE-416

Which versions are affected by CVE-2022-45474?

It affects 1 product.

Products include Drachtio Drachtio-Server.

How do I fix CVE-2022-45474?

No fix has been published for CVE-2022-45474 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2022-45474 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-45474 exists.

Sources

Also known as GHSA-mc63-4cpc-gjqj.