CVE-2019-8790 Information disclosure in Swift for Ubuntu

Medium 5.5 Published 27 Oct 2020 Updated 4 Aug 2024

Incorrect file descriptor management in Swift's URLSession on Ubuntu allows attackers to inadvertently disclose sensitive data.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2019-8790?

CVE-2019-8790 is a medium-severity vulnerability in Apple Swift for Ubuntu, published on 27 Oct 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

This issue was addresses by updating incorrect URLSession file descriptors management logic to match Swift 5.0. This issue is fixed in Swift 5.1.1 for Ubuntu. Incorrect management of file descriptors in URLSession could lead to inadvertent data disclosure.

Weakness: CWE-922

Which versions are affected by CVE-2019-8790?

It affects 1 product.

Products include Apple Swift.

How do I fix CVE-2019-8790?

No fix has been published for CVE-2019-8790 yet. Limit exposure of the affected software until one is available.

Is CVE-2019-8790 being exploited?

There is no known exploitation of CVE-2019-8790 in the wild and no public exploit code.

Sources

Also known as GHSA-5v59-m956-6fv5.