CVE-2017-1000372 Security feature bypass in n/a

Critical 9.8 Published 19 Jun 2017 Updated 5 Aug 2024

Attackers can bypass stack guard pages in OpenBSD to execute arbitrary code via setuid binaries, leading to privilege escalation.

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-2017-1000372?

CVE-2017-1000372 is a critical vulnerability in Openbsd Openbsd, published on 19 Jun 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A flaw exists in OpenBSD's implementation of the stack guard page that allows attackers to bypass it resulting in arbitrary code execution using setuid binaries such as /usr/bin/at. This affects OpenBSD 6.1 and possibly earlier versions.

Which versions are affected by CVE-2017-1000372?

It affects 1 product.

Products include Openbsd Openbsd.

How do I fix CVE-2017-1000372?

No fix has been published for CVE-2017-1000372 yet. Limit exposure of the affected software until one is available.

Is CVE-2017-1000372 being exploited?

There is no known exploitation of CVE-2017-1000372 in the wild and no public exploit code.

All Openbsd Openbsd vulnerabilities

Sources

Also known as GHSA-gp6p-rm22-rp7w.