CVE-2019-1010066 Privilege escalation in msr-safe

High 7.5 Published Updated

An attacker can bypass access controls to modify model specific registers, potentially escalating privileges or executing code.

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-2019-1010066?

CVE-2019-1010066 is a high-severity vulnerability in Lawrence Livermore National Laboratory msr-safe, published on 18 Jul 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Lawrence Livermore National Laboratory msr-safe v1.1.0 is affected by: Incorrect Access Control. The impact is: An attacker could modify model specific registers. The component is: ioctl handling. The attack vector is: An attacker could exploit a bug in ioctl interface whitelist checking, in order to write to model specific registers, normally a function reserved for the root user. The fixed version is: v1.2.0.

Weakness: CWE-862, CWE-269

Which versions are affected by CVE-2019-1010066?

It affects 1 product.

Products include Llnl Model Specific Registers-Safe.

How do I fix CVE-2019-1010066?

No fix has been published for CVE-2019-1010066 yet. Limit exposure of the affected software until one is available.

Is CVE-2019-1010066 being exploited?

There is no known exploitation of CVE-2019-1010066 in the wild and no public exploit code.

Sources

Also known as GHSA-jfjq-mr93-rm2h.

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