CVE-2016-7991 Missing authorization in n/a

High 7.5 Published Updated

Remote attackers can send unsolicited WAP Push SMS messages to Samsung Galaxy devices to trigger unauthorized configuration changes due to ignored security checks.

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-2016-7991?

CVE-2016-7991 is a high-severity missing authorization vulnerability in Google Android, published on 31 Oct 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

On Samsung Galaxy S4 through S7 devices, the "omacp" app ignores security information embedded in the OMACP messages resulting in remote unsolicited WAP Push SMS messages being accepted, parsed, and handled by the device, leading to unauthorized configuration changes, a subset of SVE-2016-6542.

Weakness: CWE-388

Which versions are affected by CVE-2016-7991?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2016-7991?

No fix has been published for CVE-2016-7991 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2016-7991 being exploited?

There is no known exploitation of CVE-2016-7991 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as GHSA-fxh8-fm53-952w.

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