CVE-2018-11951 Missing authorization in Snapdragon Mobile

Medium 5.5 Published Updated

Improper access control in Snapdragon Mobile firmware allows unauthorized clearing of secure regions, potentially enabling privilege escalation or security bypass.

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-2018-11951?

CVE-2018-11951 is a medium-severity missing authorization vulnerability in Qualcomm Sd 845 Firmware, published on 26 Oct 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Improper access control in core module lead XBL_LOADER performs the ZI region clear for QTEE instead of XBL_SEC in Snapdragon Mobile in version SD 845, SD 850.

Weakness: CWE-732

Which versions are affected by CVE-2018-11951?

It affects 2 products.

Products include Qualcomm Sd 845 Firmware, Qualcomm Sd 850 Firmware.

How do I fix CVE-2018-11951?

No fix has been published for CVE-2018-11951 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-2018-11951 being exploited?

There is no known exploitation of CVE-2018-11951 in the wild and no public exploit code.

All Qualcomm Sd 845 Firmware vulnerabilities

Sources

Also known as GHSA-rmx3-fc98-hh3f.

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