CVE-2020-5326 Auth bypass in Dell Client Consumer and Commercial Platforms
Attackers with physical access can bypass BIOS admin password protection to modify configuration settings via the iRST Manager menu.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-5326?
CVE-2020-5326 is a medium-severity authentication bypass vulnerability in Dell Chengming 3980 Firmware, published on 21 Feb 2020. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Affected Dell Client platforms contain a BIOS Setup configuration authentication bypass vulnerability in the pre-boot Intel Rapid Storage Response Technology (iRST) Manager menu. An attacker with physical access to the system could perform unauthorized changes to the BIOS Setup configuration settings without requiring the BIOS Admin password by selecting the Optimized Defaults option in the pre-boot iRST Manager.
Weakness: CWE-306
Which versions are affected by CVE-2020-5326?
It affects 174 products.
Products include Dell Chengming 3980 Firmware, Dell Embedded Box Pc 5000 Firmware, Dell G3 3579 Firmware, Dell G3 3590 Firmware, Dell G3 3779 Firmware, Dell G5 5587 Firmware and 168 more.
How do I fix CVE-2020-5326?
No fix has been published for CVE-2020-5326 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2020-5326 being exploited?
There is no known exploitation of CVE-2020-5326 in the wild and no public exploit code.
Other vulnerabilities in Dell Chengming 3980 Firmware
Sources
Also known as GHSA-54w5-fqwp-fvm2.