CVE-2020-5343 Missing authorization in CPG SW
Local attackers can exploit insecure permissions in Dell OS recovery images to gain unauthorized access to the root folder and escalate privileges.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2020-5343?
CVE-2020-5343 is a high-severity missing authorization vulnerability in Dell CPG SW, published on 4 May 2020. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Dell Client platforms restored using a Dell OS recovery image downloaded before December 20, 2019, may contain an insecure inherited permissions vulnerability. A local authenticated malicious user with low privileges could exploit this vulnerability to gain unauthorized access on the root folder.
Which versions are affected by CVE-2020-5343?
It affects 1 product.
Products include Dell Os Recovery Image for Microsoft Windows 10.
How do I fix CVE-2020-5343?
No fix has been published for CVE-2020-5343 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-2020-5343 being exploited?
There is no known exploitation of CVE-2020-5343 in the wild and no public exploit code.
Sources
Also known as GHSA-h6cx-vr2q-r4vv.