CVE-2023-28071 Path traversal in Dell Command Update (DCU)
A local attacker can exploit insecure junction handling to create arbitrary folders, causing permanent denial of service in Dell Update utilities.
- 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-2023-28071?
CVE-2023-28071 is a medium-severity path traversal vulnerability in Dell Command Update (DCU), published on 23 Jun 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Dell Command | Update, Dell Update, and Alienware Update versions 4.9.0, A01 and prior contain an Insecure Operation on Windows Junction / Mount Point vulnerability. A local malicious user could potentially exploit this vulnerability to create arbitrary folder leading to permanent Denial of Service (DOS).
Which versions are affected by CVE-2023-28071?
It affects 3 products.
Products include Dell Alienware Update, Dell Command Update, Dell Update.
How do I fix CVE-2023-28071?
No fix has been published for CVE-2023-28071 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2023-28071 being exploited?
There is no known exploitation of CVE-2023-28071 in the wild and no public exploit code.
Other vulnerabilities in Dell Command Update (DCU)
- CVE-2022-34384 Privilege escalation in SupportAssist Client Consumer
- CVE-2022-34459 Security feature bypass in Dell Command Update (DCU)
- CVE-2022-34382 Privilege escalation in Dell Command Update (DCU)
- CVE-2022-24426 Privilege escalation in Dell Command Update (DCU)
- CVE-2023-28065 Path traversal in Dell Command Update (DCU)
Sources
Also known as GHSA-rr4p-m9j4-p7cx.