CVE-2021-23885 Privilege escalation vulnerability in McAfee Web Gateway (MWG) UI
Authenticated users can escalate privileges and execute commands on McAfee Web Gateway via improper input neutralization in the troubleshooting interface.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-23885?
CVE-2021-23885 is a critical vulnerability in McAfee,LLC McAfee Web Gateway (MWG), published on 17 Feb 2021. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
Privilege escalation vulnerability in McAfee Web Gateway (MWG) prior to 9.2.8 allows an authenticated user to gain elevated privileges through the User Interface and execute commands on the appliance via incorrect improper neutralization of user input in the troubleshooting page.
Weakness: CWE-269
Which versions are affected by CVE-2021-23885?
It affects 1 product.
Products include Mcafee Web Gateway.
How do I fix CVE-2021-23885?
No fix has been published for CVE-2021-23885 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-23885 being exploited?
There is no known exploitation of CVE-2021-23885 in the wild and no public exploit code.
Other vulnerabilities in McAfee,LLC McAfee Web Gateway (MWG)
- CVE-2020-7293 Web Gateway (MWG) - Privilege Escalation vulnerability
- CVE-2019-3638 Web Gateway (MWG) - Reflected Cross Site Scripting vulnerability
- CVE-2019-3639 MWG UI: Cross-Frame Scripting vulnerability
- CVE-2022-1254 SWG URL redirection vulnerability
- CVE-2020-7296 Web Gateway (MWG) - Privilege Escalation vulnerability
Sources
Also known as GHSA-286x-xfxm-75r6.