CVE-2023-2866 Advantech WebAccess Insufficient Type Distinction
An attacker can upload a malicious zip file to gain full control of the SCADA server via a web shell.
- 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-2023-2866?
CVE-2023-2866 is a high-severity vulnerability in Advantech Webaccess, published on 7 Jun 2023. 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
If an attacker can trick an authenticated user into loading a maliciously crafted .zip file onto Advantech WebAccess version 8.4.5, a web shell could be used to give the attacker full control of the SCADA server.
Which versions are affected by CVE-2023-2866?
It affects 1 product.
Products include Advantech Webaccess.
How do I fix CVE-2023-2866?
No fix has been published for CVE-2023-2866 yet. Limit exposure of the affected software until one is available.
Is CVE-2023-2866 being exploited?
There is no known exploitation of CVE-2023-2866 in the wild and no public exploit code.
Other vulnerabilities in Advantech Webaccess
- CVE-2014-9208 Multiple stack-based buffer overflows in unspecified DLL files in Advantech WebAccess before 8.0.1 allow remote attackers to execute arbitra
- CVE-2021-33023 Advantech WebAccess
- CVE-2021-38389 Advantech WebAccess
- CVE-2021-38408 Memory corruption in Advantech WebAccess
- CVE-2020-12019 Memory corruption in WebAccess Node
Sources
Also known as GHSA-pc93-2w93-6f7v.