CVE-2020-0872 Cross-site scripting in Application Inspector
Attackers can execute arbitrary code by injecting malicious scripts into HTML output generated from third-party source files.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2020-0872?
CVE-2020-0872 is a critical cross-site scripting vulnerability in Microsoft Application Inspector, published on 12 Mar 2020. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
A remote code execution vulnerability exists in Application Inspector version v1.0.23 or earlier when the tool reflects example code snippets from third-party source files into its HTML output, aka 'Remote Code Execution Vulnerability in Application Inspector'.
Weakness: CWE-79
Which versions are affected by CVE-2020-0872?
It affects 1 product.
Products include Microsoft Application Inspector.
How do I fix CVE-2020-0872?
No fix has been published for CVE-2020-0872 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2020-0872 being exploited?
There is no known exploitation of CVE-2020-0872 in the wild and no public exploit code.
Sources
Also known as GHSA-2h77-rqmp-vqc3.