CVE-2021-21747 Cross-site scripting in MF971R
An attacker can exploit a reflective XSS vulnerability in the ZTE MF971R to steal user cookie information.
- 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-2021-21747?
CVE-2021-21747 is a medium-severity cross-site scripting vulnerability in MF971R, published on 20 Oct 2021. 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
ZTE MF971R product has reflective XSS vulnerability. An attacker could use the vulnerability to obtain cookie information.
Weakness: CWE-79
Which versions are affected by CVE-2021-21747?
It affects 1 product.
Products include Zte Mf971r Firmware.
How do I fix CVE-2021-21747?
No fix has been published for CVE-2021-21747 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-2021-21747 being exploited?
There is no known exploitation of CVE-2021-21747 in the wild and no public exploit code.
Other vulnerabilities in MF971R
Sources
Also known as GHSA-gvw7-9wmh-c622.