CVE-2022-31734 Cross-site scripting in Cisco Catalyst 2940 Series Switches
Reflected XSS in Cisco Catalyst 2940 switches allows attackers to execute arbitrary scripts in user browsers, but the product is end-of-life.
- 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-2022-31734?
CVE-2022-31734 is a medium-severity cross-site scripting vulnerability in Cisco Catalyst 2940 Series Switches, published on 20 Jun 2022. 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
Cisco Catalyst 2940 Series Switches provided by Cisco Systems, Inc. contain a reflected cross-site scripting vulnerability regarding error page generation. An arbitrary script may be executed on the web browser of the user who is using the product. The affected firmware is prior to 12.2(50)SY released in 2011, and Cisco Catalyst 2940 Series Switches have been retired since January 2015
Weakness: CWE-79
Which versions are affected by CVE-2022-31734?
It affects 2 products.
Products include Cisco Ws-C2940-8tf-S Firmware, Cisco Ws-C2940-8tt-S Firmware.
How do I fix CVE-2022-31734?
No fix has been published for CVE-2022-31734 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-2022-31734 being exploited?
There is no known exploitation of CVE-2022-31734 in the wild and no public exploit code.
Sources
Also known as GHSA-87mg-gx7c-q5gr.