# CVE-2020-3118: A Cisco IOS XR bug is being used in attacks

Status: Being used now (CISA KEV, added 2021-11-03)
Who: 
Do this: 

## Agent prompt (read-only)
Read-only check, change nothing, send nothing anywhere.
Is Cisco IOS XR (CVE-2020-3118) installed or running on this machine or in this project?
1. Find every copy and its version (apps, packages, containers, lockfiles).
2. Compare each version against the vendor's fixed version for CVE-2020-3118. Quote the vendor page you used.
3. Report a table: where, version, fixed version, status (exposed / fixed / not installed / unsure).
4. List the exact update steps, but do not run them.

## Official description
Cisco IOS XR improperly validates string input from certain fields in Cisco Discovery Protocol messages. Exploitation could allow an unauthenticated, adjacent attacker to execute code with administrative privileges or cause a reload on an affected device.

## Sources
- https://nvd.nist.gov/vuln/detail/CVE-2020-3118
- https://nvd.nist.gov/vuln/detail/CVE-2020-3118

Generated by isitexploited.org from public sources. Verify version numbers against the vendor before acting.