# CVE-2021-27877: A Veritas Backup Exec Agent bug is being used in attacks

Status: Being used now (CISA KEV, added 2023-04-07)
Who: 
Do this: 

## Agent prompt (read-only)
Read-only check, change nothing, send nothing anywhere.
Is Veritas Backup Exec Agent (CVE-2021-27877) 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-2021-27877. 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
Veritas Backup Exec (BE) Agent contains an improper authentication vulnerability that could allow an attacker unauthorized access to the BE Agent via SHA authentication scheme.

## Sources
- https://www.veritas.com/support/en_US/security/VTS21-001
- https://nvd.nist.gov/vuln/detail/CVE-2021-27877
- https://nvd.nist.gov/vuln/detail/CVE-2021-27877

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