CVE-2021-27877

Veritas Backup Exec Agent Improper Authentication Vulnerability

Backup Exec

An issue was discovered in Veritas Backup Exec before 21.2. It supports multiple authentication schemes: SHA authentication is one of these. This authentication scheme is no longer used in current versions of the product, but hadn't yet been disabled. An attacker could remotely exploit this scheme to gain unauthorized access to an Agent and execute privileged commands.

1. Mär 2021

Ausgewertete Quellen

• Hersteller
  https://www.veritas.com/content/support/en_US/security/VTS21-001#issue1
• Hinweis
  http://packetstormsecurity.com/files/168506/Veritas-Backup-Exec-Agent-Remote-Code-Execution.html
• CISA
  https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-27877
• CISA
  Veritas Backup Exec Agent Improper Authentication Vulnerability
• NVD
  CVE-2021-27877