Vulnerability Monitor

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CVE-2021-27877

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.

Published

2021-03-01T22:15:14.460

Last Modified

2025-03-07T15:44:24.300

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 8.2 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: PARTIAL
  • Availability Impact: PARTIAL
Exploitability Score

10.0

Impact Score

6.4

Weaknesses
  • Type: Primary
    NVD-CWE-noinfo
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application veritas backup_exec < 21.2 Yes
References