SB2023032404 - Missing authentication in Veeam Backup & Replication

CSH
CYBERSECURITY HELP
Sign In REGISTER

Main Vulnerability Database SB2023032404

SB2023032404 - Missing authentication in Veeam Backup & Replication

Published: March 24, 2023 Updated: March 4, 2024

Security Bulletin ID SB2023032404
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Information disclosure

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Missing authentication for critical function (CVE-ID: CVE-2023-27532)

CWE-ID: CWE-306 - Missing Authentication for Critical Function

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:A/U:Green


The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to missing authorization within the Veeam.Backup.Service.exe. A remote attacker can connect to the affected service that is listening on port 9401/TCP, obtain encrypted credentials stored in the configuration database and use this information to access the backup infrastructure hosts.


Remediation

Install update from vendor's website.

References