Weak password requirements in Commvault - #VU123431
Published: March 3, 2026
Vulnerability identifier: #VU123431
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: N/A
CWE-ID: CWE-521
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Commvault
Affected software:
Commvault
Commvault
Detailed vulnerability description
The vulnerability allows an attacker to perform brute-force attack and guess the OTP token.
The vulnerability exists due to the application does not invalidate previously generated One-Time Passwords (OTPs) codes during authentication. A remote attacker can generate multiple OTP codes and brute-force them, increasing potential success rates.
Remediation
Install updates from vendor's website.