Detections
Analytics

CVE-2025-57789

medium

Description

An issue was discovered in Commvault before 11.36.60. During the brief window between installation and the first administrator login, remote attackers may exploit the default credential to gain admin control. This is limited to the setup phase, before any jobs have been configured.

References

https://thehackernews.com/2025/08/pre-auth-exploit-chains-found-in.html

https://www.theregister.com/2025/08/20/commvault_bug_chains_patched/

https://www.helpnetsecurity.com/2025/08/20/commvault-backup-suite-vulnerabilities-fixed/

https://documentation.commvault.com/securityadvisories/CV_2025_08_4.html

Details

Source: Mitre, NVD

Published: 2025-08-20

Updated: 2025-08-21

Risk Information

CVSS v2

Base Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 5.4

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

Severity: Medium

CVSS v4

Base Score: 5.3

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N

Severity: Medium

EPSS

EPSS: 0.00183

Vulnerability Watch

Tenable Research has classified this CVE under the following Vulnerability Watch classification, which includes active and historical (inactive) classifications. You can learn more about these classifications on our blog.

Vulnerability Being Monitored