Privilege escalation in Cloudberrylab Backup

CVE-2019-15720

CloudBerry Backup v6.1.2.34 allows local privilege escalation via a Pre or Post backup action. With only user-level access, a user can modify the backup plan and add a Pre backup action script that executes on behalf of NT AUTHORITY\SYSTEM.

Vulnerability class: Privilege Escalation

EPSS: 0.004 (34.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

  • cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Mitigation)

Frequently asked questions

What is CVE-2019-15720?
CVE-2019-15720 is a high-severity vulnerability in Cloudberrylab Backup, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2019-08-28.
How severe is CVE-2019-15720?
High severity. CVSS v3 base score is 7.8 out of 10.