Privilege Escalation Vulnerability in Cohesity TranZman Migration Appliance
CVE-2025-63909

7.2HIGH

Key Information:

Vendor

Cohesity

Status
TranZman Migration Appliance
Vendor
CVE Published:
3 March 2026

What is CVE-2025-63909?

A vulnerability exists in the access control mechanisms of the Cohesity TranZman Migration Appliance within the component located at /opt/SRLtzm/bin/TapeDumper. This flaw allows malicious actors to escalate their privileges to root level, enabling them to read and write arbitrary files on the system. It poses significant risks to data integrity and security, necessitating prompt attention and remediation.

References

https://gist.github.com/GregDurys/d402038147e36de5908159d...
https://github.com/GregDurys/Cohesity-TranZman-CVEs

CVSS V3.1

Score:
7.2
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.