CVE-2025-36137: IBM Sterling Connect:Direct for Unix · Execution with Unnecessary Privileges
Affects IBM Sterling Connect:Direct for UnixSource CVE Database V5
Not known to be exploited · CVSS 7.2 High.
Data as of 25 Oct 2026, 19:02 UTC
- EPSS
- 0.3% chance of exploitation in 30 days – higher than 28% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 30 Oct 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| IBM Sterling Connect:Direct for Unix | Affected
| Fixed in– |
AI-suggested
1. Immediately inventory and identify all systems running affected versions of IBM Sterling Connect:Direct for Unix. 2. Monitor IBM security advisories closely for official patches or hotfixes addressing CVE-2025-36137 and apply them promptly once available. 3. Restrict Control Center Director (CCD) user permissions to the minimum necessary, reviewing and removing any unnecessary privileges related to maintenance and post update scripts. 4. Implement strict access controls and multi-factor authentication for all privileged accounts to reduce the risk of initial compromise. 5. Audit and monitor logs for unusual activity related to maintenance tasks and privilege escalations. 6. Consider isolating Sterling Connect:Direct servers within segmented network zones to limit lateral movement. 7. If patching is delayed, implement compensating controls such as disabling or restricting post update script execution where feasible. 8. Conduct regular security training for administrators to recognize and prevent privilege misuse. 9. Employ endpoint detection and response (EDR) tools to detect suspicious privilege escalation attempts. 10. Review and harden system configurations to minimize attack surface related to maintenance operations.
Description
IBM Sterling Connect Direct for Unix 6.2.0.7 through 6.2.0.9 iFix004, 6.4.0.0 through 6.4.0.2 iFix001, and 6.3.0.2 through 6.3.0.5 iFix002 incorrectly assigns permissions for maintenance tasks to Control Center Director (CCD) users that could allow a privileged user to escalate their privileges further due to unnecessary privilege assignment for post update scripts.