TI-2026-76638 Aliases CVE-2026-105453

Improper privilege management in IBM Sterling Connect Direct for Unix

LOW 37CWE-269Published 2026-10-19 · Updated 2026-10-21

Key facts

Attack vector: Local
Privileges required: Low
User interaction: None
Attack complexity: Low
Impact type: Privilege escalation
Confidentiality · integrity · availability: High · High · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-269.

Summary

IBM Sterling Connect Direct for Unix versions 6.3.0.0 through 6.3.0.7 and 6.4.0.0 through 6.4.0.6 contain an improper privilege management flaw (CWE-269). A local attacker with low privileges can gain elevated privileges, which can lead to high confidentiality and integrity impact.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Description from the CNA

IBM Sterling Connect Direct for Unix 6.3.0.0 through 6.3.0.7 and 6.4.0.0 through 6.4.0.6 could allow a local attacker to gain elevated privileges due to improper privilege management.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00127 2nd percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
IBM	Sterling Connect Direct for Unix	6.3.0.0 – 6.3.0.7; 6.4.0.0 – 6.4.0.6	—	No fix listed	CNA

Sterling Connect Direct for Unix VendorIBM Affected 6.3.0.0 – 6.3.0.7; 6.4.0.0 – 6.4.0.6 Fixed in — No fix listed CNA

CPE names CNA · 4

CPE	Versions	Role	Vendor
cpe:2.3:a:ibm:sterling_connect_direct:6.3.0.0:::::unix::	6.3.0.0	—	IBM
cpe:2.3:a:ibm:sterling_connect_direct:6.3.0.7:::::unix::	6.3.0.7	—	IBM
cpe:2.3:a:ibm:sterling_connect_direct:6.4.0.0:::::unix::	6.4.0.0	—	IBM
cpe:2.3:a:ibm:sterling_connect_direct:6.4.0.6:::::unix::	6.4.0.6	—	IBM

cpe:2.3:a:ibm:sterling_connect_direct:6.3.0.0:*:*:*:*:unix:*:* Versions 6.3.0.0 — ·IBM
cpe:2.3:a:ibm:sterling_connect_direct:6.3.0.7:*:*:*:*:unix:*:* Versions 6.3.0.7 — ·IBM
cpe:2.3:a:ibm:sterling_connect_direct:6.4.0.0:*:*:*:*:unix:*:* Versions 6.4.0.0 — ·IBM
cpe:2.3:a:ibm:sterling_connect_direct:6.4.0.6:*:*:*:*:unix:*:* Versions 6.4.0.6 — ·IBM

Remediation

The sources list no fixed version for IBM Sterling Connect Direct for Unix.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Timeline

2026-10-20 Threatist record created from CVE-2026-105453
2026-10-20 CISA SSVC decision points changed
2026-10-20 Priority changed: MEDIUM → LOW
2026-10-21 CISA SSVC decision points changed

References

Patch 1

https://www.ibm.com/support/pages/node/7292735

TI-2026-08085 Unauthenticated Remote Code Execution via Auto-Login Bypass and Code Validation KEVCVSS 3.1CRITICAL 9.8
TI-2022-23774 IBM Aspera Faspex code execution KEVCVSS 3.1CRITICAL 9.8
TI-2020-03794 Improper authentication in IBM Data Risk Manager KEVCVSS 3.1CRITICAL 9.8
TI-2019-03441 Code injection in IBM Planning Analytics KEVCVSS 3.1CRITICAL 9.8
TI-2017-03639 Improper handling of exceptional conditions in Apache Struts KEVCVSS 3.1CRITICAL 9.8
TI-2015-06198 Serialized-object interfaces in certain IBM analytics, business solutions, cognitive, IT… KEVCVSS 3.1CRITICAL 9.8

See all 9711 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences