TI-2026-77669 Aliases CVE-2026-93888 GHSA-pmwr-56q5-p44p

Code injection in IBM Sterling Connect:Direct for Unix apnotify

LOW 35CWE-121Published 2026-10-20 · Updated 2026-10-22

Key facts

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

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-121 and the CVSS impact.

Summary

IBM Sterling Connect Direct for Unix 6.4.0.0 through 6.4.0.6 and 6.3.0.0 through 6.3.0.7 is affected. The apnotify utility does not sufficiently validate user input, which allows code injection (CWE-121). A local user with low privileges can inject code, with high impact on confidentiality, integrity and availability.

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

Description from the CNA

IBM Sterling Connect Direct for Unix 6.4.0.0 through 6.4.0.6 and 6.3.0.0 through 6.3.0.7 apnotify utility is vulnerable to a code injection due to insufficient validation of user input.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00207 10th 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	6.4.0.0 – 6.4.0.6; 6.3.0.0 – 6.3.0.7	—	No fix listed	CNA

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

CPE names CNA · 4

CPE	Versions	Role	Vendor
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::	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:*:* 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
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

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

2026-10-21 Threatist record created from CVE-2026-93888
2026-10-21 Alias added: GHSA-pmwr-56q5-p44p
2026-10-21 CISA SSVC decision points changed
2026-10-21 Priority changed: MEDIUM → LOW
2026-10-23 CISA SSVC decision points changed

References

Patch 1

https://www.ibm.com/support/pages/node/7292127

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Sources

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