TI-2024-06251 Aliases CVE-2024-6744 GHSA-c8f7-58h9-9239

Stack-based buffer overflow in Cellopoint Secure Email Gateway

MEDIUM 50CWE-121Published 2024-07-15 · Updated 2024-08-01

Key facts

Attack vector: Network
Privileges required: None
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

The SMTP Listener of Secure Email Gateway from Cellopoint does not properly validate user input, leading to a Buffer Overflow vulnerability. An unauthenticated remote attacker can exploit this vulnerability to execute arbitrary system commands on the remote server.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00771 55th 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: Yes
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
Cellopoint	Secure Email Gateway	all – 4.5.0	—	No fix listed	CNA

Secure Email Gateway VendorCellopoint Affected all – 4.5.0 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:cellopoint:secure_email_gateway::::::::	before 4.5.0	Vulnerable	Cellopoint

cpe:2.3:a:cellopoint:secure_email_gateway:*:*:*:*:*:*:*:* Versions before 4.5.0 Vulnerable ·Cellopoint

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2024-6744
2026-10-03 Alias added: GHSA-c8f7-58h9-9239

References

Advisory 2

TI-2024-08396 Cellopoint Secure Email Gateway - Buffer Overflow CVSS 3.1CRITICAL 9.8

Sources

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