What’s Vulnerable › Vulnerabilities

CVE-2024-6744

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-07-15 · updated 2026-06-17
• Weakness: CWE-121

Description

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.

Affected products

• Cellopoint Secure Email Gateway: before 4.5.0 — fixed in 4.5.0

How to fix

Upgrade to a fixed version: Cellopoint Secure Email Gateway 4.5.0. Check the vendor advisory for mitigations.

References

• https://www.twcert.org.tw/en/cp-139-7937-acbb5-2.html
• https://www.twcert.org.tw/tw/cp-132-7936-f6381-1.html
• https://www.twcert.org.tw/en/cp-139-7937-acbb5-2.html
• https://www.twcert.org.tw/tw/cp-132-7936-f6381-1.html

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