What’s Vulnerable › Vulnerabilities

CVE-2023-52159

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-03-18 · updated 2026-06-17
• Weakness: CWE-787

Description

A stack-based buffer overflow vulnerability in gross 0.9.3 through 1.x before 1.0.4 allows remote attackers to trigger a denial of service (grossd daemon crash) or potentially execute arbitrary code in grossd via crafted SMTP transaction parameters that cause an incorrect strncat for a log entry.

Affected products

• Bizdelnick Gross: from 0.9.3 before 1.0.4 — fixed in 1.0.4
• Debian Linux: 10.0

How to fix

Upgrade to a fixed version: Bizdelnick Gross 1.0.4. Check the vendor advisory for mitigations.

References

• https://codeberg.org/bizdelnick/gross/wiki/Known-vulnerabilities#cve-2023-52159
• https://lists.debian.org/debian-lts-announce/2024/03/msg00027.html
• https://codeberg.org/bizdelnick/gross/wiki/Known-vulnerabilities#cve-2023-52159
• https://lists.debian.org/debian-lts-announce/2024/03/msg00027.html

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