What’s Vulnerable › Vulnerabilities

CVE-2020-23884

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-11-10 · updated 2026-06-17
• Weakness: CWE-120

Description

A buffer overflow in Nomacs v3.15.0 allows attackers to cause a denial of service (DoS) via a crafted MNG file.

Affected products

• Nomacs: 3.15.0

References

• https://github.com/Aurorainfinity/vulnerabilities/blob/master/nomacs/readme.md
• https://github.com/nomacs/nomacs/issues/516
• https://nomacs.org/
• https://github.com/Aurorainfinity/vulnerabilities/blob/master/nomacs/readme.md
• https://github.com/nomacs/nomacs/issues/516
• https://nomacs.org/

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