What’s Vulnerable › Vulnerabilities

CVE-2021-40239

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-10-11 · updated 2026-06-17
• Weakness: CWE-120

Description

A Buffer Overflow vulnerability exists in the latest version of Miniftpd in the do_retr function in ftpproto.c

Affected products

• Miniftpd Project Miniftpd: 1.0

References

• https://github.com/Gabe-commiter/Miniftpd/issues/2
• https://github.com/Gabe-commiter/Miniftpd/issues/2

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