CRITICAL

CVE-2019-11365

CVSS v3

9.8

CRITICAL

EPSS Score

4.3 %

exploit probability, as of 2026-10-19

CISA KEV

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2019-11365 yet.

Full record on NVD

Description

An issue was discovered in atftpd in atftp 0.7.1. A remote attacker may send a crafted packet triggering a stack-based buffer overflow due to an insecurely implemented strncpy call. The vulnerability is triggered by sending an error packet of 3 bytes or fewer. There are multiple instances of this vulnerable strncpy pattern within the code base, specifically within tftpd_file.c, tftp_file.c, tftpd_mtftp.c, and tftp_mtftp.c.

Technical details

Published: 2019-04-20

Frequently asked questions

What is CVE-2019-11365?

Is CVE-2019-11365 actively exploited?

Active exploitation of CVE-2019-11365 has not been confirmed. Its EPSS score was 4.3% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-11365?

CVE-2019-11365 has a CVSS v3 base score of 9.8 (CRITICAL severity).

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