CVE-2021-41054
CVSS v3
7.5
HIGH
EPSS Score
2.3 %
exploit probability, as of 2026-09-25
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
tftpd_file.c in atftp through 0.7.4 has a buffer overflow because buffer-size handling does not properly consider the combination of data, OACK, and other options.
Technical details
- Published
- 2021-09-13
Frequently asked questions
What is CVE-2021-41054?
tftpd_file.c in atftp through 0.7.4 has a buffer overflow because buffer-size handling does not properly consider the combination of data, OACK, and other options.
Is CVE-2021-41054 actively exploited?
Active exploitation of CVE-2021-41054 has not been confirmed. Its EPSS score was 2.3% on 2026-09-25, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2021-41054?
CVE-2021-41054 has a CVSS v3 base score of 7.5 (HIGH severity).
Is CVE-2021-41054 affecting your environment?
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