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Unscored USN-4540-1 2 CVEs

atftp vulnerabilities

Published Sep 24, 2020 · Updated Feb 10, 2026

Summary

Denis Andzakovic discovered that atftpd incorrectly handled certain
malformed packets. A remote attacker could send a specially crafted packet
to cause atftpd to crash, resulting in a denial of service.
(CVE-2019-11365)

Denis Andzakovic discovered that atftpd did not properly lock the thread
list mutex. An attacker could send a large number of tftpd packets
simultaneously when running atftpd in daemon mode to cause atftpd to
crash, resulting in a denial of service. (CVE-2019-11366)

Fixed packages 1

ReleasePackageFixed in
Ubuntu · 18.04 LTS 18.04:LTS atftp 0.7.git20120829-3.1~0.18.04.1

Vulnerabilities 2

  • Unscored —

    An issue was discovered in atftpd in atftp 0.7.1. A remote attacker may send a crafted packet triggering a stack-based …

  • Unscored —

    An issue was discovered in atftpd in atftp 0.7.1. It does not lock the thread_list_mutex mutex before assigning the cur…

References

  • report
    https://ubuntu.com/security/CVE-2019-11365
  • report
    https://ubuntu.com/security/CVE-2019-11366