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Ubuntu: (Multiple Advisories) (CVE-2019-11365): atftpd vulnerabilities

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Ubuntu: (Multiple Advisories) (CVE-2019-11365): atftpd vulnerabilities

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
04/20/2019
Created
09/28/2020
Added
09/25/2020
Modified
03/22/2023

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.

Solution(s)

  • ubuntu-upgrade-atftp
  • ubuntu-upgrade-atftpd

References

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