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CVE-2017-1000367

2026-10-06T10:43:49.566369+00:00

Todd Miller's sudo version 1.8.20 and earlier is vulnerable to an input validation (embedded spaces) in the get_process_ttyname() function resulting in information disclosure and command execution.

RHSA-2017:1381 — Red Hat Security Advisory: sudo security update

2026-10-06T10:43:49.566422+00:00

sudo: Privilege escalation in via improper get_process_ttyname() parsing

RHSA-2017:1382 — Red Hat Security Advisory: sudo security update

2026-10-06T10:43:49.566444+00:00

sudo: Privilege escalation in via improper get_process_ttyname() parsing

SUSE-SU-2017:1450-1 — Security update for sudo

2026-10-06T10:43:49.566460+00:00

Security update for sudo

USN-3304-1 — sudo vulnerability

2026-10-06T10:43:49.566475+00:00

Affected: Ubuntu:14.04:LTS: sudo, Ubuntu:16.04:LTS: sudo

It was discovered that Sudo did not properly parse the contents of /proc/[pid]/stat when attempting to determine its controlling tty. A local attacker in some configurations could possibly use this to overwrite any file on the filesystem, bypassing intended permissions.