Improper Input Validation Affecting sudo package, versions <1.8.20p1-1.1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published30 Aug 2026
- disclosed5 Jun 2017
Introduced: 5 Jun 2017
CVE-2017-1000368 (opens in a new tab)How to fix?
Upgrade Echo:latest sudo to version 1.8.20p1-1.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream sudo package and not the sudo package as distributed by Echo.
See How to fix? for Echo:latest relevant fixed versions and status.
Todd Miller's sudo version 1.8.20p1 and earlier is vulnerable to an input validation (embedded newlines) in the get_process_ttyname() function resulting in information disclosure and command execution.
References
- https://advisory.echohq.com/cve/CVE-2017-1000368
- http://www.securityfocus.com/bid/98838
- https://access.redhat.com/errata/RHSA-2017:1574
- https://kc.mcafee.com/corporate/index?page=content&id=SB10205
- https://security.gentoo.org/glsa/201710-04
- https://usn.ubuntu.com/3968-1/
- https://usn.ubuntu.com/3968-2/
- https://www.sudo.ws/alerts/linux_tty.html