Race Condition Affecting sudo-devel package, versions <0:1.8.6p7-22.el7_3
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
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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- published10 Apr 2022
- disclosed5 Jun 2017
Introduced: 5 Jun 2017
CVE-2017-1000367 (opens in a new tab)How to fix?
Upgrade Oracle:7 sudo-devel to version 0:1.8.6p7-22.el7_3 or higher.
This issue was patched in ELSA-2017-1382.
NVD Description
Note: Versions mentioned in the description apply only to the upstream sudo-devel package and not the sudo-devel package as distributed by Oracle.
See How to fix? for Oracle:7 relevant fixed versions and status.
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.
References
- https://linux.oracle.com/cve/CVE-2017-1000367.html
- https://linux.oracle.com/errata/ELSA-2017-1381.html
- https://linux.oracle.com/errata/ELSA-2017-1382.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VXEXC4NNIG2QOZY6N2YUK246KI3D3UQO/
- http://lists.opensuse.org/opensuse-security-announce/2017-05/msg00077.html
- http://lists.opensuse.org/opensuse-security-announce/2017-05/msg00078.html
- http://lists.opensuse.org/opensuse-security-announce/2017-05/msg00079.html
- http://packetstormsecurity.com/files/142783/Sudo-get_process_ttyname-Race-Condition.html
- http://seclists.org/fulldisclosure/2017/Jun/3
- http://www.debian.org/security/2017/dsa-3867
- http://www.openwall.com/lists/oss-security/2017/05/30/16
- http://www.openwall.com/lists/oss-security/2022/12/22/5
- http://www.openwall.com/lists/oss-security/2022/12/22/6
- http://www.securityfocus.com/bid/98745
- http://www.securitytracker.com/id/1038582
- http://www.ubuntu.com/usn/USN-3304-1
- https://access.redhat.com/errata/RHSA-2017:1381
- https://access.redhat.com/errata/RHSA-2017:1382
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VXEXC4NNIG2QOZY6N2YUK246KI3D3UQO/
- https://security.gentoo.org/glsa/201705-15
- https://www.exploit-db.com/exploits/42183/
- https://www.sudo.ws/alerts/linux_tty.html
- https://www.exploit-db.com/exploits/42183
- https://github.com/c0d3z3r0/sudo-CVE-2017-1000367