Reliance on Untrusted Inputs in a Security Decision Affecting sudo package, versions <0:1.8.6p7-22.el7_3
Threat Intelligence
Snyk has a published code exploit for 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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Test your applications- Snyk IDSNYK-RHEL7-SUDO-5207265
- published26 Jul 2021
- disclosed30 May 2017
Introduced: 30 May 2017
CVE-2017-1000367 (opens in a new tab)How to fix?
Upgrade RHEL:7 sudo to version 0:1.8.6p7-22.el7_3 or higher.
This issue was patched in RHSA-2017:1382.
NVD Description
Note: Versions mentioned in the description apply only to the upstream sudo package and not the sudo package as distributed by RHEL.
See How to fix? for RHEL: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
- http://www.securityfocus.com/bid/98745
- https://www.sudo.ws/alerts/linux_tty.html
- https://access.redhat.com/security/cve/CVE-2017-1000367
- http://www.debian.org/security/2017/dsa-3867
- https://www.exploit-db.com/exploits/42183/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VXEXC4NNIG2QOZY6N2YUK246KI3D3UQO/
- http://seclists.org/fulldisclosure/2017/Jun/3
- https://security.gentoo.org/glsa/201705-15
- http://packetstormsecurity.com/files/142783/Sudo-get_process_ttyname-Race-Condition.html
- http://www.openwall.com/lists/oss-security/2017/05/30/16
- https://access.redhat.com/errata/RHSA-2017:1382
- http://www.securitytracker.com/id/1038582
- 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://www.ubuntu.com/usn/USN-3304-1
- http://www.openwall.com/lists/oss-security/2022/12/22/5
- http://www.openwall.com/lists/oss-security/2022/12/22/6
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VXEXC4NNIG2QOZY6N2YUK246KI3D3UQO/
- https://www.exploit-db.com/exploits/42183