CVE-2016-7076
sudo before version 1.8.18p1 is vulnerable to a bypass in the sudo noexec restriction if application run via sudo executed wordexp() C library function with a user supplied argument.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.49%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
sudo before version 1.8.18p1 is vulnerable to a bypass in the sudo noexec restriction if application run via sudo executed wordexp() C library function with a user supplied argument. A local user permitted to run such application via sudo with noexec restriction could possibly use this flaw to execute arbitrary commands with elevated privileges.
- CVSS 3.0
- 7.8 HIGHCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.49% probability · 41th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-184, CWE-77
- Affected
- sudo project/sudo
- Source
- secalert@redhat.com
References
- http://rhn.redhat.com/errata/RHSA-2016-2872.htmlThird Party Advisory
- http://www.securityfocus.com/bid/95778Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-7076Issue Tracking
- https://security.netapp.com/advisory/ntap-20181127-0002/
- https://usn.ubuntu.com/3968-1/
- https://usn.ubuntu.com/3968-3/
- https://www.sudo.ws/alerts/noexec_wordexp.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2872.htmlThird Party Advisory
- http://www.securityfocus.com/bid/95778Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-7076Issue Tracking
- https://security.netapp.com/advisory/ntap-20181127-0002/
- https://usn.ubuntu.com/3968-1/
- https://usn.ubuntu.com/3968-3/
- https://www.sudo.ws/alerts/noexec_wordexp.htmlThird Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.