CVE-2019-14287
HIGH severity · CVSS 8.8 · CWE-755
8.8CVSS HIGH
Summary
In Sudo before 1.8.28, an attacker with access to a Runas ALL sudoer account can bypass certain policy blacklists and session PAM modules, and can cause incorrect logging, by invoking sudo with a crafted user ID. For example, this allows bypass of !root configuration, and USER= logging, for a "sudo -u \#$((0xffffffff))" command.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)64%
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00042.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00047.htmlAdvisory
- http://packetstormsecurity.com/files/154853/Slackware-Security-Advisory-sudo-Updates.htmlAdvisory
- http://www.openwall.com/lists/oss-security/2019/10/24/1Advisory
- http://www.openwall.com/lists/oss-security/2019/10/29/3Advisory
- http://www.openwall.com/lists/oss-security/2021/09/14/2Advisory
- https://access.redhat.com/errata/RHBA-2019:3248Advisory
- http://www.openwall.com/lists/oss-security/2019/10/14/1Advisory