High severity · published Dec 14, 2016
CVE-2016-8733
An exploitable integer overflow exists in the Joyent SmartOS 20161110T013148Z Hyprlofs file system
8.8
CVSS
0.6%
EPSS
No
On KEV
Description
An exploitable integer overflow exists in the Joyent SmartOS 20161110T013148Z Hyprlofs file system. The vulnerability is present in the Ioctl system call with the command HYPRLOFS_ADD_ENTRIES when dealing with native file systems. An attacker can craft an input that can cause a kernel panic and potentially be leveraged into a full privilege escalation vulnerability. This vulnerability is distinct from CVE-2016-9031.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 46% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SM
Smartos · Joyent
through 20161110t013148z · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-8733
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-8733
Broken Link
http://www.securityfocus.com/bid/94920
Exploit
http://www.talosintelligence.com/reports/TALOS-2016-0248/
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