Resource exhaustion in Joyent Smartos
CVE-2016-9039
An exploitable denial of service exists in the Joyent SmartOS 20161110T013148Z Hyprlofs file system. The vulnerability is present in the Ioctl system call with the command HYPRLOFS_ADD_ENTRIES. An attacker can cause a buffer to be allocated and never freed. When repeatedly exploited this will result in memory exhaustion, resulting in a full system denial of service.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.2 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.005 (43.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 43.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Joyent Smartos — versions OS 20161110T013148Z, 20161110t013148z
Weakness classification (CWE)
References
- www.securityfocus.com/bid/95916 (VDB Entry, Third Party Advisory, vdb-entry)
- www.talosintelligence.com/reports/TALOS-2016-0257/ (Technical Description, Exploit, VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2016-9039?
- CVE-2016-9039 is a medium-severity vulnerability in Joyent Smartos, classified under Uncontrolled Resource Consumption. CVSS score: 6.2/10. Published 2017-01-31.
- How severe is CVE-2016-9039?
- Medium severity. CVSS v3 base score is 6.2 out of 10.