CVE-2016-0727 EXPLOIT
7.8
HIGH · CVSS 3.0 · EPSS 1.3% (pctl 69)
Patch early
A public exploit exists.
Description
The crontab script in the ntp package before 1:4.2.6.p3+dfsg-1ubuntu3.11 on Ubuntu 12.04 LTS, before 1:4.2.6.p5+dfsg-3ubuntu2.14.04.10 on Ubuntu 14.04 LTS, on Ubuntu Wily, and before 1:4.2.8p4+dfsg-3ubuntu5.3 on Ubuntu 16.04 LTS allows local users with access to the ntp account to write to arbitrary files and consequently gain privileges via vectors involving statistics directory cleanup.
Scoring
| CVSS | 7.8 (HIGH, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 1.25% — more likely to be exploited than 69% of all CVEs |
| Weakness | CWE-264 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2017-04-14 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| canonical | ubuntu linux |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | NTP - Local Privilege Escalation | 2016-01-21 |
References
- http://packetstormsecurity.com/files/141913/NTP-Privilege-Escalation.html
- http://www.securityfocus.com/bid/81552
- http://www.securitytracker.com/id/1034808
- http://www.ubuntu.com/usn/USN-3096-1
- https://bugs.launchpad.net/ubuntu/+source/ntp/+bug/1528050
- https://bugzilla.redhat.com/show_bug.cgi?id=1382369
- http://packetstormsecurity.com/files/141913/NTP-Privilege-Escalation.html
- http://www.securityfocus.com/bid/81552
- http://www.securitytracker.com/id/1034808
- http://www.ubuntu.com/usn/USN-3096-1
- https://bugs.launchpad.net/ubuntu/+source/ntp/+bug/1528050
- https://bugzilla.redhat.com/show_bug.cgi?id=1382369
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