Vulnerability Monitor

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CVE-2016-0727

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.

Published

2017-04-14T18:59:00.173

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 7.8 (HIGH)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

3.9

Impact Score

10.0

Weaknesses

Type: Primary
CWE-264

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	canonical	ubuntu_linux	12.04	Yes
Operating System	canonical	ubuntu_linux	14.04	Yes
Operating System	canonical	ubuntu_linux	16.04	Yes

References

http://packetstormsecurity.com/files/141913/NTP-Privilege-Escalation.html Exploit, Third Party Advisory, VDB Entry ([email protected])
http://www.securityfocus.com/bid/81552 Third Party Advisory, VDB Entry ([email protected])
http://www.securitytracker.com/id/1034808 Third Party Advisory, VDB Entry ([email protected])
http://www.ubuntu.com/usn/USN-3096-1 Vendor Advisory ([email protected])
https://bugs.launchpad.net/ubuntu/+source/ntp/+bug/1528050 Issue Tracking, Patch, Vendor Advisory ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=1382369 Issue Tracking ([email protected])
http://packetstormsecurity.com/files/141913/NTP-Privilege-Escalation.html Exploit, Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/81552 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1034808 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-3096-1 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugs.launchpad.net/ubuntu/+source/ntp/+bug/1528050 Issue Tracking, Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=1382369 Issue Tracking (af854a3a-2127-422b-91ae-364da2661108)