VulnerabilityModified

CVE-2016-0727

HIGH 7.8EPSS 1.25%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.25%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 3.0: 7.8 HIGHCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS: 1.25% probability · 68th percentile
CISA KEV: Not listed
Weakness: CWE-264
Affected: canonical/ubuntu linux
Source: secalert@redhat.com

References

http://packetstormsecurity.com/files/141913/NTP-Privilege-Escalation.htmlExploit, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/81552Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1034808Third Party Advisory, VDB Entry
http://www.ubuntu.com/usn/USN-3096-1Vendor Advisory
https://bugs.launchpad.net/ubuntu/+source/ntp/+bug/1528050Issue Tracking, Patch, Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1382369Issue Tracking
http://packetstormsecurity.com/files/141913/NTP-Privilege-Escalation.htmlExploit, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/81552Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1034808Third Party Advisory, VDB Entry
http://www.ubuntu.com/usn/USN-3096-1Vendor Advisory
https://bugs.launchpad.net/ubuntu/+source/ntp/+bug/1528050Issue Tracking, Patch, Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1382369Issue Tracking

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.