CVE-2015-5194
HIGH severity · CVSS 7.5 · Improper input validation
7.5CVSS HIGH
Summary
The log_config_command function in ntp_parser.y in ntpd in NTP before 4.2.7p42 allows remote attackers to cause a denial of service (ntpd crash) via crafted logconfig commands.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)6%
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products we track (2)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: http://bk1.ntp.org/ntp-dev/?PAGE=patch&REV=4c4fc141LwvcoGp-lLGhkAFp3ZvtrA ↗
Additional information
- NVD record
- http://bk1.ntp.org/ntp-dev/?PAGE=patch&REV=4c4fc141LwvcoGp-lLGhkAFp3ZvtrAPatch
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/170926.htmlAdvisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169167.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.htmlAdvisory
- http://rhn.redhat.com/errata/RHSA-2016-0780.htmlAdvisory
- http://rhn.redhat.com/errata/RHSA-2016-2583.htmlAdvisory