CVE-2015-5219
HIGH severity · CVSS 7.5 · CWE-704
7.5CVSS HIGH
Summary
The ULOGTOD function in ntp.d in SNTP before 4.2.7p366 does not properly perform type conversions from a precision value to a double, which allows remote attackers to cause a denial of service (infinite loop) via a crafted NTP packet.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)6%
CVSS:3.1/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=51786731Gr4-NOrTBC_a_uXO4wuGhg ↗
Additional information
- NVD record
- http://bk1.ntp.org/ntp-dev/?PAGE=patch&REV=51786731Gr4-NOrTBC_a_uXO4wuGhgPatch
- http://aix.software.ibm.com/aix/efixes/security/ntp_advisory4.ascAdvisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/170926.htmlAdvisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169167.htmlAdvisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-September/166992.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00153.html
- http://rhn.redhat.com/errata/RHSA-2016-0780.htmlAdvisory