Home/CVE/The ULOGTOD function in ntp.d in SNTP before 4.2.7p366 does not properly perform type conversions from a precision value
CVE

CVE-2015-5219

The ULOGTOD function in ntp.d in SNTP before 4.2.7p366 does not properly perform type conversions from a precision value

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.

HIGH · CVSS 7.5 EPSS 0.0224
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules8 YARA rules0
⬡

Weakness Classification

CWE-704Incorrect Type Conversion or Cast
▤

Affected Products & Versions

18
fedoraproject fedoraall versions
suse linux enterprise debuginfoall versions
suse linux enterprise serverall versions
suse managerall versions
suse manager proxyall versions
suse openstack cloudall versions
redhat enterprise linux desktopall versions
redhat enterprise linux hpc nodeall versions
◈

Sigma Hunt Rules

8
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productcriticalLinux Reverse Shell Indicator
producthighCommunication To LocaltoNet Tunneling Service Initiated - Linux
producthighPotentially Suspicious Malware Callback Communication - Linux
producthighLinux Crypto Mining Pool Connections
producthighCommunication To Ngrok Tunneling Service - Linux
producthighLinux Crypto Mining Indicators
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD21 Jul 2017 · 02:29 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

10
siemens-csafSSA-497656
suse-csafSUSE-SU-2017:0255-1
suse-csafSUSE-SU-2016:3193-1
suse-csafSUSE-SU-2016:3195-1
suse-csafSUSE-SU-2016:3196-1
🔗

References & Sources

24
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://aix.software.ibm.com/aix/efixes/security/ntp_advisory4.ascThird Party Advisory
http://bk1.ntp.org/ntp-dev/?PAGE=patch&REV=51786731Gr4-NOrTBC_a_uXO4wuGhgIssue TrackingPatchThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/170926.htmlMailing ListThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169167.htmlMailing ListThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-September/166992.htmlMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.htmlBroken Link
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