HIGH · 7.5

CVE-2015-5194

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.

Vulnerability Description

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.

CVSS Score

7.5

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
FedoraprojectFedora21
SuseLinux Enterprise Debuginfo11
SuseLinux Enterprise Server10
SuseManager2.1
SuseManager Proxy2.1
SuseOpenstack Cloud5
RedhatEnterprise Linux Desktop6.0
RedhatEnterprise Linux Hpc Node6.0
RedhatEnterprise Linux Server6.0
RedhatEnterprise Linux Workstation6.0
DebianDebian Linux7.0
CanonicalUbuntu Linux12.04
NtpNtp<= 4.2.7

Related Weaknesses (CWE)

References

FAQ

What is CVE-2015-5194?

CVE-2015-5194 is a vulnerability with a CVSS score of 7.5 (HIGH). 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.

How severe is CVE-2015-5194?

CVE-2015-5194 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2015-5194?

Check the references section above for vendor advisories and patch information. Affected products include: Fedoraproject Fedora, Suse Linux Enterprise Debuginfo, Suse Linux Enterprise Server, Suse Manager, Suse Manager Proxy.