NTP < 4.2.7p42 DoS Vulnerability

Information

Severity

Severity

Medium

Family

Family

Denial of Service

CVSSv2 Base

CVSSv2 Base

5.0

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Solution Type

Solution Type

Vendor Patch

Created

Created

10 months ago

Modified

Modified

10 months ago

Summary

NTP is prone to a denial of service (DoS) vulnerability.

Insight

Insight

The log_config_command function in ntp_parser.y in ntpd allows remote attackers to cause a denial of service (ntpd crash) via crafted logconfig commands.

Affected Software

Affected Software

NTPd version 4.2.7p41 and prior.

Detection Method

Detection Method

Checks if a vulnerable version is present on the target host.

Solution

Solution

Update to version 4.2.7p42 or later.

Common Vulnerabilities and Exposures (CVE)

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