SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

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 to a double, which allows remote attackers to cause a denial of service (infinite loop) via a crafted NTP packet.

HIGH 7.5EPSS 5.84%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (5.84%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
5.84% probability · 93th percentile
CISA KEV
Not listed
Weakness
CWE-704
Affected
fedoraproject/fedora · suse/linux enterprise debuginfo · suse/linux enterprise server · suse/manager · suse/manager proxy · suse/openstack cloud · redhat/enterprise linux desktop · redhat/enterprise linux hpc node · redhat/enterprise linux server · redhat/enterprise linux workstation · debian/debian linux · canonical/ubuntu linux · ntp/ntp · novell/leap · opensuse/leap · siemens/tim 4r-ie firmware · siemens/tim 4r-id dnp3 firmware · oracle/linux
Source
secalert@redhat.com

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.