CVE-2020-15025
ntpd in ntp 4.2.8 before 4.2.8p15 and 4.3.x before 4.3.101 allows remote attackers to cause a denial of service (memory consumption) by sending packets, because memory is not freed in situations where a CMAC key is used and associated with a CMAC…
Does this matter?
Lower severity and a low EPSS score (3.14%). Track it; it rarely justifies an emergency change on its own.
Description
ntpd in ntp 4.2.8 before 4.2.8p15 and 4.3.x before 4.3.101 allows remote attackers to cause a denial of service (memory consumption) by sending packets, because memory is not freed in situations where a CMAC key is used and associated with a CMAC algorithm in the ntp.keys file.
- CVSS 3.1
- 4.9 MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 3.14% probability · 88th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-401
- Affected
- ntp/ntp · opensuse/leap · netapp/cloud backup · netapp/steelstore cloud integrated storage · netapp/8300 firmware · netapp/8700 firmware · netapp/a400 firmware · netapp/h410c firmware · netapp/h300s firmware · netapp/h500s firmware · netapp/h700s firmware · netapp/h300e firmware · netapp/h500e firmware · netapp/h700e firmware · netapp/h410s firmware · oracle/zfs storage appliance kit
- Source
- cve@mitre.org
EPSS 3.1% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00005.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00044.htmlMailing List, Third Party Advisory
- https://bugs.gentoo.org/729458Issue Tracking, Third Party Advisory
- https://security.gentoo.org/glsa/202007-12Third Party Advisory
- https://security.netapp.com/advisory/ntap-20200702-0002/Third Party Advisory
- https://support.ntp.org/bin/view/Main/NtpBug3661Vendor Advisory
- https://support.ntp.org/bin/view/Main/SecurityNotice#June_2020_ntp_4_2_8p15_NTP_ReleaRelease Notes, Vendor Advisory
- https://www.oracle.com/security-alerts/cpujan2021.htmlPatch, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00005.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00044.htmlMailing List, Third Party Advisory
- https://bugs.gentoo.org/729458Issue Tracking, Third Party Advisory
- https://security.gentoo.org/glsa/202007-12Third Party Advisory
- https://security.netapp.com/advisory/ntap-20200702-0002/Third Party Advisory
- https://support.ntp.org/bin/view/Main/NtpBug3661Vendor Advisory
- https://support.ntp.org/bin/view/Main/SecurityNotice#June_2020_ntp_4_2_8p15_NTP_ReleaRelease Notes, Vendor Advisory
- https://www.oracle.com/security-alerts/cpujan2021.htmlPatch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.