CVE-2020-15025
MEDIUM EPSS 87.2%
Published Jun 24, 20206y ago · Modified Jun 17, 20262w ago
4.9 CVSS 3.1
Published Jun 24, 2020 6y ago
Last Modified Jun 17, 2026 2w ago
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 Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H Attack Vector Network
Attack Complexity Low
Privileges Required High
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High
Threat Intelligence
EPSS Exploit Probability
87.2% percentile
Exploit & Patch Status
No Known Exploit
Patch Available
Weaknesses 1
CWE-401
Affected Products 32
| Vendor | Product | Version | Range |
|---|---|---|---|
| ntp | ntp | * | ≥4.3.97 – <4.3.101 |
| ntp | ntp | 4.2.8 | any |
| ntp | ntp | 4.2.8 | any |
| ntp | ntp | 4.2.8 | any |
| ntp | ntp | 4.2.8 | any |
| opensuse | leap | 15.1 | any |
| opensuse | leap | 15.2 | any |
| netapp | cloud_backup | * | any |
| netapp | steelstore_cloud_integrated_storage | * | any |
| netapp | 8300_firmware | * | any |
| netapp | 8300 | * | any |
| netapp | 8700_firmware | * | any |
| netapp | 8700 | * | any |
| netapp | a400_firmware | * | any |
| netapp | a400 | * | any |
| netapp | h410c_firmware | * | any |
| netapp | h410c | * | any |
| netapp | h300s_firmware | * | any |
| netapp | h300s | * | any |
| netapp | h500s_firmware | * | any |
| netapp | h500s | * | any |
| netapp | h700s_firmware | * | any |
| netapp | h700s | * | any |
| netapp | h300e_firmware | * | any |
| netapp | h300e | * | any |
| netapp | h500e_firmware | * | any |
| netapp | h500e | * | any |
| netapp | h700e_firmware | * | any |
| netapp | h700e | * | any |
| netapp | h410s_firmware | * | any |
| netapp | h410s | * | any |
| oracle | zfs_storage_appliance_kit | 8.8 | any |
References 8
- lists.opensuse.org http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00005.html
- lists.opensuse.org http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00044.html
- bugs.gentoo.org https://bugs.gentoo.org/729458
- security.gentoo.org https://security.gentoo.org/glsa/202007-12
- security.netapp.com https://security.netapp.com/advisory/ntap-20200702-0002/
- support.ntp.org https://support.ntp.org/bin/view/Main/NtpBug3661
- support.ntp.org https://support.ntp.org/bin/view/Main/SecurityNotice#June_2020_ntp_4_2_8p15_NTP_Relea
- oracle.com https://www.oracle.com/security-alerts/cpujan2021.html
Remediation
- oracle.com https://www.oracle.com/security-alerts/cpujan2021.html