Red Hat Enterprise Linux 7.7 update for microcode_ctl
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2020-8696 |
| CWE-ID | CWE-264 |
| Exploitation vector | Local |
| Public exploit | N/A |
| Vulnerable software Subscribe |
microcode_ctl (Red Hat package) Operating systems & Components / Operating system package or component Red Hat Enterprise Linux Server for x86_64 - Update Services for SAP Solutions Operating systems & Components / Operating system package or component Red Hat Enterprise Linux EUS Compute Node Operating systems & Components / Operating system Red Hat Enterprise Linux for x86_64 - Extended Update Support Operating systems & Components / Operating system Red Hat Enterprise Linux Server - TUS Operating systems & Components / Operating system Red Hat Enterprise Linux Server - AUS Operating systems & Components / Operating system |
| Vendor | Red Hat Inc. |
Security Bulletin
This security bulletin contains one low risk vulnerability.
1) Security restrictions bypass
EUVDB-ID: #VU48630
Risk: Low
CVSSv3.1: 5.7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-8696
CWE-ID:
CWE-264 - Permissions, Privileges, and Access Controls
Exploit availability: No
DescriptionThe vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to improper removal of sensitive information before storage or transfer in
some Intel(R) Processors. A local user can gain access to sensitive information on the system.
Install updates from vendor's website.
microcode_ctl (Red Hat package): 2.1-53.3.el7_7 - 2.1-53.13.el7_7
Red Hat Enterprise Linux EUS Compute Node: 7.7
Red Hat Enterprise Linux for x86_64 - Extended Update Support: 7.7
Red Hat Enterprise Linux Server for x86_64 - Update Services for SAP Solutions: 7.7
Red Hat Enterprise Linux Server - TUS: 7.7
Red Hat Enterprise Linux Server - AUS: 7.7
CPE2.3- cpe:2.3:o:red_hat:microcode_ctl_redhat_package:2.1-53.3.el7_7:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:microcode_ctl_redhat_package:2.1-53.13.el7_7:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:microcode_ctl_redhat_package:2.1-53.9.el7_7:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_eus_compute_node:7.7:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_x86_64_-_extended_update_support:7.7:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_-_update_services_for_sap_solutions:7.7:*:*:*:*:*:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_-_tus:7.7:*:*:*:*:red_hat_enterprise_linux:*:
- cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_-_aus:7.7:*:*:*:*:red_hat_enterprise_linux:*:
http://access.redhat.com/errata/RHBA-2021:0625
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
