CentOS 7 update for microcode_ctl
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 3 |
| CVE-ID | CVE-2020-24511 CVE-2020-24512 CVE-2020-8695 |
| CWE-ID | CWE-200 CWE-203 CWE-204 |
| Exploitation vector | Local |
| Public exploit | N/A |
| Vulnerable software |
CentOS Operating systems & Components / Operating system |
| Vendor | CentOS Project |
Security Bulletin
This security bulletin contains information about 3 vulnerabilities.
1) Information disclosure
EUVDB-ID: #VU54203
Risk: Low
CVSSv4.0: 1.9 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2020-24511
CWE-ID:
CWE-200 - Information exposure
Exploit availability: No
DescriptionThe vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to improper isolation of shared resources. A local user can gain unauthorized access to sensitive information on the system.
MitigationUpdate the affected packages.
Vulnerable software versionsCentOS: 7
CPE2.3 External linkshttps://lists.centos.org/pipermail/centos-announce/2021-August/048347.html
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.
2) Observable discrepancy
EUVDB-ID: #VU54204
Risk: Low
CVSSv4.0: 0.4 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2020-24512
CWE-ID:
CWE-203 - Observable discrepancy
Exploit availability: No
DescriptionThe vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to observable timing discrepancy. A local user can gain unauthorized access to sensitive information on the system.
MitigationUpdate the affected packages.
Vulnerable software versionsCentOS: 7
CPE2.3 External linkshttps://lists.centos.org/pipermail/centos-announce/2021-August/048347.html
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.
3) Observable Response Discrepancy
EUVDB-ID: #VU48372
Risk: Low
CVSSv4.0: 1.7 [CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2020-8695
CWE-ID:
CWE-204 - Observable Response Discrepancy
Exploit availability: No
DescriptionThe vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to observable discrepancy in the Running Average Power Limit (RAPL) Interface. A local administrator can gain access to sensitive information on the target system.
Affected products:
|
Product Collection |
Vertical Segment |
CPUID |
|
8th Generation Intel® Core™ Processor Family |
Mobile |
806E9 |
|
10th Generation Intel® Core™ Processor Family |
Mobile |
806EC |
|
8th Generation Intel® Core™ Processor Family |
Mobile |
906EA |
|
9th Generation Intel® Core™ Processor Family |
Mobile |
906EC |
|
8th Generation Intel® Core™ Processor Family |
Desktop |
906EA |
|
9th Generation Intel® Core™ Processor Family |
Desktop |
906EC |
|
Intel® Xeon® Processor E Family |
Server Workstation AMT Server |
906EA |
|
8th Generation Intel® Core™ Processor Family |
Mobile |
806EA |
|
8th Generation Intel® Core™ Processor Family Intel® Pentium® Gold Processor Series Intel® Celeron® Processor G Series |
Desktop |
906EB |
|
Intel® Xeon® Processor E Family |
Server Workstation AMT Server |
906EA |
|
8th Generation Intel® Core™ Processor Family |
Desktop |
906EA |
|
9th Generation Intel® Core™ Processor Family |
Desktop |
906ED |
|
9th Generation Intel® Core™ Processor Family |
Desktop |
906ED |
|
10th Generation Intel® Core™ Processor Family |
Mobile |
A0660 |
|
10th Generation Intel® Core™ Processor Family |
Mobile |
A0661 |
|
10th Generation Intel® Core™ Processor Family |
Mobile |
806EC |
|
10th Generation Intel® Core™ Processor Family |
Desktop |
A0653 |
|
10th Generation Intel® Core™ Processor Family |
Mobile |
A0655 |
|
10th Generation Intel® Core™ Processor Family |
Mobile |
A0652 |
|
Intel® Pentium® Processor Silver Series Intel® Celeron® Processor J Series Intel® Celeron® Processor N Series |
Desktop Mobile Embedded |
706A1 |
|
Intel® Pentium® Processor Silver Series Intel® Celeron® Processor J Series Intel® Celeron® Processor N Series |
Desktop Mobile Embedded |
706A8 |
|
10th Generation Intel® Core™ Processor Family |
Mobile |
706E5 |
|
8th Generation Intel® Core™ Processor Family |
Mobile |
906E9 |
|
7th Generation Intel® Core™ Processor Family |
Mobile Embedded |
906E9 |
|
8th Generation Intel® Core™ Processor Family |
Mobile |
806EA |
|
7th Generation Intel® Core™ Processor Family |
Desktop Embedded |
906E9 |
|
7th Generation Intel® Core™ Processor Family |
Mobile |
806E9 |
|
7th Generation Intel® Core™ Processor Family |
Mobile |
806E9 |
|
Intel® Core™ X-series Processors |
Desktop |
906E9 |
|
Intel® Xeon® Processor E3 v6 Family |
Server Workstation AMT Server |
906E9 |
|
7th Generation Intel® Core™ Processor Family |
Mobile |
806E9 |
|
6th Generation Intel® Core™ Processor Family |
Mobile |
506E3 |
|
6th Generation Intel® Core™ Processor Family |
Desktop Embedded |
506E3 |
|
6th Generation Intel® Core™ Processors |
Mobile |
406E3 |
|
6th Generation Intel® Core™ Processor Family |
Mobile |
406E3 |
|
Intel® Xeon® Processor E3 v5 Family |
Server Workstation AMT Server |
506E3 |
|
6th Generation Intel® Core™ Processor Family |
Mobile |
406E3 |
|
8th Generation Intel® Core™ Processors |
Mobile |
806EB |
|
8th Generation Intel® Core™ Processors |
Mobile |
806EC |
Update the affected packages.
Vulnerable software versionsCentOS: 7
CPE2.3 External linkshttps://lists.centos.org/pipermail/centos-announce/2021-August/048347.html
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.
