CVE-2020-4788medium
New! CVE Severity Now Using CVSS v3
The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.
Description
IBM Power9 (AIX 7.1, 7.2, and VIOS 3.1) processors could allow a local user to obtain sensitive information from the data in the L1 cache under extenuating circumstances. IBM X-Force ID: 189296.
References
https://exchange.xforce.ibmcloud.com/vulnerabilities/189296
https://www.ibm.com/support/pages/node/6370729
http://www.openwall.com/lists/oss-security/2020/11/20/3
Details
Source: MITRE
Published: 2020-11-20
Updated: 2021-08-31
Type: NVD-CWE-noinfo
Risk Information
CVSS v2
Base Score: 1.9
Vector: AV:L/AC:M/Au:N/C:P/I:N/A:N
Impact Score: 2.9
Exploitability Score: 3.4
Severity: LOW
CVSS v3
Base Score: 4.7
Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Impact Score: 3.6
Exploitability Score: 1
Severity: MEDIUM
Vulnerable Software
Configuration 1
AND
OR
cpe:2.3:o:ibm:aix:7.1.0:*:*:*:*:*:*:*
cpe:2.3:o:ibm:aix:7.1.5:*:*:*:*:*:*:*
cpe:2.3:o:ibm:aix:7.2.0:*:*:*:*:*:*:*
cpe:2.3:o:ibm:aix:7.2.3:*:*:*:*:*:*:*
cpe:2.3:o:ibm:aix:7.2.4:*:*:*:*:*:*:*
cpe:2.3:o:ibm:aix:7.2.5:*:*:*:*:*:*:*
cpe:2.3:a:ibm:vios:3.1.0:*:*:*:*:*:*:*
OR
Configuration 2
OR
Tenable Plugins
| ID | Name | Product | Family | Severity |
|---|---|---|---|---|
| 150784 | Oracle Linux 7 : Unbreakable Enterprise kernel (ELSA-2021-9305) | Nessus | Oracle Linux Local Security Checks | medium |
| 150782 | Oracle Linux 7 : Unbreakable Enterprise kernel-container (ELSA-2021-9308) | Nessus | Oracle Linux Local Security Checks | medium |
| 150536 | SUSE SLES11 Security Update : kernel (SUSE-SU-2021:14630-1) | Nessus | SuSE Local Security Checks | high |
| 148041 | EulerOS 2.0 SP5 : kernel (EulerOS-SA-2021-1684) | Nessus | Huawei Local Security Checks | high |
| 147588 | EulerOS Virtualization for ARM 64 3.0.2.0 : kernel (EulerOS-SA-2021-1386) | Nessus | Huawei Local Security Checks | high |
| 146511 | SUSE SLES12 Security Update : kernel (SUSE-SU-2021:0452-1) | Nessus | SuSE Local Security Checks | high |
| 146474 | SUSE SLES15 Security Update : kernel (SUSE-SU-2021:0438-1) | Nessus | SuSE Local Security Checks | high |
| 146470 | SUSE SLES12 Security Update : kernel (SUSE-SU-2021:0434-1) | Nessus | SuSE Local Security Checks | high |
| 146282 | openSUSE Security Update : RT kernel (openSUSE-2021-242) | Nessus | SuSE Local Security Checks | high |
| 145287 | openSUSE Security Update : the Linux Kernel (openSUSE-2021-75) | Nessus | SuSE Local Security Checks | medium |
| 145120 | SUSE SLES12 Security Update : kernel (SUSE-SU-2021:0133-1) | Nessus | SuSE Local Security Checks | medium |
| 145018 | SUSE SLED15 / SLES15 Security Update : kernel (SUSE-SU-2021:0118-1) | Nessus | SuSE Local Security Checks | medium |
| 144914 | SUSE SLES12 Security Update : kernel (SUSE-SU-2021:0098-1) | Nessus | SuSE Local Security Checks | high |
| 144752 | Ubuntu 16.04 LTS : Linux kernel vulnerabilities (USN-4681-1) | Nessus | Ubuntu Local Security Checks | high |
| 144313 | openSUSE Security Update : the Linux Kernel (openSUSE-2020-2260) | Nessus | SuSE Local Security Checks | medium |
| 144259 | SUSE SLES15 Security Update : kernel (SUSE-SU-2020:3798-1) | Nessus | SuSE Local Security Checks | high |
| 144168 | EulerOS 2.0 SP8 : kernel (EulerOS-SA-2020-2514) | Nessus | Huawei Local Security Checks | medium |
| 144143 | SUSE SLES15 Security Update : kernel (SUSE-SU-2020:3764-1) | Nessus | SuSE Local Security Checks | high |
| 144101 | SUSE SLED15 / SLES15 Security Update : kernel (SUSE-SU-2020:3748-1) | Nessus | SuSE Local Security Checks | medium |
| 143542 | openSUSE Security Update : the Linux Kernel (openSUSE-2020-2193) | Nessus | SuSE Local Security Checks | medium |
| 143523 | openSUSE Security Update : the Linux Kernel (openSUSE-2020-2161) | Nessus | SuSE Local Security Checks | medium |
| 143445 | Ubuntu 16.04 LTS / 18.04 LTS : Linux kernel vulnerabilities (USN-4660-1) | Nessus | Ubuntu Local Security Checks | high |
| 143433 | Ubuntu 16.04 LTS : Linux kernel vulnerabilities (USN-4657-1) | Nessus | Ubuntu Local Security Checks | high |
| 143431 | Ubuntu 18.04 LTS / 20.04 LTS : Linux kernel vulnerabilities (USN-4658-1) | Nessus | Ubuntu Local Security Checks | high |
| 143429 | Ubuntu 20.10 : Linux kernel vulnerabilities (USN-4659-1) | Nessus | Ubuntu Local Security Checks | high |
| 143261 | Fedora 32 : kernel (2020-4700a73bd5) | Nessus | Fedora Local Security Checks | medium |
| 143258 | Fedora 33 : kernel (2020-8c15928d23) | Nessus | Fedora Local Security Checks | medium |
| 143147 | AIX 7.2 TL 4 : power9 (IJ28227) | Nessus | AIX Local Security Checks | medium |
| 143142 | AIX 7.1 TL 5 : power9 (IJ28229) | Nessus | AIX Local Security Checks | medium |
| 143136 | AIX 7.2 TL 5 : power9 (IJ28226) | Nessus | AIX Local Security Checks | medium |
| 143131 | AIX 7.2 TL 3 : power9 (IJ28228) | Nessus | AIX Local Security Checks | medium |