CVE-2020-15780medium
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
An issue was discovered in drivers/acpi/acpi_configfs.c in the Linux kernel before 5.7.7. Injection of malicious ACPI tables via configfs could be used by attackers to bypass lockdown and secure boot restrictions, aka CID-75b0cea7bf30.
References
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.7.7
https://git.zx2c4.com/american-unsigned-language/tree/american-unsigned-language-2.sh
https://www.openwall.com/lists/oss-security/2020/06/15/3
http://www.openwall.com/lists/oss-security/2020/07/20/7
http://www.openwall.com/lists/oss-security/2020/07/29/3
http://www.openwall.com/lists/oss-security/2020/07/30/2
http://www.openwall.com/lists/oss-security/2020/07/30/3
https://usn.ubuntu.com/4439-1/
https://usn.ubuntu.com/4425-1/
https://usn.ubuntu.com/4426-1/
https://usn.ubuntu.com/4440-1/
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.html
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00047.html
Details
Source: MITRE
Published: 2020-07-15
Updated: 2021-07-21
Type: CWE-863
Risk Information
CVSS v2
Base Score: 7.2
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C
Impact Score: 10
Exploitability Score: 3.9
Severity: HIGH
CVSS v3
Base Score: 6.7
Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 0.8
Severity: MEDIUM
Vulnerable Software
Configuration 1
OR
Tenable Plugins
| ID | Name | Product | Family | Severity |
|---|---|---|---|---|
| 146282 | openSUSE Security Update : RT kernel (openSUSE-2021-242) | Nessus | SuSE Local Security Checks | high |
| 140378 | SUSE SLES15 Security Update : kernel (SUSE-SU-2020:2487-1) | Nessus | SuSE Local Security Checks | medium |
| 139766 | openSUSE Security Update : the Linux Kernel (openSUSE-2020-1236) | Nessus | SuSE Local Security Checks | medium |
| 139401 | openSUSE Security Update : the Linux Kernel (openSUSE-2020-1153) | Nessus | SuSE Local Security Checks | critical |
| 139363 | SUSE SLES12 Security Update : kernel (SUSE-SU-2020:2122-1) | Nessus | SuSE Local Security Checks | critical |
| 139362 | SUSE SLES12 Security Update : kernel (SUSE-SU-2020:2121-1) | Nessus | SuSE Local Security Checks | critical |
| 139361 | SUSE SLES12 Security Update : kernel (SUSE-SU-2020:2119-1) | Nessus | SuSE Local Security Checks | critical |
| 139310 | SUSE SLED15 / SLES15 Security Update : kernel (SUSE-SU-2020:2107-1) | Nessus | SuSE Local Security Checks | critical |
| 139309 | SUSE SLES15 Security Update : kernel (SUSE-SU-2020:2106-1) | Nessus | SuSE Local Security Checks | critical |
| 139308 | SUSE SLED15 / SLES15 Security Update : kernel (SUSE-SU-2020:2105-1) | Nessus | SuSE Local Security Checks | medium |
| 139275 | Oracle Linux 8 : kernel (ELSA-2020-3218) | Nessus | Oracle Linux Local Security Checks | medium |
| 139191 | RHEL 8 : kernel (RHSA-2020:3228) | Nessus | Red Hat Local Security Checks | medium |
| 139188 | RHEL 8 : kernel (RHSA-2020:3218) | Nessus | Red Hat Local Security Checks | medium |
| 139187 | RHEL 8 : kernel (RHSA-2020:3222) | Nessus | Red Hat Local Security Checks | medium |
| 139183 | RHEL 8 : kernel-rt (RHSA-2020:3219) | Nessus | Red Hat Local Security Checks | medium |
| 139028 | Ubuntu 18.04 LTS : linux kernel vulnerabilities (USN-4440-1) | Nessus | Ubuntu Local Security Checks | medium |
| 139027 | Ubuntu 18.04 LTS : Linux kernel vulnerabilities (USN-4439-1) | Nessus | Ubuntu Local Security Checks | medium |
| 138835 | Ubuntu 16.04 LTS / 18.04 LTS : Linux kernel vulnerabilities (USN-4426-1) | Nessus | Ubuntu Local Security Checks | medium |
| 138834 | Ubuntu 18.04 LTS / 20.04 : Linux kernel vulnerabilities (USN-4425-1) | Nessus | Ubuntu Local Security Checks | medium |