What is CVE-2019-20908?

CVE-2019-20908 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.7 out of 10. CVE-2019-20908 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2019-20908?

CVE-2019-20908 has a CVSS score of 6.7 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2019-20908?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2019-20908 patch availability.

Is CVE-2019-20908 actively exploited?

CVE-2019-20908 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2019-20908

Medium

An issue was discovered in drivers/firmware/efi/efi.c in the Linux kernel before 5.4. Incorrect access permissions for the efivar_ssdt ACPI variable could be used by attackers to bypass lockdown or secure boot restrictions, aka CID-1957a85b0032.

Package Linux Kernel

Published 2020-07-15

Last modified 2024-11-21

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

6.7

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

References

13 total

Kernel.org
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4

Release Notes Vendor Advisory
Kernel Git
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1957a85b0032a81e6482ca4aab883643b8dae06e

Patch Vendor Advisory
Git
https://git.zx2c4.com/american-unsigned-language/tree/american-unsigned-language.sh

Patch Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.html

Mailing List Third Party Advisory
Openwall
http://www.openwall.com/lists/oss-security/2020/07/20/6

Mailing List Third Party Advisory

Showing 5 of 13 references View all on NVD

Details

CVE ID CVE-2019-20908

Severity Medium

CVSS score 6.7 / 10

CVSS version 3.1

Published 2020-07-15

Modified 2024-11-21

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2019-20908?

CVE-2019-20908 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.7 out of 10 . CVE-2019-20908 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2019-20908?

CVE-2019-20908 has a CVSS score of 6.7 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2019-20908?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2019-20908 patch availability.
Is CVE-2019-20908 actively exploited?

No. CVE-2019-20908 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.