CVE-2020-24455

Description

Missing initialization of a variable in the TPM2 source may allow a privileged user to potentially enable an escalation of privilege via local access. This affects tpm2-tss before 3.0.1 and before 2.4.3.

Category

6.7
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.10%
Vendor Advisory fedoraproject.org Vendor Advisory gentoo.org
Affected: n/a TPM2 source
Published at:
Updated at:

References

Link Tags
https://bugzilla.redhat.com/show_bug.cgi?id=1902167 issue tracking third party advisory patch
https://github.com/tpm2-software/tpm2-tss/releases/tag/2.4.3 third party advisory release notes
https://github.com/tpm2-software/tpm2-tss/releases/tag/3.0.1 third party advisory release notes
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7KPOENCMJU4DMT3BDNUBRK25B3DJ47UO/ vendor advisory
https://security.gentoo.org/glsa/202107-10 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-24455?
CVE-2020-24455 has been scored as a medium severity vulnerability.
How to fix CVE-2020-24455?
To fix CVE-2020-24455, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-24455 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-24455 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-24455?
CVE-2020-24455 affects n/a TPM2 source.
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