Vulnerability in Tpm2 Software Stack Project
CVE-2020-24455
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.
EPSS: 0.006 (44.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Tpm2_software_stack_project Tpm2_software_stack
- Fedoraproject Fedora — versions 34
- N/a Tpm2 Source — versions before 3.01, before 2.4.3
Weakness classification (CWE)
References
- secure@intel.com (x_refsource_CONFIRM, Patch, Third Party Advisory, Issue Tracking)
- secure@intel.com (x_refsource_CONFIRM, Third Party Advisory, Release Notes)
- secure@intel.com (x_refsource_CONFIRM, Third Party Advisory, Release Notes)
- secure@intel.com (x_refsource_FEDORA, vendor-advisory)
- secure@intel.com (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
Frequently asked questions
- What is CVE-2020-24455?
- CVE-2020-24455 is a medium-severity vulnerability in Tpm2 Software Stack Project, classified under CWE-909. CVSS score: 6.7/10. Published 2021-02-26.
- How severe is CVE-2020-24455?
- Medium severity. CVSS v3 base score is 6.7 out of 10.