CVE-2020-24455

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Source
https://cve.org/CVERecord?id=CVE-2020-24455
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-24455.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2020-24455
Downstream
Related
Published
2021-02-26T03:15:12Z
Modified
2026-10-20T10:52:51Z
Severity
  • 6.7 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

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.

Database specific 
{
    "unresolved_ranges":  [
        {
            "cpes":  [
                "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*"
            ],
            "extracted_events":  [
                {
                    "range":  [
                        {
                            "introduced":  "34"
                        },
                        {
                            "last_affected":  "34"
                        }
                    ],
                    "source":  "CPE_STRING"
                }
            ],
            "vendor_product":  "fedoraproject:fedora"
        }
    ]
}
References

Affected packages

Git / github.com/tpm2-software/tpm2-tss

Affected ranges

Type
GIT
Repo
https://github.com/tpm2-software/tpm2-tss
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
14a0e029f9e6a507eaa8ece0b230a23ea8fa7dcb
Introduced
0eee5c42fd06bfb36d351cb9f13c1c06a59d678b
Fixed
f653b79868472ba7d3a9fa323ea8bce9137ea7d8
Database specific
Show details 
{
    "extracted_events":  [
        {
            "cpe":  "cpe:2.3:a:tpm2_software_stack_project:tpm2_software_stack:*:*:*:*:*:*:*:*",
            "range":  [
                {
                    "introduced":  "0"
                },
                {
                    "fixed":  "2.4.3"
                }
            ],
            "source":  "CPE_RANGE"
        },
        {
            "cpe":  "cpe:2.3:a:tpm2_software_stack_project:tpm2_software_stack:*:*:*:*:*:*:*:*",
            "range":  [
                {
                    "introduced":  "3.0.0"
                },
                {
                    "fixed":  "3.0.1"
                }
            ],
            "source":  "CPE_RANGE"
        },
        {
            "original_tag":  "2.4.3",
            "range":  [
                {
                    "fixed":  "14a0e029f9e6a507eaa8ece0b230a23ea8fa7dcb"
                }
            ],
            "source":  "REFERENCES_TAG"
        },
        {
            "original_tag":  "3.0.1",
            "range":  [
                {
                    "fixed":  "f653b79868472ba7d3a9fa323ea8bce9137ea7d8"
                }
            ],
            "source":  "REFERENCES_TAG"
        }
    ]
}

Affected versions

1.*
1.0
2.*
2.0.0
2.4.0
2.4.1
2.4.2
3.*
3.0.0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-24455.json"