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This CVE record has been updated after NVD enrichment efforts were completed. Enrichment data supplied by the NVD may require amendment due to these changes.
Description
Keylime does not enforce that the agent registrar data is the same when the tenant uses it for validation of the EK and identity quote and the verifier for validating the integrity quote. This allows an attacker to use one AK, EK pair from a real TPM to pass EK validation and give the verifier an AK of a software TPM. A successful attack breaks the entire chain of trust because a not validated AK is used by the verifier. This issue is worse if the validation happens first and then the agent gets added to the verifier because the timing is easier and the verifier does not validate the regcount entry being equal to 1,
Metrics
NVD enrichment efforts reference publicly available information to associate
vector strings. CVSS information contributed by other sources is also
displayed.
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CVE Modified by Red Hat, Inc.11/06/2023 10:41:43 PM
Action
Type
Old Value
New Value
Added
Reference
Red Hat, Inc. https://bugzilla.redhat.com/show_bug.cgi?id=2065024%2C [No types assigned]
Added
Reference
Red Hat, Inc. https://github.com/keylime/keylime/security/advisories/GHSA-jf66-3q76-h5p5%2C [No types assigned]
Added
Reference
Red Hat, Inc. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A7WAKVXM7L5D2DUACV6EHA6EJNAX2GVL/ [No types assigned]
Added
Reference
Red Hat, Inc. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RF6QHU4UGSBATC3HOOE7OP66CYVTR7CV/ [No types assigned]
Added
Reference
Red Hat, Inc. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WEW2PAXO5YGLDLPG45YV2OPLJXJSCECQ/ [No types assigned]
Removed
Reference
Red Hat, Inc. https://bugzilla.redhat.com/show_bug.cgi?id=2065024,
Removed
Reference
Red Hat, Inc. https://github.com/keylime/keylime/security/advisories/GHSA-jf66-3q76-h5p5,
Removed
Reference
Red Hat, Inc. https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/A7WAKVXM7L5D2DUACV6EHA6EJNAX2GVL/
Removed
Reference
Red Hat, Inc. https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RF6QHU4UGSBATC3HOOE7OP66CYVTR7CV/
Removed
Reference
Red Hat, Inc. https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WEW2PAXO5YGLDLPG45YV2OPLJXJSCECQ/
Initial Analysis by NIST5/16/2022 2:38:42 PM
Action
Type
Old Value
New Value
Added
CVSS V3.1
NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Added
CVSS V2
NIST (AV:N/AC:L/Au:N/C:P/I:P/A:N)
Added
CWE
NIST CWE-20
Added
CPE Configuration
OR
*cpe:2.3:a:keylime:keylime:*:*:*:*:*:*:*:* versions up to (excluding) 6.4.0
Added
CPE Configuration
OR
*cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
*cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
*cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
Changed
Reference Type
https://bugzilla.redhat.com/show_bug.cgi?id=2065024, No Types Assigned
https://bugzilla.redhat.com/show_bug.cgi?id=2065024, Broken Link
Changed
Reference Type
https://github.com/keylime/keylime/commit/bd5de712acdd77860e7dc58969181e16c7a8dc5d No Types Assigned
https://github.com/keylime/keylime/commit/bd5de712acdd77860e7dc58969181e16c7a8dc5d Patch, Third Party Advisory
Changed
Reference Type
https://github.com/keylime/keylime/security/advisories/GHSA-jf66-3q76-h5p5, No Types Assigned
https://github.com/keylime/keylime/security/advisories/GHSA-jf66-3q76-h5p5, Broken Link
Changed
Reference Type
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/A7WAKVXM7L5D2DUACV6EHA6EJNAX2GVL/ No Types Assigned
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/A7WAKVXM7L5D2DUACV6EHA6EJNAX2GVL/ Mailing List, Third Party Advisory
Changed
Reference Type
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RF6QHU4UGSBATC3HOOE7OP66CYVTR7CV/ No Types Assigned
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RF6QHU4UGSBATC3HOOE7OP66CYVTR7CV/ Mailing List, Third Party Advisory
Changed
Reference Type
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WEW2PAXO5YGLDLPG45YV2OPLJXJSCECQ/ No Types Assigned
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WEW2PAXO5YGLDLPG45YV2OPLJXJSCECQ/ Mailing List, Third Party Advisory
CVE Modified by Red Hat, Inc.5/13/2022 12:15:09 AM