CVE-2022-47630

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Summary

CVECVE-2022-47630
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2023-01-16 16:15:10 UTC
Updated2026-06-05 20:04:27 UTC
DescriptionTrusted Firmware-A through 2.8 has an out-of-bounds read in the X.509 parser for parsing boot certificates. This affects downstream use of get_ext and auth_nvctr. Attackers might be able to trigger dangerous read side effects or obtain sensitive information about microarchitectural state.

Risk And Classification

Primary CVSS: v3.1 7.4 HIGH from [email protected]

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

EPSS: 0.005790000 probability, percentile 0.693450000 (date 2026-06-11)

Problem Types: CWE-125 | n/a | CWE-125 CWE-125 Out-of-bounds Read

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary7.4HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H
3.1ADPDECLARED7.4HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary7.4HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
High

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Trustedfirmware Trusted Firmware-a All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
oss-security - CVE-2022-47630 Trusted Firmware-A - Out-of-bounds read in X.509 parser af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Patch, Third Party Advisory
8.10. Advisory TFV-10 (CVE-2022-47630) — Trusted Firmware-A documentation af854a3a-2127-422b-91ae-364da2661108 trustedfirmware-a.readthedocs.io Patch, Vendor Advisory
News - Trusted Firmware af854a3a-2127-422b-91ae-364da2661108 www.trustedfirmware.org Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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