CVE-2023-41097

Potential Timing vulnerability in CBC PKCS7 padding calculations

Published Dec 21, 2023 CVSS 3.1 · 4.6 Medium EPSS < 1% KEV · Not listed
Description
An Observable Timing Discrepancy, Covert Timing Channel vulnerability in Silabs GSDK on ARM potentially allows Padding Oracle Crypto Attack on CBC PKCS7.This issue affects GSDK: through 4.4.0.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-45617 An Observable Timing Discrepancy, Covert Timing Channel vulnerability in Silabs GSDK on ARM potentially allows Padding Oracle Crypto Attack on CBC PKCS7.This issue affects GSDK: through 4.4.0.
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Weaknesses CWE-385
Type Values Removed Values Added
Description An Observable Timing Discrepancy, Covert Timing Channel vulnerability in Silabs GSDK on ARM potentially allows Padding Oracle Crypto Attack on CBC PKCS7.This issue affects GSDK: through 4.4.0. An Observable Timing Discrepancy, Covert Timing Channel vulnerability in Silabs GSDK on ARM potentially allows Padding Oracle Crypto Attack on CBC PKCS7.This issue affects GSDK: through 4.4.0.
Weaknesses CWE-327
Weaknesses

Sources

Status
PUBLISHED
Assigner
Silabs
Published
Updated
Apr 23, 2025, 4:23 PM
Reserved
Aug 23, 2023, 4:17 AM
Status
Modified
Published
Dec 21, 2023, 9:15 PM
Modified
Jun 17, 2026, 6:20 AM