CVE-2024-1543

AES T-Table sub-cache-line leakage

Published Aug 29, 2024 CVSS 3.1 · 4.1 Medium EPSS < 1% KEV · Not listed
Description
The side-channel protected T-Table implementation in wolfSSL up to version 5.6.5 protects against a side-channel attacker with cache-line resolution. In a controlled environment such as Intel SGX, an attacker can gain a per instruction sub-cache-line resolution allowing them to break the cache-line-level protection. For details on the attack refer to: https://doi.org/10.46586/tches.v2024.i1.457-500

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2024-17290 The side-channel protected T-Table implementation in wolfSSL up to version 5.6.5 protects against a side-channel attacker with cache-line resolution. In a controlled environment such as Intel SGX, an attacker can gain a per instruction sub-cache-line resolution allowing them to break the cache-line-level protection. For details on the attack refer to: https://doi.org/10.46586/tches.v2024.i1.457-500
History
Type Values Removed Values Added
First Time appeared Wolfssl wolfssl
Weaknesses CWE-203
CPEs cpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:*
Vendors & Products Wolfssl wolfssl
Type Values Removed Values Added
First Time appeared Wolfssl
Wolfssl wolfcrypt
CPEs cpe:2.3:a:wolfssl:wolfcrypt:*:*:*:*:*:*:*:*
Vendors & Products Wolfssl
Wolfssl wolfcrypt
Metrics ssvc

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

Type Values Removed Values Added
Description The side-channel protected T-Table implementation in wolfSSL up to version 5.6.5 protects against a side-channel attacker with cache-line resolution. In a controlled environment such as Intel SGX, an attacker can gain a per instruction sub-cache-line resolution allowing them to break the cache-line-level protection. For details on the attack refer to: https://doi.org/10.46586/tches.v2024.i1.457-500
Title AES T-Table sub-cache-line leakage
Weaknesses CWE-208
References
Metrics cvssV3_1

{'score': 4.1, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
wolfSSL
Published
Updated
Aug 30, 2024, 2:19 PM
Reserved
Feb 15, 2024, 5:34 PM
Status
Analyzed
Published
Aug 29, 2024, 11:15 PM
Modified
Jun 17, 2026, 7:04 AM