What’s Vulnerable › Vulnerabilities
CVE-2024-1543: AES T-Table sub-cache-line leakage
- Severity: medium (CVSS 5.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2024-08-29 · updated 2026-06-17
- Weakness: CWE-208
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
Affected products
- wolfSSL: before 5.6.6 — fixed in 5.6.6
How to fix
Upgrade to a fixed version: wolfSSL 5.6.6. Check the vendor advisory for mitigations.
References
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