CVE-2024-1543

AES T-Table sub-cache-line leakage

State
Published
Severity
4.1 Medium
Published
Aug 29, 2024
Updated
Aug 30, 2024
Reserved
Feb 15, 2024

Read the record on cve.org

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

Scores

CVSSScoreVectorSource
3.14.1 MediumCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:NwolfSSL

Weaknesses

  • CWE-208 Observable Timing Discrepancy

Affected Products

ProductVersions
wolfSSLwolfSSL
  • 5.6.5 and earlierAffected

References

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