Intel/AIKIDO-2024-10250
s2n-tls
AIKIDO-2024-10250
s2n-tls is vulnerable to Observable Timing Discrepancy
Observable Timing Discrepancy Pre-CVE Published Sep 11, 2024
Found by Aikido Intel before public disclosure or CVE publication.
25
Low Risk
This Affects:
s2n-tls1.0.0 - 1.5.1
Fixed in 1.5.2Are you affected? Scan for Free
TL;DR
Affected versions of the package are vulnerable to observable timing discrepancies. The use of the memcmp function increases the risk of side-channel attacks. While there is no evidence suggesting the risk is exploitable, given the security sensitivity of this library, it is safer to address it.
Who does this affect?
You are affected if you are using a version that falls within the vulnerable range.
Background info
s2n-tls is vulnerable to Observable Timing Discrepancy in versions 1.0.0 - 1.5.1.
How to fix this
Upgrade the s2n-tls library to the patch version.
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