First published: Sun Feb 11 2024(Updated: )
In Rhonabwy through 1.1.13, HMAC signature verification uses a strcmp function that is vulnerable to side-channel attacks, because it stops the comparison when the first difference is spotted in the two signatures. (The fix uses gnutls_memcmp, which has constant-time execution.)
Credit: cve@mitre.org
Affected Software | Affected Version | How to fix |
---|---|---|
Rhonabwy Project Rhonabwy | <=1.1.3 | |
Debian Debian Linux | =11.0 | |
Debian Debian Linux | =12.0 |
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