CVE-2024-23342: Covert Timing Channel
(updated )
The ecdsa PyPI package is a pure Python implementation of ECC (Elliptic Curve Cryptography) with support for ECDSA (Elliptic Curve Digital Signature Algorithm), EdDSA (Edwards-curve Digital Signature Algorithm) and ECDH (Elliptic Curve Diffie-Hellman). Versions 0.18.0 and prior is vulnerable to the Minerva attack. As of time of publication, no known patched version exists.
References
- github.com/advisories/GHSA-wj6h-64fc-37mp
- github.com/tlsfuzzer/python-ecdsa/blob/master/SECURITY.md
- github.com/tlsfuzzer/python-ecdsa/security/advisories/GHSA-wj6h-64fc-37mp
- minerva.crocs.fi.muni.cz/
- nvd.nist.gov/vuln/detail/CVE-2024-23342
- securitypitfalls.wordpress.com/2018/08/03/constant-time-compare-in-python/
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