Description
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 are vulnerable to the Minerva attack. As of time of publication, no known patched version exists.
References (4)
Core 4
Core References
Exploit, Vendor Advisory x_refsource_confirm
https://github.com/tlsfuzzer/python-ecdsa/security/advisories/GHSA-wj6h-64fc-37mp
Product x_refsource_misc
https://github.com/tlsfuzzer/python-ecdsa/blob/master/SECURITY.md
Technical Description x_refsource_misc
https://minerva.crocs.fi.muni.cz/
Technical Description x_refsource_misc
https://securitypitfalls.wordpress.com/2018/08/03/constant-time-compare-in-python/
Scores
CVSS v3
7.4
EPSS
0.0098
EPSS Percentile
57.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
total
Details
CWE
CWE-385
CWE-208
CWE-203
Status
published
Products (2)
pypi/ecdsa
0PyPI
tlsfuzzer/ecdsa
< 0.18.0
Published
Jan 23, 2024
Tracked Since
Feb 18, 2026