Bug 2259780 (CVE-2024-23342) - CVE-2024-23342 python-ecdsa: vulnerable to the Minerva attack
Summary: CVE-2024-23342 python-ecdsa: vulnerable to the Minerva attack
Keywords:
Status: NEW
Alias: CVE-2024-23342
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2259781 2259782 2259783 2259784 2259785
Blocks: 2259788
TreeView+ depends on / blocked
 
Reported: 2024-01-23 07:03 UTC by Rohit Keshri
Modified: 2024-04-18 01:52 UTC (History)
37 users (show)

Fixed In Version:
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Doc Text:
A flaw was found in the `ecdsa` PyPI package, 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 may be vulnerable to the Minerva attack.
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System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2024:1878 0 None None None 2024-04-18 01:52:07 UTC

Description Rohit Keshri 2024-01-23 07:03:26 UTC 
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.

https://github.com/tlsfuzzer/python-ecdsa/blob/master/SECURITY.md
https://github.com/tlsfuzzer/python-ecdsa/security/advisories/GHSA-wj6h-64fc-37mp
https://minerva.crocs.fi.muni.cz/
https://securitypitfalls.wordpress.com/2018/08/03/constant-time-compare-in-python/
Comment 1 Rohit Keshri 2024-01-23 07:05:20 UTC 
Created python-ecdsa tracking bugs for this issue:

Affects: epel-all [bug 2259781]
Affects: fedora-all [bug 2259782]
Comment 5 errata-xmlrpc 2024-04-18 01:52:05 UTC 
This issue has been addressed in the following products:

  RHUI 4 for RHEL 8

Via RHSA-2024:1878 https://access.redhat.com/errata/RHSA-2024:1878
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