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CVE-2020-15522

CVE-2020-15522

This page contains facts from public vulnerability sources. Check the original advisory before updating.

Bouncy Castle BC Java before 1.66, BC C# .NET before 1.8.7, BC-FJA before 1.0.1.2, 1.0.2.1, and BC-FNA before 1.0.1.1 have a timing issue within the EC math library that can expose information about the private key when an attacker is able to observe timing information for the generation of multiple deterministic ECDSA signatures.

CVSS 5.9 · Medium · EPSS 1.5% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • n/a

    Versions
    • n/a: Affected

    No fix published

  • bouncycastle Debian:12

    Affected ranges
    • ECOSYSTEM: < 1.68-1

    Update to 1.68-1

  • bouncycastle Debian:13

    Affected ranges
    • ECOSYSTEM: < 1.68-1

    Update to 1.68-1

  • bouncycastle Debian:14

    Affected ranges
    • ECOSYSTEM: < 1.68-1

    Update to 1.68-1

  • bouncycastle Ubuntu:Pro:16.04:LTS

    Versions
    • 1.49+dfsg-3ubuntu1
    • 1.51-4ubuntu1
    • 1.51-4ubuntu1+esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • bouncycastle Ubuntu:Pro:18.04:LTS

    Versions
    • 1.57-1
    • 1.58-1
    • 1.59-1
    • 1.59-1ubuntu0.1~esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • bouncycastle Ubuntu:Pro:20.04:LTS

    Versions
    • 1.61-1
    • 1.61-1ubuntu0.1~esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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