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Timing Attack Affecting org.bouncycastle:bcprov-ext-jdk15on Open this link in a new tab package, versions [,1.66)

0.0
medium

  • Attack Complexity

    Low

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  • snyk-id

    SNYK-JAVA-ORGBOUNCYCASTLE-1296076

  • published

    20 May 2021

  • disclosed

    20 May 2021

  • credit

    Unknown

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Introduced: 20 May 2021

CVE-2020-15522 Open this link in a new tab
CWE-208 Open this link in a new tab

How to fix?

Upgrade org.bouncycastle:bcprov-ext-jdk15on to version 1.66 or higher.

Overview

org.bouncycastle:bcprov-ext-jdk15on is a Java implementation of cryptographic algorithms.

Affected versions of this package are vulnerable to Timing Attack. A timing issue within the EC math library can expose information about the private key when an attacker is able to observe timing information for the generation of multiple deterministic ECDSA signatures.