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JRE Timing Attack

Severity CVSS Published Added Modified
5 (AV:N/AC:L/Au:N/C:N/I:P/A:N) November 05, 2009 November 18, 2009 December 04, 2013

Available Exploits 

Description

The MessageDigest.isEqual function in the Java Runtime Environment (JRE) in Sun Java SE in JDK and JRE 5.0 before Update 22, JDK and JRE 6 before Update 17, SDK and JRE 1.3.x before 1.3.1_27 as well as SDK and JRE 1.4.x before 1.4.2_24 allows remote attackers to spoof HMAC-based digital signatures, and possibly bypass authentication, via unspecified vectors related to "timing attack vulnerabilities."

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References

Solution

  • Oracle JRE >= 1.6.0.0 and < 1.6.0.17

    Upgrade to Oracle Java version 1.6.0.17

    Upgrade your copy of the Java Runtime Environment to 1.6.0.17, which can be downloaded from here.

  • Oracle JRE >= 1.5.0.0 and < 1.5.0.22

    Upgrade to Oracle Java version 1.5.0.22

    Upgrade your copy of the Java Runtime Environment to 1.5.0.22, which can be downloaded from here.

  • Oracle JRE >= 1.4.0.0 and < 1.4.2.24

    Upgrade to Oracle Java version 1.4.2.24

    Upgrade your copy of the Java Runtime Environment to 1.4.2.24, which can be downloaded from here. Note that this version requires Oracle Java SE Support, otherwise it is recommended to upgrade to the latest public JRE.

  • Oracle JRE >= 1.3.0.0 and < 1.3.1.27

    Upgrade to Oracle Java version 1.3.1.27

    Upgrade your copy of the Java Runtime Environment to 1.3.1.27, which can be downloaded from here.

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