Back to search

JRE HMAC Digest Flaw

Severity CVSS Published Added Modified
5 (AV:N/AC:L/Au:N/C:N/I:P/A:N) November 05, 2009 December 18, 2009 July 16, 2012

Available Exploits 

Description

The MessageDigest.isEqual function in 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, and SDK and JRE 1.4.x before 1.4.2_24 are vulnerable to a forgery of HMAC-based digital signatures. This could potentially allows remote attacker to spoof signatures and possibly bypass authentication.

Free Nexpose Download

Discover, prioritize, and remediate security risks today!

 Download now

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.

Related Vulnerabilities