CVE-2009-3875

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 allows remote attackers to spoof HMAC-based digital signatures, and possibly bypass authentication, via unspecified vectors related to "timing attack vulnerabilities," aka Bug Id 6863503.

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 1.63% Top 20%
Vendor Advisory marc.info Vendor Advisory marc.info Vendor Advisory marc.info Vendor Advisory gentoo.org Vendor Advisory redhat.com Vendor Advisory apple.com Vendor Advisory opensuse.org Vendor Advisory apple.com Vendor Advisory mandriva.com Vendor Advisory sun.com Vendor Advisory secunia.com Vendor Advisory vupen.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://marc.info/?l=bugtraq&m=126566824131534&w=2 vendor advisory
http://www.securityfocus.com/bid/36881 vdb entry
http://support.apple.com/kb/HT3970
http://marc.info/?l=bugtraq&m=134254866602253&w=2 vendor advisory
http://support.apple.com/kb/HT3969
http://marc.info/?l=bugtraq&m=131593453929393&w=2 vendor advisory
http://security.gentoo.org/glsa/glsa-200911-02.xml vendor advisory
http://www.redhat.com/support/errata/RHSA-2009-1694.html vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12112 vdb entry signature
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7549 vdb entry signature
http://lists.apple.com/archives/security-announce/2009/Dec/msg00000.html vendor advisory
http://secunia.com/advisories/37231 third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2009-11/msg00010.html vendor advisory
http://www.vupen.com/english/advisories/2009/3131 vdb entry vendor advisory
http://lists.apple.com/archives/security-announce/2009/Dec/msg00001.html vendor advisory
http://secunia.com/advisories/37581 third party advisory
http://www.oracle.com/technetwork/topics/security/cpujan2010-084891.html
http://java.sun.com/javase/6/webnotes/6u17.html
http://secunia.com/advisories/37841 third party advisory
http://secunia.com/advisories/37239 third party advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11847 vdb entry signature
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7913 vdb entry signature
http://www.mandriva.com/security/advisories?name=MDVSA-2010:084 vendor advisory
http://secunia.com/advisories/37386 third party advisory
http://sunsolve.sun.com/search/document.do?assetkey=1-66-270475-1 patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2009-3875?
CVE-2009-3875 has been scored as a medium severity vulnerability.
How to fix CVE-2009-3875?
To fix CVE-2009-3875, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2009-3875 being actively exploited in the wild?
It is possible that CVE-2009-3875 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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