Description
Stack-based buffer overflow in javaws.exe in Sun Java Web Start in JRE 5.0 Update 11 and earlier, and 6.0 Update 1 and earlier, allows remote attackers to execute arbitrary code via a long codebase attribute in a JNLP file.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 5 | java-1.5.0-ibm +6 | 1:1.5.0.5-1jpp.0.1.el5 | RHSA-2007:0829 |
| RHEL 4 | java-1.5.0-ibm +6 | 1:1.5.0.5-1jpp.2.el4 | RHSA-2007:0829 |
| RHEL 4 | java-1.5.0-sun +5 | 1.5.0.12-1jpp.2.el4 | RHSA-2007:0818 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 2
- Sun Java WebStart - JNLP Stack Buffer Overflow (PoC) EDB-4168 · dos · Jul 10, 2007 · verified
- Sun Java Runtime Environment 1.6 - Web Start '.JNLP' File Stack Buffer Overflow EDB-30284 · remote · Jul 9, 2007
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 2
- RHSA-2007:0829 Red Hat Security Advisory: java-1.5.0-ibm security update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2007:0818 Red Hat Security Advisory: java-1.5.0-sun security update Red Hat Security Advisories (RHSA) · Jun 29, 2026
References
- RHSA-2007:0818 vendor-advisory
- 37756 vdb-entry
- http://docs.info.apple.com/article.html?artnum=307177
- ADV-2007-2477 vdb-entry
- 26314 third-party-advisory
- 24832 vdb-entry
- 26369 third-party-advisory
- sun-java-jnlp-bo(35320) vdb-entry
- GLSA-200804-28 vendor-advisory
- 29858 third-party-advisory
- APPLE-SA-2007-12-14 vendor-advisory
- 25981 third-party-advisory
- 2874 third-party-advisory
- http://research.eeye.com/html/advisories/published/AD20070705.html
- 1018346 vdb-entry
- ADV-2007-4224 vdb-entry
- 20070711 SUN Java JNLP Overflow mailing-list
- 30780 third-party-advisory
- 20070709 EEYE: Sun Java WebStart JNLP Stack Buffer Overflow Vulnerability mailing-list
- 27266 third-party-advisory
- 102996 vendor-advisory
- SUSE-SA:2007:056 vendor-advisory
- oval:org.mitre.oval:def:11367 vdb-entry signature
- 28115 third-party-advisory
- 30284 exploit
- GLSA-200804-20 vendor-advisory
- GLSA-200806-11 vendor-advisory
- RHSA-2007:0829 vendor-advisory
- 20070711 SUN Java JNLP Overflow mailing-list