Note: This is an archival copy of Security Sun Alert 247566 as previously published on
Latest version of this security advisory is available from as Sun Alert 1019851.1.
Article ID : 1019851.1
Article Type : Sun Alerts (SURE)
Last reviewed : 2010-05-20
Audience : PUBLIC
Copyright Notice: Copyright © 2010, Oracle Corporation and/or its affiliates.

Buffer Overflow Vulnerabilities in Sun Java Wireless Toolkit for CLDC may Allow an Application to Escalate Privileges


Release Phase

Bug Id

Sun Java Wireless Toolkit for CLDC 2.5.2

Date of Resolved Release

Buffer overflow vulnerabilities in Sun Java Wireless Toolkit (WTK) for CLDC may allow an application to escalate privileges:

1. Impact

Two buffer overflow vulnerabilities in the Sun Java Wireless Toolkit (WTK) for CLDC (Connected Limited Device Configuration) may separately allow a malicious program to execute arbitrary code on the system running WTK with the privileges of the WTK process. For a malicious program to exploit these vulnerabilities, it would have to be downloaded and executed in the WTK.

2. Contributing Factors

These issues can occur in the following releases:
  • Sun Java Wireless Toolkit for CLDC 2.5.2 or earlier
3. Symptoms

There are no symptoms that would indicate the described issues have occurred.

4. Workaround

There are no workarounds for these issues. Please see the Resolution section below.

5. Resolution

These issues are addressed in the following releases:
  • Sun Java Wireless Toolkit for CLDC 2.5.2_01 or later
Sun Java Wireless Toolkit for CLDC is available at:

For more information on Security Sun Alerts, see 1009886.1.

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