56786 : Sun Java JDK / JRE Pack200 JAR File Decoding Inner Class Count Overflow
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Timeline

Disclosure Date
2009-08-04

Time to Patch
111 days

Description

<em style='font-weight:bold;'>(Description Provided by <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=2009-2675" target="_blank">CVE</a>)</em> : Integer overflow in the unpack200 utility in Sun Java Runtime Environment (JRE) in JDK and JRE 6 before Update 15, and JDK and JRE 5.0 before Update 20, allows context-dependent attackers to gain privileges via unspecified length fields in the header of a Pack200-compressed JAR file, which leads to a heap-based buffer overflow during decompression.

Classification

Location: Remote / Network Access, Context Dependent
Attack Type: Input Manipulation
Impact: Loss of Integrity
Solution: Upgrade
Exploit: Exploit Private
Disclosure: Vendor Verified, Coordinated Disclosure

Solution

Upgrade JDK / JRE to version 5.0 Update 20, 6 Update 15 or higher, and Java SE for Business SDK and JRE to 1.4.2_22 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Unknown or Incomplete

References

Tools & Filters

	40495

Credit

CVSSv2 Score

CVSSv2 Base Score = 10.0
Source: nvd.nist.gov | Generated: 2009-10-22 | Disagree? | There are 1 more: View All

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