OpenJDK IcedTea plugin JNLP SecurityManager code execution

icedtea-jnlp-code-execution (64893) The risk level is classified as HighHigh Risk

Description:

The OpenJDK IcedTea plugin could allow a remote attacker to execute arbitrary code on the system, caused by an error in the JNLPSecurityManager. A remote attacker could exploit this vulnerability using a malicious applet or JNLP application to create instances of ClassLoader and execute arbitrary code on the system.

*CVSS:

Base Score: 7.5
  Access Vector: Network
  Access Complexity: Low
  Authentication: None
  Confidentiality Impact: Partial
  Integrity Impact: Partial
  Availability Impact: Partial
 
Temporal Score: 5.5
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Gain Access

Remedy:

Apply the appropriate update for your system. See References.

References:

  • GNU/Andrew┐s Blog: [SECURITY] IcedTea6 1.7.7, 1.8.4, 1.9.4 Released!.
  • OpenJDK Web site: OpenJDK.
  • Red Hat Bugzilla Bug 663680: CVE-2010-4351 IcedTea jnlp security manager bypass.
  • ZDI-11-014: Red Hat OpenJDK IcedTea6 ClassLoader Remote Code Execution Vulnerability.
  • ZDI-11-014: Red Hat OpenJDK IcedTea6 ClassLoader Remote Code Execution Vulnerability.
  • ZDI-11-014: Red Hat OpenJDK IcedTea6 ClassLoader Remote Code Execution Vulnerability.
  • ZDI-11-014: Red Hat OpenJDK IcedTea6 ClassLoader Remote Code Execution Vulnerability.
  • BID-45894: OpenJDK 'IcedTea' plugin JNLPSecurityManager Remote Code Execution Vulnerability
  • CVE-2010-4351: The JNLP SecurityManager in IcedTea (IcedTea.so) 1.7 before 1.7.7, 1.8 before 1.8.4, and 1.9 before 1.9.4 for Java OpenJDK returns from the checkPermission method instead of throwing an exception in certain circumstances, which might allow context-dependent attackers to bypass the intended security policy by creating instances of ClassLoader.
  • DSA-2224: openjdk-6 -- several vulnerabilities
  • OSVDB ID: 70605: OpenJDK IcedTea JNLP SecurityManager checkPermission Method Exception Bypass
  • RHSA-2011-0176: Moderate: java-1.6.0-openjdk security update

Platforms Affected:

  • RedHat Enterprise Linux 5
  • RedHat Enterprise Linux 5 Client
  • RedHat Enterprise Linux EUS 5.6.z
  • RedHat Enterprise Linux Long Life 5.6
  • RedHat Icedtea 1.7
  • RedHat Icedtea 1.7.1
  • RedHat Icedtea 1.7.2
  • RedHat Icedtea 1.7.3
  • RedHat Icedtea 1.7.4
  • RedHat Icedtea 1.7.5
  • RedHat Icedtea 1.7.6
  • RedHat Icedtea 1.8
  • RedHat Icedtea 1.8.1
  • RedHat Icedtea 1.8.2
  • RedHat Icedtea 1.8.3
  • RedHat Icedtea 1.9
  • RedHat Icedtea 1.9.1
  • RedHat Icedtea 1.9.2
  • RedHat Icedtea 1.9.3

Reported:

Dec 16, 2010

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