Mozilla Firefox JavaScript engine code js_DeflateString code execution

firefox-js-deflatestring-code-execution (47408) The risk level is classified as HighHigh Risk

Description:

Mozilla Firefox could allow a remote attacker to execute arbitrary code on the system, caused by an unspecified memory corruption vulnerability related to the JavaScript engine js_DeflateString function. By persuading a victim to visit a malicious Web site, a remote attacker could exploit this vulnerability to corrupt memory and crash the browser or possibly execute arbitrary code on the system with the victim's privileges.

*CVSS:

Base Score: 9.3
  Access Vector: Network
  Access Complexity: Medium
  Authentication: None
  Confidentiality Impact: Complete
  Integrity Impact: Complete
  Availability Impact: Complete
 
Temporal Score: 7.3
  Exploitability: Proof-of-Concept
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Gain Access

Remedy:

Refer to MFSA 2008-60 for patch, upgrade or suggested workaround information. See References.

For other distributions:
Apply the appropriate update for your system. See References.

References:

  • Bugzilla@Mozilla - Bug 458679: (CVE-2008-5502) Crash [@ js_DeflateString].
  • MFSA 2008-60: Crashes with evidence of memory corruption (rv:1.9.0.5/1.8.1.19) .
  • NORTEL BULLETIN ID: 2009009505, Rev 1: Nortel Response to Sun Alert 256408 - Solaris 10 - Vulnerabilities in Firefox May Allow Execution of Arbitrary Code.
  • Sun Alert ID: 256408: Multiple Security Vulnerabilities in Firefox Versions Before 2.0.0.19 May Allow Execution of Arbitrary Code or Access to Unauthorized Data.
  • ASA-2008-506: firefox security update (RHSA-2008-1036)
  • ASA-2009-004: thunderbird security update (RHSA-2009-0002)
  • ASA-2009-007: seamonkey security update (RHSA-2008-1037)
  • ASA-2009-158: Multiple Security Vulnerabilities in Firefox Versions Before 2.0.0.19 May Allow Execution of Arbitrary Code or Access to unauthorized Data (Sun 256408)
  • BID-32882: Mozilla Firefox/Thunderbird/SeaMonkey Multiple Remote Vulnerabilities
  • CVE-2008-5502: The layout engine in Mozilla Firefox 3.x before 3.0.5, Thunderbird 2.x before 2.0.0.19, and SeaMonkey 1.x before 1.1.14 allows remote attackers to cause a denial of service (crash) via vectors that trigger memory corruption, related to the GetXMLEntity and FastAppendChar functions.
  • MDVSA-2008:245: firefox
  • RHSA-2008-1036: Critical: firefox security update
  • RHSA-2008-1037: Critical: seamonkey security update
  • RHSA-2009-0002: Moderate: thunderbird security update
  • SA33203: Mozilla Firefox 3 Multiple Vulnerabilities
  • SA34501: Sun Solaris Firefox Multiple Vulnerabilities
  • SECTRACK ID: 1021417: Mozilla Firefox Bugs in JavaScript Engine and Layout Engine May Let Remote Users Execute Arbitrary Code
  • SUSE-SA:2008:058: Mozilla Firefox security update
  • SUSE-SA:2009:002: Mozilla browser security problems
  • USN-690-1: Firefox and xulrunner vulnerabilities

Platforms Affected:

  • Canonical Ubuntu 8.04 LTS
  • Canonical Ubuntu 8.10
  • Mandriva Linux 2009.0 X86_64
  • Mandriva Linux 2009.0
  • Mozilla Firefox 3.0 Beta1
  • Mozilla Firefox 3.0 Beta4
  • Mozilla Firefox 3.0
  • Mozilla Firefox 3.0 Beta3
  • Mozilla Firefox 3.0 Beta5
  • Mozilla Firefox 3.0 Alpha
  • Mozilla Firefox 3.0 Beta2
  • Mozilla Firefox 3.0.1
  • Mozilla Firefox 3.0.2
  • Mozilla Firefox 3.0.3
  • Mozilla Firefox 3.0.4
  • Novell Linux Desktop 9
  • Novell Linux POS 9
  • Novell Open Enterprise Server
  • Novell OpenSUSE 10.3
  • Novell OpenSUSE 11.0
  • Novell SLE SDK 10 SP2
  • Novell SUSE Linux Enterprise 10 SP2 DEBUGINFO
  • Novell SUSE Linux Enterprise Desktop 10 SP2
  • Novell SUSE Linux Enterprise Server 10 SP2
  • RedHat Enterprise Linux 2.1 WS
  • RedHat Enterprise Linux 2.1 AS
  • RedHat Enterprise Linux 2.1 ES
  • RedHat Enterprise Linux 3 WS
  • RedHat Enterprise Linux 3 ES
  • RedHat Enterprise Linux 3 AS
  • RedHat Enterprise Linux 3 Desktop
  • RedHat Enterprise Linux 4 AS
  • RedHat Enterprise Linux 4 Desktop
  • RedHat Enterprise Linux 4 WS
  • RedHat Enterprise Linux 4 ES
  • RedHat Enterprise Linux 4.7.z AS
  • RedHat Enterprise Linux 5
  • RedHat Enterprise Linux 5 Client Workstation
  • RedHat Enterprise Linux 5 Client
  • RedHat Enterprise Linux 5.2.z EUS
  • RedHat Enterprise Linux Optional Productivity Applications 5 Server
  • RedHat Enterprise Linux Optional Productivity Applications 5.2.z EUS
  • RedHat Linux Advanced Workstation 2.1 Itanium
  • RedHat Red Hat Enterprise Linux 4.7.z ES
  • SUSE SuSE Linux 9.0
  • SuSE SuSE SLES 9

Reported:

Dec 16, 2008

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