full-disclosure-uk August 2008 archive
Main Archive Page > Month Archives  > full-disclosure-uk archives
full-disclosure-uk: [Full-disclosure] ZDI-08-050: Microsoft Inte

[Full-disclosure] ZDI-08-050: Microsoft Internet Explorer XHTML Rendering Memory Corruption Vulnerability

From: <zdi-disclosures_at_nospam>
Date: Tue Aug 12 2008 - 21:46:03 GMT
To: full-disclosure@lists.grok.org.uk, bugtraq@securityfocus.com


ZDI-08-050: Microsoft Internet Explorer XHTML Rendering Memory Corruption Vulnerability
http://www.zerodayinitiative.com/advisories/ZDI-08-050 August 12, 2008

  • CVE ID: CVE-2008-2257
  • Affected Vendors: Microsoft
  • Affected Products: Microsoft Internet Explorer 6 Microsoft Internet Explorer 7
  • Vulnerability Details: This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Microsoft Internet Explorer. User interaction is required to exploit this vulnerability in that the target must visit a malicious page.

The specific flaw exists in the handling of document objects. When an object is appended in a specific order, memory corruption occurs. Successful exploitation leads to remote compromise of the affected system under the credentials of the currently logged in user.

  • Vendor Response: Microsoft has issued an update to correct this vulnerability. More details can be found at:

http://www.microsoft.com/technet/security/bulletin/MS08-045.mspx

  • Disclosure Timeline: 2008-04-16 - Vulnerability reported to vendor 2008-08-12 - Coordinated public release of advisory
  • Credit: This vulnerability was discovered by:
    • Sam Thomas
  • About the Zero Day Initiative (ZDI): Established by TippingPoint, The Zero Day Initiative (ZDI) represents a best-of-breed model for rewarding security researchers for responsibly disclosing discovered vulnerabilities.

Researchers interested in getting paid for their security research through the ZDI can find more information and sign-up at:

    http://www.zerodayinitiative.com

The ZDI is unique in how the acquired vulnerability information is used. TippingPoint does not re-sell the vulnerability details or any exploit code. Instead, upon notifying the affected product vendor, TippingPoint provides its customers with zero day protection through its intrusion prevention technology. Explicit details regarding the specifics of the vulnerability are not exposed to any parties until an official vendor patch is publicly available. Furthermore, with the altruistic aim of helping to secure a broader user base, TippingPoint provides this vulnerability information confidentially to security vendors (including competitors) who have a vulnerability protection or mitigation product.

Our vulnerability disclosure policy is available online at:

    http://www.zerodayinitiative.com/advisories/disclosure_policy/

CONFIDENTIALITY NOTICE: This e-mail message, including any attachments, is being sent by 3Com for the sole use of the intended recipient(s) and may contain confidential, proprietary and/or privileged information. Any unauthorized review, use, disclosure and/or distribution by any recipient is prohibited. If you are not the intended recipient, please delete and/or destroy all copies of this message regardless of form and any included attachments and notify 3Com immediately by contacting the sender via reply e-mail or forwarding to 3Com at postmaster@3com.com.



Full-Disclosure - We believe in it.
Charter: http://lists.grok.org.uk/full-disclosure-charter.html Hosted and sponsored by Secunia - http://secunia.com/