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February 11, 2008
-- Affected Vendor:
-- Affected Products:
Reader 8.1.1 and earlier versions
Acrobat 8.1.1 and earlier versions
-- TippingPoint(TM) IPS Customer Protection:
TippingPoint IPS customers have been protected against this
vulnerability by Digital Vaccine protection filter ID 5941.
For further product information on the TippingPoint IPS:
-- Vulnerability Details:
This vulnerability allows remote attackers to execute arbitrary code on
vulnerable installations of Adobe Acrobat and Adobe Reader. User
interaction is required to exploit this vulnerability in that the
target must visit a malicious web address or open a malicious file..
within PDF documents. When the function printSepsWithParams() is called
with certain malicious parameter values an integer overflow can occur
resulting in a memory corruption. This may be subsequently leveraged to
execute arbitrary code under the privileges of the current user.
-- Vendor Response:
Adobe has issued an update to correct this vulnerability. More details
can be found at:
-- Disclosure Timeline:
2007.11.14 - Vulnerability reported to vendor
2008.02.11 - Coordinated public release of advisory
This vulnerability was discovered by an anonymous researcher.
-- 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:
The ZDI is unique in how the acquired vulnerability information is used.
3Com does not re-sell the vulnerability details or any exploit code.
Instead, upon notifying the affected product vendor, 3Com 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, 3Com provides this vulnerability
information confidentially to security vendors (including competitors)
who have a vulnerability protection or mitigation product.
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