Vulnerability CVE-2011-0257
Published: 2011-08-15   Modified: 2012-02-13

Description:
Integer signedness error in Apple QuickTime before 7.7 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted PnSize opcode in a PICT file that triggers a stack-based buffer overflow.

See advisories in our WLB2 database:
Topic
Author
Date
High
Apple QuickTime PICT PnSize Buffer Overflow
Matt \"j00r...
05.09.2011

Type:

CWE-189

 (Numeric Errors)

CVSS2 => (AV:N/AC:M/Au:N/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
9.3/10
10/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Apple -> Quicktime 

 References:
http://zerodayinitiative.com/advisories/ZDI-11-252/
http://www.exploit-db.com/exploits/17777
http://support.apple.com/kb/HT4826
http://securityreason.com/securityalert/8365
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