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TITLE:
Apple Safari Cache Objects History Enumeration Weakness

SECUNIA ADVISORY ID:
SA47319

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/47319/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=47319

RELEASE DATE:
2011-12-20

DISCUSS ADVISORY:
http://secunia.com/advisories/47319/#comments

AVAILABLE ON SITE AND IN CUSTOMER AREA:
 * Last Update
 * Popularity
 * Comments
 * Criticality Level
 * Impact
 * Where
 * Solution Status
 * Operating System / Software
 * CVE Reference(s)

http://secunia.com/advisories/47319/

ONLY AVAILABLE IN CUSTOMER AREA:
 * Authentication Level
 * Report Reliability
 * Secunia PoC
 * Secunia Analysis
 * Systems Affected
 * Approve Distribution
 * Remediation Status
 * Secunia CVSS Score
 * CVSS

https://ca.secunia.com/?page=viewadvisory&vuln_id=47319

ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
 * AUTOMATED SCANNING

http://secunia.com/vulnerability_scanning/personal/
http://secunia.com/vulnerability_scanning/corporate/wsus_sccm_3rd_third_party_patching/

DESCRIPTION:
A weakness has been discovered in Apple Safari, which can be
exploited by malicious people to disclose sensitive information.

The weakness is caused due to an error when handling cache objects
and can be exploited to enumerate visited sites.

The weakness is confirmed in version 5.1.2. Other versions may also
be affected.

SOLUTION:
There's currently no known effective workaround.

PROVIDED AND/OR DISCOVERED BY:
Originally discussed by Edward W. Felten and Michael A. Schneider,
Princeton University.

Additional information and proof provided by Michal Zalewski and
mansour.

ORIGINAL ADVISORY:
Edward W. Felten and Michael A. Schneider:
http://sip.cs.princeton.edu/pub/webtiming.pdf

Michal Zalewski:
http://lcamtuf.coredump.cx/cachetime/

mansour:
http://oxplot.github.com/visipisi/visipisi.html

OTHER REFERENCES:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

DEEP LINKS:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED DESCRIPTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED SOLUTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXPLOIT:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

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About:
This Advisory was delivered by Secunia as a free service to help
private users keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/advisories/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/advisories/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

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