National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2011-4692 Detail

Current Description

WebKit, as used in Apple Safari 5.1.1 and earlier and Google Chrome 15 and earlier, does not prevent capture of data about the time required for image loading, which makes it easier for remote attackers to determine whether an image exists in the browser cache via crafted JavaScript code, as demonstrated by visipisi.

Source:  MITRE
View Analysis Description

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 5.0 MEDIUM
Vector: (AV:N/AC:L/Au:N/C:P/I:N/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): None
Availability (A): None
Additional Information:
Allows unauthorized disclosure of information

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lcamtuf.coredump.cx/cachetime/ Exploit
http://oxplot.github.com/visipisi/visipisi.html Exploit
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14098

Technical Details

Vulnerability Type (View All)

  • Permissions, Privileges, and Access Control (CWE-264)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
5.1.1
 cpe:2.3:a:apple:webkit:*:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 2 ( hide )
 cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
15


Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2011-4692
NVD Published Date:
12/07/2011
NVD Last Modified:
09/18/2017