CVE-2011-3426 - Cross-Site Scripting (XSS) vulnerability in Apple Iphone OS

Publication

2011-10-14

Last modification

2017-08-29

Summary

Cross-site scripting (XSS) vulnerability in Safari in Apple iOS before 5 allows remote web servers to inject arbitrary web script or HTML via a file accompanied by a "Content-Disposition: attachment" HTTP header.

Description

Apple iOS for iPhone, iPod touch, and iPad is prone to a cross-site scripting vulnerability because it fails to properly sanitize user-supplied input.An attacker may leverage this issue to execute arbitrary script code in the browser of an unsuspecting user in the context of another site. This may help the attacker steal cookie-based authentication credentials and launch other attacks. NOTE: This issue was previously discussed in BID 50086 (Apple iPhone/iPad/iPod touch Prior to iOS 5 Multiple Vulnerabilities) but has been given its own record to better document it.

Solution

Updates are available. Please see the references for details.

Exploit

To launch an attack, an attacker must trick a victim into following a malicious URI.

Classification

CWE-79 - Cross-Site Scripting (XSS)

Risk level (CVSS AV:N/AC:M/Au:N/C:N/I:P/A:N)

Medium

4.3

Access Vector

  • Network
  • Adjacent Network
  • Local

Access Complexity

  • Low
  • Medium
  • High

Authentication

  • None
  • Single
  • Multiple

Confident. Impact

  • Complete
  • Partial
  • None

Integrity Impact

  • Complete
  • Partial
  • None

Affected Products

Vendor Product Versions
Apple Iphone OS  3.1.2 , 3.0 , 4.1 , 3.2 , 4.2.5 , 4.3.0 , 3.1.3 , 4.3.1 , 3.1 , 4.0.1 , 4.2.8 , 4.3.3 , 4.3.5 , 3.2.1 , 4.2.1 , 3.2.2 , 4.3.2 , 4.0.2 , 4.0