// For flags

CVE-2016-3289

Microsoft Internet Explorer CAnchor Use-After-Free Remote Code Execution Vulnerability

Severity Score

7.5
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Microsoft Internet Explorer 11 and Edge allow remote attackers to execute arbitrary code via a crafted web page, aka "Microsoft Browser Memory Corruption Vulnerability," a different vulnerability than CVE-2016-3322.

Microsoft Internet Explorer 11 y Edge permiten a atacantes remotos ejecutar código arbitrario a través de una página web manipulada, también conocida como "Microsoft Browser Memory Corruption Vulnerability", una vulnerabilidad diferente a CVE-2016-3322.

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Microsoft Internet Explorer. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.
The vulnerability relates to how Internet Explorer handles user text input on web pages. By manipulating a document's elements an attacker can force a CAnchor object in memory to be reused after it has been freed. An attacker can leverage this vulnerability to execute code under the context of the current process.

*Credits: Zheng Huang of Baidu XLab
CVSS Scores
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
High
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2016-03-15 CVE Reserved
  • 2016-08-09 CVE Published
  • 2024-08-05 CVE Updated
  • 2024-10-07 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Microsoft
Search vendor "Microsoft"
Edge
Search vendor "Microsoft" for product "Edge"
*-
Affected
Microsoft
Search vendor "Microsoft"
Internet Explorer
Search vendor "Microsoft" for product "Internet Explorer"
11
Search vendor "Microsoft" for product "Internet Explorer" and version "11"
-
Affected