Memory Corruption Vulnerability in Internet Explorer and Microsoft Scripting Engines
CVE-2016-0189

7.5HIGH

Key Information:

Vendor

Microsoft

Vendor
CVE Published:
11 May 2016

Badges

πŸ‘Ύ Exploit Exists🟑 Public PoC🟣 EPSS 91%πŸ¦… CISA Reported

What is CVE-2016-0189?

This vulnerability allows remote attackers to execute arbitrary code or cause a denial of service through memory corruption in Microsoft JScript and VBScript engines. Affected systems such as Internet Explorer (versions 9 to 11) are susceptible to exploitation via specially crafted web pages, resulting in potential unauthorized access to system resources.

CISA has reported CVE-2016-0189

CISA provides regional cyber and physical services to support security and resilience across the United States. CISA monitor the most dangerious vulnerabilities and have identifed CVE-2016-0189 as being exploited but is not known by the CISA to be used in ransomware campaigns. This is subject to change at pace

The CISA's recommendation is: Apply updates per vendor instructions.

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Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

References

EPSS Score

91% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • πŸ¦…

    CISA Reported

  • 🟑

    Public PoC available

  • πŸ‘Ύ

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.