Memory Corruption Vulnerability in Microsoft Office Products
CVE-2016-3357

7.8HIGH

Key Information:

Vendor

Microsoft
Status
Sharepoint Foundation
Office
Word For Mac
Office Web Apps
Vendor
CVE Published:
14 September 2016

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 32%

What is CVE-2016-3357?

A memory corruption vulnerability exists in multiple versions of Microsoft Office, allowing remote attackers to execute arbitrary code by exploiting crafted documents. This flaw may lead to unauthorized actions by the attacker, potentially compromising the integrity of user systems or sensitive data. Users of affected Office products should ensure they apply security updates to mitigate the risks associated with this vulnerability.

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.

CVE-2016-3357 - Proof of Concept

References

http://www.securityfocus.com/bid/92786
vdb-entryx_refsource_BID
http://www.securitytracker.com/id/1036785
vdb-entryx_refsource_SECTRACK
https://www.exploit-db.com/exploits/40406/
exploitx_refsource_EXPLOIT-DB

EPSS Score

32% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.