5.5med

CVE-2017-85361 exploit

The Microsoft Malware Protection Engine running on Microsoft Forefront and Microsoft Defender on Microsoft Windows Server 2008 SP2 and R2 S…

Published 9 y ago · modified 4 mo ago · JSON

CVSS
5.5
v3.1 · NVD
CISA KEV
No
not known exploited
EPSS
16.8%
percentile 97%
Public exploits
1
Exploit-DB

Summary

The Microsoft Malware Protection Engine running on Microsoft Forefront and Microsoft Defender on Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016, Microsoft Exchange Server 2013 and 2016, does not properly scan a specially crafted file leading to denial of service. aka "Microsoft Malware Protection Engine Denial of Service Vulnerability", a different vulnerability than CVE-2017-8535, CVE-2017-8537, CVE-2017-8539, and CVE-2017-8542.

Exploit prediction (EPSS)

16.83% probability of exploitation in the next 30 days, higher than 97% of all scored CVEs.

Exploits and detections

  • EDB-42081 Microsoft MsMpEng - Multiple Crashes While Scanning Malformed Files · dos · 2017-05-29

CVSS scores

Assigned byVersionScoreVector
NVD3.15.5CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD2.04.3AV:N/AC:M/Au:N/C:N/I:N/A:P

Affected products

  • Microsoft Corporation Malware Protection Engine

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
  • CWE-369 Divide By Zero
  • CWE-476 NULL Pointer Dereference
  • CWE-674 Uncontrolled Recursion
Technology feeds
Microsoft Exchange (RSS, critical only)

References

Sources

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.