Buffer overflow in Microsoft Endpoint Protection
CVE-2017-8535
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-2017-8536, CVE-2017-8537, CVE-2017-8539, and CVE-2017-8542.
Vulnerability class: Buffer Overflow
EPSS: 0.168 (96.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
Affected products
- Microsoft Endpoint_protection
- Microsoft Exchange_server — versions 2013, 2016
- Microsoft Forefront_endpoint_protection — versions 2010
- Microsoft Security_essentials
- Microsoft System_center_endpoint_protection
- Microsoft Windows_10 — versions 1511, 1607, 1703
- Microsoft Windows_7
- Microsoft Windows_8.1
- Microsoft Windows_defender
- Microsoft Windows_intune_endpoint_protection
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secure@microsoft.com (VDB Entry, Third Party Advisory, exploit, x_refsource_EXPLOIT-DB)
- secure@microsoft.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- secure@microsoft.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
- secure@microsoft.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
Frequently asked questions
- What is CVE-2017-8535?
- CVE-2017-8535 is a medium-severity vulnerability in Microsoft Endpoint Protection, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.5/10. Published 2017-05-26.
- How severe is CVE-2017-8535?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2017-8535 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.