HOMEVULNERABILITIESCVE-2016-4329
MEDIUM

CVE-2016-4329

CWE-20Published: January 6, 2017· Updated: Jun 17, 2026

5.5
CVSS v3.1

Official Description

A local denial of service vulnerability exists in window broadcast message handling functionality of Kaspersky Anti-Virus software. Sending certain unhandled window messages, an attacker can cause application termination and in the same way bypass KAV self-protection mechanism.

NVD Source

Technical Analysis

CVE-2016-4329 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 5.5.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected Vendors & Products

kaspersky3 product(s)
anti-virusinternet securitytotal security
Source: NVD CPE · 3 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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Official Patches & Advisories

All References (6)

http://www.talosintelligence.com/reports/TALOS-2016-0175/Exploit · Technical Description · Third Party Advisory · VDB Entry
http://www.securityfocus.com/bid/92771/infoThird Party Advisory · VDB Entry
http://www.talosintelligence.com/reports/TALOS-2016-0175/Exploit · Technical Description · Third Party Advisory · VDB Entry

Quick Facts

CVE IDCVE-2016-4329
CVSS Score5.5 / 10
SeverityMEDIUM
WeaknessCWE-20
CISA KEVNo
Affected1 vendor(s)
PublishedJan 6, 2017

Related CVEs (CWE-20)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2016-4329 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.