HOMEVULNERABILITIESCVE-2018-0649
HIGH

CVE-2018-0649

CWE-426Published: September 7, 2018· Updated: Jun 17, 2026

7.8
CVSS v3.1

Official Description

Untrusted search path vulnerability in the installers of multiple Canon IT Solutions Inc. software programs (ESET Smart Security Premium, ESET Internet Security, ESET Smart Security, ESET NOD32 Antivirus, DESlock+ Pro, and CompuSec (all programs except packaged ones)) allows an attacker to gain privileges via a Trojan horse DLL in an unspecified directory.

NVD Source

Technical Analysis

CVE-2018-0649 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Vendors & Products

eset6 product(s)
compusecdeslock\+ prointernet securitynod32 antivirussmart securitysmart security premium
Source: NVD CPE · 6 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttp://jvn.jp/en/jp/JVN41452671/index.html
ADVISORYhttps://eset-support.canon-its.jp/faq/show/10720?site_domain=default
ADVISORYhttp://jvn.jp/en/jp/JVN41452671/index.html
ADVISORYhttps://eset-support.canon-its.jp/faq/show/10720?site_domain=default

All References (4)

→
http://jvn.jp/en/jp/JVN41452671/index.htmlThird Party Advisory · VDB Entry
→
https://eset-support.canon-its.jp/faq/show/10720?site_domain=defaultMitigation · Vendor Advisory
→
http://jvn.jp/en/jp/JVN41452671/index.htmlThird Party Advisory · VDB Entry
→
https://eset-support.canon-its.jp/faq/show/10720?site_domain=defaultMitigation · Vendor Advisory

Quick Facts

CVE IDCVE-2018-0649
CVSS Score7.8 / 10
SeverityHIGH
WeaknessCWE-426
CISA KEVNo
Affected1 vendor(s)
PublishedSep 7, 2018

Related CVEs (CWE-426)

CVE-2023-26036
9.8
CVE-2024-35260
9.8
CVE-2020-15801
9.8
CVE-2022-3734
9.8
CVE-2011-4125
9.8
CVE-2026-45772
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2018-0649 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.
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