HOMEVULNERABILITIESCVE-2016-20087
HIGH

CVE-2016-20087

CWE-428Published: June 19, 2026· Updated: Jun 23, 2026

7.8
CVSS v3.1

Official Description

Fortitude HTTP 1.0.4.0 contains an unquoted service path vulnerability that allows local users to execute arbitrary code with elevated privileges by exploiting the service binary path. Attackers can insert malicious executables in the system root path that execute with SYSTEM privileges during service startup or system reboot.

NVD Source

Technical Analysis

CVE-2016-20087 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 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.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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All References (4)

Quick Facts

CVE IDCVE-2016-20087
CVSS Score7.8 / 10
SeverityHIGH
WeaknessCWE-428
CISA KEVNo
PublishedJun 19, 2026

Related CVEs (CWE-428)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2016-20087 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.