HIGH
CVE-2019-12177
CWE-427Published: June 3, 2019· Updated: Jun 17, 2026
7.8
CVSS v3.1
Official Description
Privilege escalation due to insecure directory permissions affecting ViveportDesktopService in HTC VIVEPORT before 1.0.0.36 allows local attackers to escalate privileges via DLL hijacking.
Technical Analysis
CVE-2019-12177 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
htc1 product(s)
viveport
Source: NVD CPE · 1 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
All References (6)
→
https://community.viveport.com/Vendor Advisory
→
https://huskersec.com/privilege-escalation-via-htc-viveport-desktop-c93471ff87c8Exploit · Third Party Advisory
→
https://community.viveport.com/Vendor Advisory
→
https://huskersec.com/privilege-escalation-via-htc-viveport-desktop-c93471ff87c8Exploit · Third Party Advisory
Quick Facts
CVE IDCVE-2019-12177
CVSS Score7.8 / 10
SeverityHIGH
WeaknessCWE-427
CISA KEVNo
Affected1 vendor(s)
PublishedJun 3, 2019
Related CVEs (CWE-427)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2019-12177 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.