HIGH
CVE-2016-6593
CWE-426Published: January 8, 2020· Updated: Jun 17, 2026
7.8
CVSS v3.1
Official Description
A code-execution vulnerability exists during startup in jhi.dll and otpiha.dll in Symantec VIP Access Desktop before 2.2.2, which could let local malicious users execute arbitrary code.
Technical Analysis
CVE-2016-6593 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:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Vendors & Products
symantec1 product(s)
vip access desktop
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 (8)
→
http://packetstormsecurity.com/files/140098/Symantec-VIP-Access-Arbitrary-DLL-Execution.htmlExploit · Third Party Advisory · VDB Entry
→
http://www.securityfocus.com/archive/1/539889/100/0/threadedThird Party Advisory · VDB Entry
→
http://www.securityfocus.com/bid/94731Third Party Advisory · VDB Entry
→
https://support.symantec.com/us/en/article.symsa1388.htmlVendor Advisory
→
http://packetstormsecurity.com/files/140098/Symantec-VIP-Access-Arbitrary-DLL-Execution.htmlExploit · Third Party Advisory · VDB Entry
→
http://www.securityfocus.com/archive/1/539889/100/0/threadedThird Party Advisory · VDB Entry
→
http://www.securityfocus.com/bid/94731Third Party Advisory · VDB Entry
→
https://support.symantec.com/us/en/article.symsa1388.htmlVendor Advisory
Quick Facts
CVE IDCVE-2016-6593
CVSS Score7.8 / 10
SeverityHIGH
WeaknessCWE-426
CISA KEVNo
Affected1 vendor(s)
PublishedJan 8, 2020
Related CVEs (CWE-426)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2016-6593 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.