HOMEVULNERABILITIESCVE-2016-6592
HIGH

CVE-2016-6592

CWE-427Published: January 14, 2020· Updated: Jun 17, 2026

7.8
CVSS v3.1

Official Description

A vulnerability was found in Symantec Norton Download Manager versions prior to 5.6. A remote user can create a specially crafted DLL file that, when placed on the target user's system, will cause the Norton Download Manager component to load the remote user's DLL instead of the intended DLL and execute arbitrary code when the Norton Download Manager component is run by the target user.

NVD Source

Technical Analysis

CVE-2016-6592 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)
norton download manager
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

ADVISORYhttp://www.securityfocus.com/bid/94695
ADVISORYhttp://www.securityfocus.com/bid/95444
ADVISORYhttp://www.securitytracker.com/id/1037622
ADVISORYhttp://www.securitytracker.com/id/1037623
ADVISORYhttp://www.securitytracker.com/id/1037624
ADVISORYhttps://support.symantec.com/us/en/article.SYMSA1394.html
ADVISORYhttp://www.securityfocus.com/bid/94695
ADVISORYhttp://www.securityfocus.com/bid/95444
ADVISORYhttp://www.securitytracker.com/id/1037622
ADVISORYhttp://www.securitytracker.com/id/1037623
ADVISORYhttp://www.securitytracker.com/id/1037624
ADVISORYhttps://support.symantec.com/us/en/article.SYMSA1394.html

All References (12)

→
http://www.securityfocus.com/bid/94695Third Party Advisory · VDB Entry
→
http://www.securityfocus.com/bid/95444Third Party Advisory · VDB Entry
→
http://www.securitytracker.com/id/1037622Third Party Advisory · VDB Entry
→
http://www.securitytracker.com/id/1037623Third Party Advisory · VDB Entry
→
http://www.securitytracker.com/id/1037624Third Party Advisory · VDB Entry
→
https://support.symantec.com/us/en/article.SYMSA1394.htmlVendor Advisory
→
http://www.securityfocus.com/bid/94695Third Party Advisory · VDB Entry
→
http://www.securityfocus.com/bid/95444Third Party Advisory · VDB Entry
→
http://www.securitytracker.com/id/1037622Third Party Advisory · VDB Entry
→
http://www.securitytracker.com/id/1037623Third Party Advisory · VDB Entry
→
http://www.securitytracker.com/id/1037624Third Party Advisory · VDB Entry
→
https://support.symantec.com/us/en/article.SYMSA1394.htmlVendor Advisory

Quick Facts

CVE IDCVE-2016-6592
CVSS Score7.8 / 10
SeverityHIGH
WeaknessCWE-427
CISA KEVNo
Affected1 vendor(s)
PublishedJan 14, 2020

Related CVEs (CWE-427)

CVE-2025-4981
9.9
CVE-2019-7653
9.8
CVE-2017-3092
9.8
CVE-2017-3097
9.8
CVE-2017-3090
9.8
CVE-2018-12805
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2016-6592 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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