HOMEVULNERABILITIESCVE-2020-36364
CRITICAL

CVE-2020-36364

CWE-22Published: May 19, 2021· Updated: Jun 17, 2026

9.1
CVSS v3.1

Official Description

An issue was discovered in Smartstore (aka SmartStoreNET) before 4.1.0. Administration/Controllers/ImportController.cs allows path traversal (for copy and delete actions) in the ImportController.Create method via a TempFileName field.

NVD Source

Technical Analysis

CVE-2020-36364 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.1.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Affected Vendors & Products

smartstore1 product(s)
smartstorenet
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
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Official Patches & Advisories

PATCHhttps://github.com/smartstore/SmartStoreNET/commit/5ab1e37dc8d6415d04354e1a116f3d82e9555f5c
PATCHhttps://github.com/smartstore/SmartStoreNET/commit/5ab1e37dc8d6415d04354e1a116f3d82e9555f5c
ADVISORYhttps://github.com/smartstore/SmartStoreNET/issues/2112
ADVISORYhttps://github.com/smartstore/SmartStoreNET/issues/2112

All References (4)

→
https://github.com/smartstore/SmartStoreNET/commit/5ab1e37dc8d6415d04354e1a116f3d82e9555f5cPatch · Third Party Advisory
→
https://github.com/smartstore/SmartStoreNET/issues/2112Exploit · Issue Tracking · Third Party Advisory
→
https://github.com/smartstore/SmartStoreNET/commit/5ab1e37dc8d6415d04354e1a116f3d82e9555f5cPatch · Third Party Advisory
→
https://github.com/smartstore/SmartStoreNET/issues/2112Exploit · Issue Tracking · Third Party Advisory

Quick Facts

CVE IDCVE-2020-36364
CVSS Score9.1 / 10
SeverityCRITICAL
WeaknessCWE-22
CISA KEVNo
Affected1 vendor(s)
PublishedMay 19, 2021

Related CVEs (CWE-22)

CVE-2026-2731
10.0
CVE-2026-36767
10.0
CVE-2025-64075
10.0
CVE-2025-69770
10.0
CVE-2008-6834
10.0
CVE-2011-5127
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2020-36364 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. CVE data is provided under the NVD usage policy.
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