MEDIUM
CVE-2020-12840
CWE-352Published: September 24, 2020· Updated: Jun 17, 2026
6.5
CVSS v3.1
Official Description
ismartgate PRO 1.5.9 is vulnerable to CSRF that allows remote attackers to upload sound files via /index.php
Technical Analysis
CVE-2020-12840 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
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 full integrity compromise (data manipulation), with a CVSS base score of 6.5.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityHigh
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Affected Vendors & Products
gogogate2 product(s)
ismartgate pro firmwareismartgate pro
Source: NVD CPE · 2 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 (4)
→
https://ismartgate.com/secure-garage-door/Product · Vendor Advisory
→
https://kth.diva-portal.org/smash/get/diva2:1464458/FULLTEXT01.pdfExploit · Third Party Advisory
→
https://ismartgate.com/secure-garage-door/Product · Vendor Advisory
→
https://kth.diva-portal.org/smash/get/diva2:1464458/FULLTEXT01.pdfExploit · Third Party Advisory
Quick Facts
CVE IDCVE-2020-12840
CVSS Score6.5 / 10
SeverityMEDIUM
WeaknessCWE-352
CISA KEVNo
Affected1 vendor(s)
PublishedSep 24, 2020
Related CVEs (CWE-352)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2020-12840 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.