MEDIUM
CVE-2020-11645
CWE-400Published: October 15, 2020· Updated: Jun 17, 2026
6.5
CVSS v3.1
Official Description
A denial of service vulnerability in B&R GateManager 4260 and 9250 versions <9.0.20262 and GateManager 8250 versions <9.2.620236042 allows authenticated users to limit availability of GateManager instances.
Technical Analysis
CVE-2020-11645 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in availability disruption (denial of service), with a CVSS base score of 6.5.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Vendors & Products
br-automation6 product(s)
gatemanager 9250 firmwaregatemanager 9250gatemanager 4260 firmwaregatemanager 4260gatemanager 8250 firmwaregatemanager 8250
Source: NVD CPE · 6 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://us-cert.cisa.gov/ics/advisories/icsa-20-273-03Third Party Advisory · US Government Resource
→
→
https://us-cert.cisa.gov/ics/advisories/icsa-20-273-03Third Party Advisory · US Government Resource
Quick Facts
CVE IDCVE-2020-11645
CVSS Score6.5 / 10
SeverityMEDIUM
WeaknessCWE-400
CISA KEVNo
Affected1 vendor(s)
PublishedOct 15, 2020
Related CVEs (CWE-400)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2020-11645 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.