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CVE-2020-26139

An issue was discovered in the kernel in NetBSD 7.1. An Access Point (AP) forwards EAPOL frames to other clients even though the sender has not yet successfully authenticated to the AP. This might ...

Published: May 11, 2021Updated: Apr 14, 2026 Sources: CVE List NVD BDU csafCWE-287
5.3MEDIUM
NVD MITRE
EPSS Score
6.5%
Top 7.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

SCALANCE W-700 IEEE 802.11n family before V6.6.0 are affected by multiple vulnerabilities. Siemens has released a new version for SCALANCE W-700 IEEE 802.11n family and recommends to update to the latest version.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:AAC:HPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:AAttack Vector
Adjacent
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-287

Affected Products

Cisco Systems Inc.
commercial·USaka cisco, cisco systems
1100 firmware
Networking Infrastructure
1100-4p firmware
Networking Infrastructure
1100-8p firmware
Networking Infrastructure
1101-4p firmware
Networking Infrastructure
1109-2p firmware
Networking Infrastructure
1109-4p firmware
Networking Infrastructure
aironet 1532 firmware
Networking Infrastructure
aironet 1542d firmware
Networking Infrastructure
intel
commercial·USaka intel corp.
ac 8260 firmware
Hardware Firmware
ac 8265 firmware
Hardware Firmware
ac 9260 firmware
Hardware Firmware
ac 9560 firmware
Hardware Firmware
killer ac 1550 firmware
Hardware Firmware
killer wi-fi 6 ax1650 firmware
Hardware Firmware
killer wi-fi 6e ax1675 firmware
Hardware Firmware
proset ac 3165 firmware
Hardware Firmware
arista
commercial·US
c-100 firmware
Networking Infrastructure
c-110 firmware
Networking Infrastructure
c-120 firmware
Networking Infrastructure
c-130 firmware
Networking Infrastructure
c-200 firmware
Networking Infrastructure
c-230 firmware
Networking Infrastructure
c-235 firmware
Networking Infrastructure
c-250 firmware
Networking Infrastructure
The NetBSD Project
oss-project·USaka netbsd, netbsd project
NetBSDOn-premOS
Operating Systems / unix-bsd
debian
oss-project·GBaka debian gnu/linux
debian linuxOn-premOS
Operating Systems / linux-distro
АО «НППКТ»
commercial·RU
ОСОН ОСнова ОnyxOn-premOS
Operating Systems / linux-distro
and 163 more affected products View all →

Exploitability

Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

2 techniques
Initial Access
View detailed technique mapping

References

https://cert-portal.siemens.com/productcert/csaf/ssa-019200.json
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/html/ssa-019200.html
cert-portal.siemens.com
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2026/icsa-26-111-07.json
raw.githubusercontent.com
and 76 more references View all →
News mentions
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