CVE-2021-33528

moderate-risk
Published 2021-06-25

In Weidmueller Industrial WLAN devices in multiple versions an exploitable privilege escalation vulnerability exists in the iw_console functionality. A specially crafted menu selection string can cause an escape from the restricted console, resulting in system access as the root user. An attacker can send commands while authenticated as a low privilege user to trigger this vulnerability.

Do I need to act?

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0.65% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10 High
NETWORK / LOW complexity

Affected Products (8)

Ie-Wl-Bl-Ap-Cl-Eu Firmware
Ie-Wlt-Bl-Ap-Cl-Eu Firmware
Ie-Wl-Bl-Ap-Cl-Us Firmware
Ie-Wlt-Bl-Ap-Cl-Us Firmware
Ie-Wl-Vl-Ap-Br-Cl-Eu Firmware
Ie-Wlt-Vl-Ap-Br-Cl-Eu Firmware
Ie-Wl-Vl-Ap-Br-Cl-Us Firmware
Ie-Wlt-Vl-Ap-Br-Cl-Us Firmware

Affected Vendors

Weidmueller

References (2)

Third Party Advisory https://cert.vde.com/en-us/advisories/vde-2021-026
Third Party Advisory https://cert.vde.com/en-us/advisories/vde-2021-026
46
/ 100
moderate-risk
Severity 30/34 · Critical
Exploitability 2/34 · Minimal
Exposure 14/34 · Moderate