CVE-2021-20999
WEIDMUELLER: Accidentally open network port in u-controls and IoT-Gateways
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
In Weidmüller u-controls and IoT-Gateways in versions up to 1.12.1 a network port intended only for device-internal usage is accidentally accessible via external network interfaces. By exploiting this vulnerability the device may be manipulated or the operation may be stopped.
Timeline
- CVE published
- Record last updated
Affected versions
- Weidmüller UC20-WL2000-AC (No. 1334950000)
From 1.3.0 · through 1.9.0; From 1.10.0 · through 1.10.2; From 1.11.0 · through 1.12.1
- Weidmüller UC20-WL2000-IOT (No. 1334990000)
From 1.3.0 · through 1.9.0; From 1.10.0 · through 1.10.2; From 1.11.0 · through 1.12.1
- Weidmüller IOT-GW30 (No. 2682620000)
From 1.3.0 · through 1.9.0; From 1.10.0 · through 1.10.2; From 1.11.0 · through 1.12.1
- Weidmüller IOT-GW30-4G-EU (No. 2682630000)
From 1.3.0 · through 1.9.0; From 1.10.0 · through 1.10.2; From 1.11.0 · through 1.12.1