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CVE-2021-33534: weidmueller ie-wl-bl-ap-cl-eu_firmware OS Command Injection

CVSS: 9.0v2.0HighModified
Published 25-06-2021Last modified 17-09-2024
Open JSON

Vulnerability summary

CVE-2021-33534 is a high (CVSS 9.0) OS Command Injection vulnerability in weidmueller ie-wl-bl-ap-cl-eu_firmware. EPSS estimates a 2.14% chance of exploitation in the next 30 days, higher than 81.8% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.0/10
010
High · v2.0 (NVD)
EPSS score
2.14%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 25-06-2021
    PublishedVulnerability first disclosed.
  2. 17-09-2024
    Last modifiedVulnerability information updated.

Description

In Weidmueller Industrial WLAN devices in multiple versions an exploitable command injection vulnerability exists in the hostname functionality. A specially crafted entry to network configuration information can cause execution of arbitrary system commands, resulting in full control of the device. An attacker can send various requests while authenticated as a high privilege user to trigger this vulnerability.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

2.14%

Chance of exploitation in the next 30 days

Percentile

82%

Versus all other CVEs

30-day change

0.00 pp

From 2.14% on 21-09-2026

21-09-202621-10-2026
EPSS score
2.14%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Weidmueller8 products
Weidmüller2 products
  • ie-wl(t)-bl-ap-cl-xx≥ IE-WL-BL-AP-CL-EU (2536600000), ≤ V1.16.18 (Build 18081617) | ≥ IE-WLT-BL-AP-CL-EU (2536650000), ≤ V1.16.18 (Build 18081617) | ≥ IE-WL-BL-AP-CL-US (2536660000), ≤ V1.16.18 (Build 18081617) | ≥ IE-WLT-BL-AP-CL-US (2536670000), ≤ V1.16.18 (Build 18081617)
  • ie-wl(t)-vl-ap-cl-xx≥ IE-WL-VL-AP-BR-CL-EU (2536680000), ≤ V1.11.10 (Build 18122616) | ≥ IE-WLT-VL-AP-BR-CL-EU (2536690000), ≤ V1.11.10 (Build 18122616) | ≥ IE-WL-VL-AP-BR-CL-US (2536700000), ≤ V1.11.10 (Build 18122616) | ≥ IE-WLT-VL-AP-BR-CL-US (2536710000), ≤ V1.11.10 (Build 18122616)

2 vendors · 10 products

References

1 links