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Fencer Vulns
high 7.2

CVE-2021-33544 in the critical feed json

UDP Technology/Geutebrück camera devices: command injection leading to RCE

published 2021-09-13 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-20236

cvss
7.2
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
95.8%
EPSS 95.8% chance of exploitation in 30 days, percentile 99.8%
public exploits
1
Metasploit, plus a Nuclei check

Summary

Multiple camera devices by UDP Technology, Geutebrück and other vendors are vulnerable to command injection, which may allow an attacker to remotely execute arbitrary code.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-21-208-03 updated cvss 7.2

Geutebrück G-Cam E2 and G-Code

  • Geutebrück EBC-21xx <= 1.12.0.27, 1.12.13.2, 1.12.14.5 Geutebrück EEC-2xx <= 1.12.0.27, 1.12.13.2, 1.12.14.5 Geutebrück EEN-20xx <= 1.12.0.27, 1.12.13.2, 1.12.14.5 Geutebrück EFD-22xx <= 1.12.0.27, 1.12.13.2, 1.12.14.5 Geutebrück ETHC-22xx <= 1.12.0.27, 1.12.13.2, 1.12.14.5 Geutebrück EWPC-22xx <= 1.12.0.27, 1.12.13.2, 1.12.14.5
    affected: mitigation “If updates cannot be deployed, Geutebrück recommends taking the following defensive measures to minimize the risk of exploitation of these vulnerabilities:” gcc02.safelinks.protection.outlook.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Timeline

  1. First public exploit (Metasploit exploit/linux/http/geutebruck_cmdinject_cve_2021_335xx)
  2. Published

Exploit prediction

95.77% chance of exploitation in the next 30 days, higher than 99.8% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

CVSS scores

assigned by version score vector
CNA 3.1 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 6.5 AV:N/AC:L/Au:S/C:P/I:P/A:P

Affected products

  • Geutebrück E2 Series
  • Geutebrück Encoder G-Code

Classification

Weakness
  • CWE-78 Improper Neutralization of Special Elements used in an OS Command

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.