Multiple camera devices by UDP Technology, Geutebrück and other vendors are vulnerable to a stack-based buffer overflow condition in the action parameter, which may allow an attacker to remotely execute arbitrary code.
Published 2021-09-13 18:15:23
Updated 2021-09-27 14:30:09
Source CERT VDE
View at NVD,   CVE.org
Vulnerability category: OverflowExecute code

Exploit prediction scoring system (EPSS) score for CVE-2021-33549

97.22%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 100 %
Percentile, the proportion of vulnerabilities that are scored at or less

Metasploit modules for CVE-2021-33549

  • Geutebruck instantrec Remote Command Execution
    Disclosure Date: 2021-07-08
    First seen: 2022-12-23
    exploit/linux/http/geutebruck_instantrec_bof
    This module exploits a buffer overflow within the 'action' parameter of the /uapi-cgi/instantrec.cgi page of Geutebruck G-Cam EEC-2xxx and G-Code EBC-21xx, EFD-22xx, ETHC-22xx, and EWPC-22xx devices running firmware versions == 1.12.0.27 as well as firmware v

CVSS scores for CVE-2021-33549

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
6.5
MEDIUM AV:N/AC:L/Au:S/C:P/I:P/A:P
8.0
6.4
NIST
7.2
HIGH CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
1.2
5.9
CERT VDE
7.2
HIGH CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
1.2
5.9
NIST

CWE ids for CVE-2021-33549

  • A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).
    Assigned by: info@cert.vde.com (Primary)

References for CVE-2021-33549

Products affected by CVE-2021-33549

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