CVE-2021-42071

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-42071
In Visual Tools DVR VX16 4.2.28.0, an unauthenticated attacker can achieve remote command execution via shell metacharacters in the cgi-bin/slogin/login.py User-Agent HTTP header.

9.8 /10

CVSS v3 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

10.0 /10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 10.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References
Link Resource
https://visual-tools.com/ Vendor Advisory
https://www.exploit-db.com/exploits/50098 Exploit Third Party Advisory VDB Entry
https://www.swascan.com/security-advisory-visual-tools-dvr-cve-2021-42071/ Exploit Third Party Advisory
https://visual-tools.com/ Vendor Advisory
https://www.exploit-db.com/exploits/50098 Exploit Third Party Advisory VDB Entry
https://www.swascan.com/security-advisory-visual-tools-dvr-cve-2021-42071/ Exploit Third Party Advisory
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:visual-tools:dvr_vx16_firmware:4.2.28.0:*:*:*:*:*:*:*
cpe:2.3:h:visual-tools:dvr_vx16:-:*:*:*:*:*:*:*
History

21 Nov 2024, 06:27

Type Values Removed Values Added
References () https://visual-tools.com/ - Vendor Advisory () https://visual-tools.com/ - Vendor Advisory
References () https://www.exploit-db.com/exploits/50098 - Exploit, Third Party Advisory, VDB Entry () https://www.exploit-db.com/exploits/50098 - Exploit, Third Party Advisory, VDB Entry
References () https://www.swascan.com/security-advisory-visual-tools-dvr-cve-2021-42071/ - Exploit, Third Party Advisory () https://www.swascan.com/security-advisory-visual-tools-dvr-cve-2021-42071/ - Exploit, Third Party Advisory

15 Oct 2021, 16:11

Type Values Removed Values Added
References (MISC) https://visual-tools.com/ - (MISC) https://visual-tools.com/ - Vendor Advisory
References (MISC) https://www.exploit-db.com/exploits/50098 - (MISC) https://www.exploit-db.com/exploits/50098 - Exploit, Third Party Advisory, VDB Entry
References (MISC) https://www.swascan.com/security-advisory-visual-tools-dvr-cve-2021-42071/ - (MISC) https://www.swascan.com/security-advisory-visual-tools-dvr-cve-2021-42071/ - Exploit, Third Party Advisory
CWE CWE-78
CPE cpe:2.3:h:visual-tools:dvr_vx16:-:*:*:*:*:*:*:*
cpe:2.3:o:visual-tools:dvr_vx16_firmware:4.2.28.0:*:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : 10.0
v3 : 9.8

15 Oct 2021, 14:15

Type Values Removed Values Added
References
  • (MISC) https://www.swascan.com/security-advisory-visual-tools-dvr-cve-2021-42071/ -
Summary In Visual Tools DVR VX16 4.2.28.0, an unauthenticated attacker can achieve remote command execution via shell metacharacters in the cgi-bin/slogin/login.py Uaer-Agent HTTP header. In Visual Tools DVR VX16 4.2.28.0, an unauthenticated attacker can achieve remote command execution via shell metacharacters in the cgi-bin/slogin/login.py User-Agent HTTP header.

07 Oct 2021, 17:15

Type Values Removed Values Added
New CVE
Information

Published : 2021-10-07 17:15

Updated : 2024-11-21 06:27

NVD link : CVE-2021-42071

Mitre link : CVE-2021-42071

CVE.ORG link : CVE-2021-42071

JSON object : View

Products Affected

visual-tools

  • dvr_vx16_firmware
  • dvr_vx16
CWE
CWE-78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')