CVE-2021-40856

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-40856
Auerswald COMfortel 1400 IP and 2600 IP before 2.8G devices allow Authentication Bypass via the /about/../ substring.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

5.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References
Link Resource
http://packetstormsecurity.com/files/165162/Auerswald-COMfortel-1400-2600-3600-IP-2.8F-Authentication-Bypass.html Exploit Third Party Advisory VDB Entry
https://www.redteam-pentesting.de/en/advisories/-advisories-publicised-vulnerability-analyses Exploit Third Party Advisory
https://www.redteam-pentesting.de/en/advisories/rt-sa-2021-004/-auerswald-comfortel-1400-2600-3600-ip-authentication-bypass Exploit Third Party Advisory
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:auerswald:comfortel_3600_ip_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:auerswald:comfortel_3600_ip:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND
cpe:2.3:o:auerswald:comfortel_2600_ip_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:auerswald:comfortel_2600_ip:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND
cpe:2.3:o:auerswald:comfortel_1400_ip_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:auerswald:comfortel_1400_ip:-:*:*:*:*:*:*:*
History

12 Jul 2022, 17:42

Type Values Removed Values Added
CWE CWE-287 CWE-706

04 Jan 2022, 16:08

Type Values Removed Values Added
References (MISC) https://www.redteam-pentesting.de/en/advisories/rt-sa-2021-004/-auerswald-comfortel-1400-2600-3600-ip-authentication-bypass - (MISC) https://www.redteam-pentesting.de/en/advisories/rt-sa-2021-004/-auerswald-comfortel-1400-2600-3600-ip-authentication-bypass - Exploit, Third Party Advisory

22 Dec 2021, 19:15

Type Values Removed Values Added
References
  • (MISC) https://www.redteam-pentesting.de/en/advisories/rt-sa-2021-004/-auerswald-comfortel-1400-2600-3600-ip-authentication-bypass -

14 Dec 2021, 19:00

Type Values Removed Values Added
CWE CWE-287
CVSS v2 : unknown
v3 : unknown 		v2 : 5.0
v3 : 7.5
References (MISC) http://packetstormsecurity.com/files/165162/Auerswald-COMfortel-1400-2600-3600-IP-2.8F-Authentication-Bypass.html - (MISC) http://packetstormsecurity.com/files/165162/Auerswald-COMfortel-1400-2600-3600-IP-2.8F-Authentication-Bypass.html - Exploit, Third Party Advisory, VDB Entry
References (MISC) https://www.redteam-pentesting.de/en/advisories/-advisories-publicised-vulnerability-analyses - (MISC) https://www.redteam-pentesting.de/en/advisories/-advisories-publicised-vulnerability-analyses - Exploit, Third Party Advisory
CPE cpe:2.3:h:auerswald:comfortel_1400_ip:-:*:*:*:*:*:*:*
cpe:2.3:o:auerswald:comfortel_3600_ip_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:auerswald:comfortel_1400_ip_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:auerswald:comfortel_2600_ip_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:auerswald:comfortel_2600_ip:-:*:*:*:*:*:*:*
cpe:2.3:h:auerswald:comfortel_3600_ip:-:*:*:*:*:*:*:*

13 Dec 2021, 04:15

Type Values Removed Values Added
New CVE
Information

Published : 2021-12-13 04:15

Updated : 2023-12-10 14:09

NVD link : CVE-2021-40856

Mitre link : CVE-2021-40856

CVE.ORG link : CVE-2021-40856

JSON object : View

Products Affected

auerswald

  • comfortel_2600_ip
  • comfortel_3600_ip_firmware
  • comfortel_1400_ip
  • comfortel_2600_ip_firmware
  • comfortel_3600_ip
  • comfortel_1400_ip_firmware
CWE
CWE-706

Use of Incorrectly-Resolved Name or Reference