Vulnerability Name:

CVE-2020-24297 (CCN-192137)

Assigned:2020-11-18
Published:2020-11-18
Updated:2020-12-01
Summary:httpd on TP-Link TL-WPA4220 devices (versions 2 through 4) allows remote authenticated users to execute arbitrary OS commands by sending crafted POST requests to the endpoint /admin/powerline. Fixed version: TL-WPA4220(EU)_V4_201023
CVSS v3 Severity:8.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
7.7 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
8.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
7.7 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:9.0 High (CVSS v2 Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
9.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-78
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2020-24297

Source: XF
Type: UNKNOWN
tplink-cve202024297-cmd-exec(192137)

Source: CCN
Type: the hyperbolic Blog, 2020-11-18
Vulnerabilities in TP-Link's TL-WPA4220

Source: MISC
Type: Exploit, Third Party Advisory
https://the-hyperbolic.com/posts/vulnerabilities-in-tlwpa4220/

Source: CCN
Type: TP-Link Web site
TL-WPA4220 | 300Mbps AV600 Wi-Fi Powerline Extender

Source: MISC
Type: Product, Vendor Advisory
https://www.tp-link.com/us/support/download/

Vulnerable Configuration:Configuration 1:
  • cpe:/o:tp-link:tl-wpa4220_firmware:*:*:*:*:*:*:*:*
  • AND
  • cpe:/h:tp-link:tl-wpa4220:v2:*:*:*:*:*:*:*

  • Configuration 2:
  • cpe:/o:tp-link:tl-wpa4220_firmware:*:*:*:*:*:*:*:*
  • AND
  • cpe:/h:tp-link:tl-wpa4220:v3:*:*:*:*:*:*:*

  • Configuration 3:
  • cpe:/o:tp-link:tl-wpa4220_firmware:*:*:*:*:*:*:*:* (Version < tl-wpa4220(eu)_v4_201023)
  • AND
  • cpe:/h:tp-link:tl-wpa4220:v4:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    tp-link tl-wpa4220 firmware *
    tp-link tl-wpa4220 v2
    tp-link tl-wpa4220 firmware *
    tp-link tl-wpa4220 v3
    tp-link tl-wpa4220 firmware *
    tp-link tl-wpa4220 v4