Vulnerability Name:

CVE-2020-14965 (CCN-183916)

Assigned:2020-06-22
Published:2020-06-22
Updated:2021-07-21
Summary:On TP-Link TL-WR740N v4 and TL-WR740ND v4 devices, an attacker with access to the admin panel can inject HTML code and change the HTML context of the target pages and stations in the access-control settings via targets_lists_name or hosts_lists_name. The vulnerability can also be exploited through a CSRF, requiring no authentication as an administrator.
CVSS v3 Severity:4.8 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N)
4.2 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): High
User Interaction (UI): Required
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): None
5.4 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N)
4.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): Required
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:3.5 Low (CVSS v2 Vector: AV:N/AC:M/Au:S/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
5.5 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-74
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2020-14965

Source: XF
Type: UNKNOWN
tplink-cve202014965-html-inject(183916)

Source: CCN
Type: GitHub Web site
TP-LINK - Multiple HTML Injection Vulnerabilities

Source: MISC
Type: Third Party Advisory
https://github.com/g-rubert/CVE-2020-14965

Source: CCN
Type: TP-Link Web site
TP-Link TL-WR740N and TL-WR740ND devices

Vulnerable Configuration:Configuration 1:
  • cpe:/o:tp-link:tl-wr740n_firmware:-:*:*:*:*:*:*:*
  • AND
  • cpe:/h:tp-link:tl-wr740n:4.0:*:*:*:*:*:*:*

  • Configuration 2:
  • cpe:/o:tp-link:tl-wr740nd_firmware:-:*:*:*:*:*:*:*
  • AND
  • cpe:/h:tp-link:tl-wr740nd:4.0:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    tp-link tl-wr740n firmware -
    tp-link tl-wr740n 4.0
    tp-link tl-wr740nd firmware -
    tp-link tl-wr740nd 4.0