Vulnerability Name:

CVE-2021-27210 (CCN-196810)

Assigned:2021-02-03
Published:2021-02-03
Updated:2021-02-19
Summary:TP-Link Archer C5v 1.7_181221 devices allows remote attackers to retrieve cleartext credentials via [USER_CFG#0,0,0,0,0,0#0,0,0,0,0,0]0,0 to the /cgi?1&5 URI.
CVSS v3 Severity:6.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N)
5.7 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/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): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
4.7 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:4.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-312
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2021-27210

Source: XF
Type: UNKNOWN
archerc5v-cve202127210-info-disc(196810)

Source: CCN
Type: GoKay Web site
TP-Link’s Archer C5v Improper Authorization

Source: MISC
Type: Exploit, Third Party Advisory
https://gokay.org/tp-links-archer-c5v-improper-authorization/

Source: CCN
Type: TP-Link Web site
AC1200 Wireless Dual Band Gigabit VoIP Router

Vulnerable Configuration:Configuration 1:
  • cpe:/o:tp-link:archer_c5v_firmware:1.7_181221:*:*:*:*:*:*:*
  • AND
  • cpe:/h:tp-link:archer_c5v:1.0:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    tp-link archer c5v firmware 1.7_181221
    tp-link archer c5v 1.0