CVE-2021-27210 — MEDIUM (6.5)

Vulnerability Description

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 Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Tp-Link	Archer C5V Firmware	1.7_181221
Tp-Link	Archer C5V	1.0

Related Weaknesses (CWE)

CWE-312

References

https://gokay.org/tp-links-archer-c5v-improper-authorization/ExploitThird Party Advisory
https://gokay.org/tp-links-archer-c5v-improper-authorization/ExploitThird Party Advisory

FAQ

What is CVE-2021-27210?

CVE-2021-27210 is a vulnerability with a CVSS score of 6.5 (MEDIUM). 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.

How severe is CVE-2021-27210?

CVE-2021-27210 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-27210?

Check the references section above for vendor advisories and patch information. Affected products include: Tp-Link Archer C5V Firmware, Tp-Link Archer C5V.