CRITICAL · 9.8

CVE-2020-28877

Buffer overflow in in the copy_msg_element function for the devDiscoverHandle server in the TP-Link WR and WDR series, including WDR7400, WDR7500, WDR7660, WDR7800, WDR8400, WDR8500, WDR8600, WDR8620,...

Vulnerability Description

Buffer overflow in in the copy_msg_element function for the devDiscoverHandle server in the TP-Link WR and WDR series, including WDR7400, WDR7500, WDR7660, WDR7800, WDR8400, WDR8500, WDR8600, WDR8620, WDR8640, WDR8660, WR880N, WR886N, WR890N, WR890N, WR882N, and WR708N.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
Tp-LinkWdr7400 Firmware-
Tp-LinkWdr7400-
Tp-LinkWdr7500 Firmware-
Tp-LinkWdr7500-
Tp-LinkWdr7660 Firmware-
Tp-LinkWdr7660-
Tp-LinkWdr7800 Firmware-
Tp-LinkWdr7800-
Tp-LinkWdr8400 Firmware-
Tp-LinkWdr8400-
Tp-LinkWdr8500 Firmware-
Tp-LinkWdr8500-
Tp-LinkWdr8600 Firmware-
Tp-LinkWdr8600-
Tp-LinkWdr8620 Firmware-
Tp-LinkWdr8620-
Tp-LinkWdr8640 Firmware-
Tp-LinkWdr8640-
Tp-LinkWdr8660 Firmware-
Tp-LinkWdr8660-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2020-28877?

CVE-2020-28877 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Buffer overflow in in the copy_msg_element function for the devDiscoverHandle server in the TP-Link WR and WDR series, including WDR7400, WDR7500, WDR7660, WDR7800, WDR8400, WDR8500, WDR8600, WDR8620,...

How severe is CVE-2020-28877?

CVE-2020-28877 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2020-28877?

Check the references section above for vendor advisories and patch information. Affected products include: Tp-Link Wdr7400 Firmware, Tp-Link Wdr7400, Tp-Link Wdr7500 Firmware, Tp-Link Wdr7500, Tp-Link Wdr7660 Firmware.