CVE-2020-28877
CRITICAL
9.8
CVSS Score
Published: November 20, 2020 at 03:48 PM UTC
Updated: June 17, 2026 at 03:10 AM UTC
30 products affected across 1 vendorWDR8500 FirmwareWDR7800 FirmwareWDR8400 Firmware
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Severity
CRITICAL9.8
Exploit prediction
EPSS 1%
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (2)
Third Party Advisory
Source: [email protected]
https://exchange.xforce.ibmcloud.com/vulnerabilities/192112CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-120
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