CVE-2026-19847

Published: Ago 14, 2026 Last Modified: Ago 14, 2026
ExploitDB:
Other exploit source:
Google Dorks:
HIGH 7,4
Attack Vector: network
Attack Complexity: low
Privileges Required: low
User Interaction: none
Confidentiality: N/A
Integrity: N/A
Availability: N/A
HIGH 8,8
Attack Vector: network
Attack Complexity: low
Privileges Required: low
User Interaction: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
HIGH 9,0
Access Vector: network
Access Complexity: low
Authentication: single
Confidentiality: complete
Integrity: complete
Availability: complete

Description

AI Translation Available

A security flaw has been discovered in TOTOLINK A800R 4.1.2cu.5137_B20200730. Affected is the function setWiFiWpsConfig of the file /cgi-bin/cstecgi.cgi of the component wps.so. The manipulation of the argument pin results in stack-based buffer overflow. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks.

119

Improper Restriction of Operations within the Bounds of a Memory Buffer

Stable
Common Consequences
Security Scopes Affected:
Integrity Confidentiality Availability
Potential Impacts:
Execute Unauthorized Code Or Commands Modify Memory Read Memory Dos: Crash, Exit, Or Restart Dos: Resource Consumption (Cpu) Dos: Resource Consumption (Memory)
Applicable Platforms
Languages: Memory-Unsafe, C, C++, Assembly
View CWE Details
121

Stack-based Buffer Overflow

Draft
Common Consequences
Security Scopes Affected:
Availability Integrity Confidentiality Access Control Other
Potential Impacts:
Modify Memory Dos: Crash, Exit, Or Restart Dos: Resource Consumption (Cpu) Dos: Resource Consumption (Memory) Execute Unauthorized Code Or Commands Bypass Protection Mechanism Other
Applicable Platforms
Languages: Memory-Unsafe, C, C++
View CWE Details
https://github.com/panda666-888/vuls/blob/main/totolink/a800r/setWiFiWpsConfig.…
https://vuldb.com/cve/CVE-2026-19847
https://vuldb.com/submit/869457
https://vuldb.com/vuln/389983
https://vuldb.com/vuln/389983/cti
https://www.totolink.net/