CVE-2025-45797

TOTOlink A950RG V4.1.2cu.5204_B20210112 contains a buffer overflow vulnerability. The vulnerability arises from the improper input validation of the NoticeUrl parameter in the setNoticeCfg interface of /lib/cste_modules/system.so.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/ToTolink/A950RG/5024-setNoticeCFG-NoticURL-buffer.md	Exploit

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:totolink:a950rg_firmware:4.1.2cu.5204_b20210112:*:*:*:*:*:*:*

cpe:2.3:h:totolink:a950rg:-:*:*:*:*:*:*:*

History

16 May 2025, 15:36

Type	Values Removed	Values Added
CPE		cpe:2.3:h:totolink:a950rg:-:::::::* cpe:2.3:o:totolink:a950rg_firmware:4.1.2cu.5204_b20210112:::::::*
First Time		Totolink Totolink a950rg Totolink a950rg Firmware
CVSS	v2 : ~~unknown~~ v3 : ~~6.5~~	v2 : unknown v3 : 9.8
CWE		CWE-787
References	~~() https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/ToTolink/A950RG/5024-setNoticeCFG-NoticURL-buffer.md -~~	() https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/ToTolink/A950RG/5024-setNoticeCFG-NoticURL-buffer.md - Exploit

12 May 2025, 19:15

Type	Values Removed	Values Added
CWE		CWE-121
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 6.5

12 May 2025, 17:32

Type	Values Removed	Values Added
Summary		(es) TOTOlink A950RG V4.1.2cu.5204_B20210112 presenta una vulnerabilidad de desbordamiento de búfer. Esta vulnerabilidad se debe a la validación incorrecta del parámetro NoticeUrl en la interfaz setNoticeCfg de /lib/cste_modules/system.so.

08 May 2025, 20:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-05-08 20:15

Updated : 2025-05-16 15:36

NVD link : CVE-2025-45797

Mitre link : CVE-2025-45797

CVE.ORG link : CVE-2025-45797

JSON object : View

Products Affected

totolink

a950rg
a950rg_firmware

CWE

CWE-787

Out-of-bounds Write

CWE-121

Stack-based Buffer Overflow

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9.8 /10