CVE-2025-45797

Description

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 v3.1 Score

9.8

CRITICAL

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

Weakness Type (CWE)

CWE-787 Out-of-bounds Write

CWE-121 CWE-121

Affected Products

Vendor	Product	Versions
totolink	a950rg_firmware	All
totolink	a950rg	All

References

Exploits

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

Frequently Asked Questions

What is 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. It has a CVSS v3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2025-45797? +

CVE-2025-45797 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

What products are affected by CVE-2025-45797? +

CVE-2025-45797 affects products from totolink, specifically: a950rg, a950rg_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-45797? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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