CVE-2025-28138

EUVD-2025-8646
The TOTOLINK A800R V4.1.2cu.5137_B20200730 were found to contain a pre-auth remote command execution vulnerability in the setNoticeCfg function through the NoticeUrl parameter.
OS Command Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA-ADPADP
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 91%
Affected Products (NVD)
VendorProductVersion
totolinka800r_firmware
4.1.2cu.5137_b20200730:cu.5137_b20200730
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/Zerone0x00/CVE/blob/main/TOTOLINK/CVE-2025-28138.md
https://sudsy-eyeliner-a59.notion.site/RCE2-1ac72b8cd95f8055a76ee0ca262aac1a?pvs=4
https://sudsy-eyeliner-a59.notion.site/RCE2-1ac72b8cd95f8055a76ee0ca262aac1a?pvs=4