VulnerabilityModified

CVE-2025-28138

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.

CRITICAL 9.8EPSS 1.13%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.13%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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.

CVSS 3.1: 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 1.13% probability · 65th percentile
CISA KEV: Not listed
Weakness: CWE-78
Affected: totolink/a800r firmware
Source: cve@mitre.org

References

https://github.com/Zerone0x00/CVE/blob/main/TOTOLINK/CVE-2025-28138.md
https://sudsy-eyeliner-a59.notion.site/RCE2-1ac72b8cd95f8055a76ee0ca262aac1a?pvs=4Exploit
https://sudsy-eyeliner-a59.notion.site/RCE2-1ac72b8cd95f8055a76ee0ca262aac1a?pvs=4Exploit

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.