A720R Firmware CVE-2025-4269
MEDIUMCVSS VectorNVD
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Lifecycle Timeline
3DescriptionNVD
A vulnerability was found in TOTOLINK A720R 4.1.5cu.374 and classified as critical. This issue affects some unknown processing of the file /cgi-bin/cstecgi.cgi of the component Log Handler. The manipulation of the argument topicurl with the input clearDiagnosisLog/clearSyslog/clearTracerouteLog leads to improper access controls. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.
AnalysisAI
A vulnerability was found in TOTOLINK A720R 4.1.5cu.374 and classified as critical.cgi of the component Log Handler. Rated medium severity (CVSS 6.9), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Technical ContextAI
This vulnerability is classified under CWE-266. A vulnerability was found in TOTOLINK A720R 4.1.5cu.374 and classified as critical.cgi of the component Log Handler. The manipulation of the argument topicurl with the input clearDiagnosisLog/clearSyslog/clearTracerouteLog leads to improper access controls. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. Affected products include: Totolink A720R Firmware.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
Share
External POC / Exploit Code
Leaving vuln.today