Medium severity · published May 5, 2025
CVE-2025-4269
TOTOLINK A720R Log cstecgi.cgi access control
5.3
CVSS
0.6%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 48% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
A7
A720R · TOTOLINK
4.1.5cu.374 · source: vendor
AF
A720r Firmware · Totolink
4.1.5cu.374 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-4269
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-4269
Exploit
https://github.com/at0de/my_vulns/blob/main/TOTOLINK/A720R/clearDiagnosisLog.md
Exploit
https://github.com/at0de/my_vulns/blob/main/TOTOLINK/A720R/clearSyslog.md
Permissions Required
https://vuldb.com/?ctiid.307373
Third Party Advisory
https://vuldb.com/?id.307373
Third Party Advisory
https://vuldb.com/?submit.563430
Product
https://www.totolink.net/
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