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CVE-2025-9303

TOTOLINK A720R cstecgi.cgi setParentalRules buffer overflow

CVSS 8.7 HIGHEPSS 0.8%CWE-119CWE-120
Vexday Risk Score
21Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 8.7EPSS 0.8%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
21 Aug 2025Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
A security flaw has been discovered in TOTOLINK A720R 4.1.5cu.630_B20250509. This issue affects the function setParentalRules of the file /cgi-bin/cstecgi.cgi. Performing manipulation of the argument desc results in buffer overflow. The attack is possible to be carried out remotely. The exploit has been released to the public and may be exploited.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
Affected products
TOTOLINK · A720R

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References
https://github.com/lin-3-start/lin-cve/blob/main/TOTOLINK%20A720R/TOTOLINK-A720R.mdhttps://github.com/lin-3-start/lin-cve/blob/main/TOTOLINK%20A720R/TOTOLINK-A720R.md#pochttps://vuldb.com/?ctiid.320908https://vuldb.com/?id.320908https://vuldb.com/?submit.632410https://www.totolink.net/