PT-2025-34228 · Totolink · Totolink A720R

Qmssdxn · Published 2025-08-21 · Updated 2025-10-06 · CVE-2025-9303

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions: TOTOLINK A720R version 4.1.5cu.630 B20250509

Description: A security flaw exists in TOTOLINK A720R 4.1.5cu.630 B20250509. The issue affects the setParentalRules function within the /cgi-bin/cstecgi.cgi file and allows for remote buffer overflow attacks through manipulation of the desc argument. The exploit for this issue has been publicly released.

Recommendations: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Buffer Overflow

Weakness Enumeration

CWE-119

CWE-120

Related Identifiers

CVE-2025-9303

Affected Products

Totolink A720R

References · 13

• 🔥 https://github.com/lin-3-start/lin-cve/blob/main/TOTOLINK%20A720R/TOTOLINK-A720R.md#poc · Exploit
• 🔥 https://github.com/lin-3-start/lin-cve/blob/main/TOTOLINK%20A720R/TOTOLINK-A720R.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2025-9303 · Security Note
• https://osv.dev/vulnerability/CVE-2025-9303 · Vendor Advisory
• https://vuldb.com/?ctiid.320908 · Note
• https://vuldb.com/?id.320908 · Note
• https://twitter.com/CveFindCom/status/1958547221105750204 · Twitter Post
• https://vuldb.com/?submit.632410 · Note
• https://twitter.com/VulmonFeeds/status/1958568330182144004 · Twitter Post
• https://twitter.com/CVEnew/status/1958543084637057168 · Twitter Post
• https://t.me/cveNotify/137548 · Telegram Post
• https://totolink.net · Note
• https://t.me/CVEtracker/30597 · Telegram Post