PT-2025-26494 · Totolink · Totolink N300Rt

Yuhongxiang · Published 2025-06-16 · Updated 2025-06-21 · CVE-2025-6400

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions: TOTOLINK N300RH version 6.1c.1390 B20191101

Description: A critical issue was found in the HTTP POST Message Handler of the TOTOLINK N300RH, affecting some unknown functionality of the file /boafrm/formPortFw. The manipulation of the service type argument leads to a buffer overflow. This issue can be exploited remotely.

Recommendations: For TOTOLINK N300RH version 6.1c.1390 B20191101, as a temporary workaround, consider restricting access to the /boafrm/formPortFw file and the service type argument in the HTTP POST Message Handler to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Buffer Overflow

Weakness Enumeration

CWE-120

CWE-119

Related Identifiers

BDU:2025-07790

CVE-2025-6400

Affected Products

Totolink N300Rt

References · 13

• 🔥 https://github.com/d2pq/cve/blob/main/616/20.md · Exploit
• 🔥 https://github.com/d2pq/cve/blob/main/616/20.md#poc · Exploit
• 🔥 https://github.com/d2pq/cve · Exploit
• https://bdu.fstec.ru/vul/2025-07790 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-6400 · Security Note
• https://osv.dev/vulnerability/CVE-2025-6400 · Vendor Advisory
• https://totolink.net · Note
• https://vuldb.com/?submit.597687 · Note
• https://t.me/latest_high_impact_cve/2751 · Telegram Post
• https://vuldb.com/?id.313394 · Note
• https://vuldb.com/?ctiid.313394 · Note
• https://twitter.com/CVEnew/status/1936472496720539991 · Twitter Post
• https://t.me/cvetracker/26737 · Telegram Post