PT-2025-30739 · Totolink · Totolink A702R

Panda_0X1 · Published 2025-07-22 · Updated 2025-07-30 · CVE-2025-8138

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 A702R version 4.0.0-B20230721.1521

Description A critical vulnerability exists in the TOTOLINK A702R. The issue is a buffer overflow within the HTTP POST Request Handler, specifically affecting the file /boafrm/formOneKeyAccessButton. Manipulation of the submit-url argument can trigger the overflow, allowing for remote attacks. The exploit has been publicly disclosed.

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

BDU:2025-09092

CVE-2025-8138

Affected Products

Totolink A702R

References · 13

• 🔥 https://github.com/panda666-888/vuls/blob/main/totolink/a702r/formOneKeyAccessButton.md · Exploit
• https://bdu.fstec.ru/vul/2025-09092 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-8138 · Security Note
• https://osv.dev/vulnerability/CVE-2025-8138 · Vendor Advisory
• https://twitter.com/cracbot/status/1950511743907549406 · Twitter Post
• https://twitter.com/VulmonFeeds/status/1948664696321515655 · Twitter Post
• https://twitter.com/CVEnew/status/1948660022386241574 · Twitter Post
• https://t.me/cveNotify/130079 · Telegram Post
• https://totolink.net · Note
• https://vuldb.com/?id.317534 · Note
• https://vuldb.com/?ctiid.317534 · Note
• https://twitter.com/CveFindCom/status/1948664509284987150 · Twitter Post
• https://vuldb.com/?submit.620484 · Note