PT-2025-13276 · Totolink · Totolink A810R

Published 2025-03-27 · Updated 2025-04-07 · CVE-2025-28135

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions TOTOLINK A810R version 4.1.2cu.5182 B20201026

Description A buffer overflow issue was discovered in the downloadFile.cgi of the TOTOLINK A810R.

Recommendations For TOTOLINK A810R version 4.1.2cu.5182 B20201026, as a temporary workaround, consider disabling access to the downloadFile.cgi until a patch is available.

Exploit

Fix

Stack Overflow

Weakness Enumeration

CWE-121

Related Identifiers

BDU:2026-00617

CVE-2025-28135

Affected Products

Totolink A810R

References · 6

• 🔥 https://github.com/Zerone0x00/CVE/blob/main/TOTOLINK/CVE-2025-28135.md · Exploit
• 🔥 https://sudsy-eyeliner-a59.notion.site/BufferOverflow-V4-1-2cu-5182_B20201026-19872b8cd95f80808902fac8449fee64 · Exploit
• https://bdu.fstec.ru/vul/2026-00617 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-28135 · Security Note
• https://osv.dev/vulnerability/CVE-2025-28135 · Vendor Advisory
• https://twitter.com/CVEnew/status/1906038452954796439 · Twitter Post