CVE-2025-28135

HIGH
2025-03-27 [email protected]
7.5
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 28, 2026 - 18:33 vuln.today
PoC Detected
Apr 15, 2025 - 14:15 vuln.today
Public exploit code
CVE Published
Mar 27, 2025 - 16:15 nvd
HIGH 7.5

Tags

Buffer Overflow Stack Overflow A810R Firmware TOTOLINK

Description

TOTOLINK A810R V4.1.2cu.5182_B20201026 was found to contain a buffer overflow vulnerability in downloadFile.cgi.

Analysis

TOTOLINK A810R V4.1.2cu.5182_B20201026 was found to contain a buffer overflow vulnerability in downloadFile.cgi. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical Context

This vulnerability is classified under CWE-121. TOTOLINK A810R V4.1.2cu.5182_B20201026 was found to contain a buffer overflow vulnerability in downloadFile.cgi. Affected products include: Totolink A810R Firmware.

Affected Products

Totolink A810R Firmware.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Priority Score

58
Low Medium High Critical
KEV: 0
EPSS: +0.3
CVSS: +38
POC: +20

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CVE-2025-28135 vulnerability details – vuln.today
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