High severity7.3NVD Advisory· Published Apr 23, 2025· Updated Jun 17, 2026

CVE-2025-28025

Description

TOTOLINK A830R V4.1.2cu.5182_B20201102, A950RG V4.1.2cu.5161_B20200903, A3000RU V5.9c.5185_B20201128, and A3100R V4.1.2cu.5247_B20211129 were found to contain a buffer overflow vulnerability in downloadFile.cgi through the v14 parameter.

Affected products

Totolink/A830Rllm-fuzzy2 versions
V4.1.2cu.5182_B20201102+ 1 more
- (no CPE)range: V4.1.2cu.5182_B20201102
- (no CPE)
Totolink/A3100Rllm-fuzzy
Range: V4.1.2cu.5247_B20211129
Totolink/A950RGllm-fuzzy
Range: V4.1.2cu.5161_B20200903
Totolink/A3000RUllm-fuzzy
Range: V5.9c.5185_B20201128
Totolink/A830r Firmware
cpe:2.3:o:totolink:a830r_firmware:4.1.2cu.5182_b20201102:*:*:*:*:*:*:*
Totolink/A950rg Firmware
cpe:2.3:o:totolink:a950rg_firmware:4.1.2cu.5161_b20200903:*:*:*:*:*:*:*
Totolink/A3000ru Firmware
cpe:2.3:o:totolink:a3000ru_firmware:5.9c.5185_b20201128:*:*:*:*:*:*:*
Totolink/A3100r Firmware
cpe:2.3:o:totolink:a3100r_firmware:4.1.2cu.5247_b20211129:*:*:*:*:*:*:*

Patches

Vulnerability mechanics

References

locrian-lightning-dc7.notion.site/BufferOverflow1-19e8e5e2b1a280bfbe52ec9975287f77nvdExploitThird Party Advisory
locrian-lightning-dc7.notion.site/BufferOverflow1-19e8e5e2b1a280bfbe52ec9975287f77nvdExploitThird Party Advisory

News mentions

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cvss	0.474
epss	0.000
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