What’s Vulnerable › Vulnerabilities

CVE-2025-4731: TOTOLINK A3002R/A3002RU HTTP POST Request formPortFw buffer overflow

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-05-16 · updated 2026-06-17
• Weakness: CWE-119

Description

A vulnerability classified as critical has been found in TOTOLINK A3002R and A3002RU 3.0.0-B20230809.1615. This affects an unknown part of the file /boafrm/formPortFw of the component HTTP POST Request Handler. The manipulation of the argument service_type/ip_subnet leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

Affected products

• TOTOLINK A3002R: 3.0.0-b20230809.1615
• TOTOLINK A3002RU: 3.0.0-b20230809.1615

References

• https://github.com/CH13hh/tmp_store_cc/blob/main/tt/ta/4.md
• https://vuldb.com/?ctiid.309033
• https://vuldb.com/?id.309033
• https://vuldb.com/?submit.570688
• https://www.totolink.net/

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