What’s Vulnerable › Vulnerabilities

CVE-2025-4831: TOTOLINK A702R/A3002R/A3002RU HTTP POST Request formSiteSurveyProfile buffer overflow

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-05-17 · updated 2026-06-17
• Weakness: CWE-119

Description

A vulnerability, which was classified as critical, was found in TOTOLINK A702R, A3002R and A3002RU 3.0.0-B20230809.1615. This affects an unknown part of the file /boafrm/formSiteSurveyProfile of the component HTTP POST Request Handler. The manipulation of the argument submit-url 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
• TOTOLINK A702R: 3.0.0-b20230809.1615

References

• https://github.com/CH13hh/tmp_store_cc/blob/main/toto/9.md
• https://vuldb.com/?ctiid.309297
• https://vuldb.com/?id.309297
• https://vuldb.com/?submit.574604
• https://www.totolink.net/

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