PT-2025-21800 · Totolink · Totolink A3002Ru+1

Babyshark

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Published

2025-05-17

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Updated

2025-05-17

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CVE-2025-4832

CVSS v2.0

9.0

High

VectorAV:N/AC:L/Au:S/C:C/I:C/A:C
Name of the Vulnerable Software and Affected Versions: TOTOLINK A702R version 3.0.0-B20230809.1615 TOTOLINK A3002R version 3.0.0-B20230809.1615 TOTOLINK A3002RU version 3.0.0-B20230809.1615
Description: A critical vulnerability has been found in the TOTOLINK A702R, A3002R, and A3002RU routers, affecting the unknown code of the file /boafrm/formDosCfg of the component HTTP POST Request Handler. The manipulation of the submit-url argument leads to a buffer overflow. This attack can be initiated remotely. The exploit has been disclosed to the public and may be used.
Recommendations: For TOTOLINK A702R version 3.0.0-B20230809.1615, restrict access to the /boafrm/formDosCfg file to minimize the risk of exploitation. For TOTOLINK A3002R version 3.0.0-B20230809.1615, avoid using the submit-url argument in the HTTP POST Request Handler until the issue is resolved. For TOTOLINK A3002RU version 3.0.0-B20230809.1615, consider disabling the HTTP POST Request Handler component until a patch is available.

Exploit

Fix

Buffer Overflow

Weakness Enumeration

CWE-119CWE-120

Related Identifiers

BDU:2025-05822
CVE-2025-4832

Affected Products

Totolink A3002Ru
Totolink A702R