CVE-2025-14964

CRITICAL
Published Dec 19, 2025 Modified Dec 30, 2025 CWE-119 CWE-121

Description

A vulnerability has been found in TOTOLINK T10 4.1.8cu.5083_B20200521. This affects the function sprintf of the file /cgi-bin/cstecgi.cgi. Such manipulation of the argument loginAuthUrl leads to stack-based buffer overflow. The attack may be performed from remote.

CVSS v3.1 Score

9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-119 Buffer Overflow
CWE-121 CWE-121

Affected Products

Vendor Product
totolink t10_firmware
totolink t10

References

Frequently Asked Questions

What is CVE-2025-14964? +
A vulnerability has been found in TOTOLINK T10 4.1.8cu.5083_B20200521. This affects the function sprintf of the file /cgi-bin/cstecgi.cgi. Such manipulation of the argument loginAuthUrl leads to stack-based buffer overflow. The attack may be performed from remote. It has a CVSS v3.1 base score of 9.8 (CRITICAL).
How severe is CVE-2025-14964? +
CVE-2025-14964 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.
What products are affected by CVE-2025-14964? +
CVE-2025-14964 affects products from totolink, specifically: t10, t10_firmware. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2025-14964? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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