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CRITICAL · 9.8

CVE-2021-43636

Two Buffer Overflow vulnerabilities exists in T10 V2_Firmware V4.1.8cu.5207_B20210320 in the http_request_parse function when processing host data in the HTTP request process.

Vulnerability Description

Two Buffer Overflow vulnerabilities exists in T10 V2_Firmware V4.1.8cu.5207_B20210320 in the http_request_parse function when processing host data in the HTTP request process.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
TotolinkT10 V2 Firmware4.1.8cu.5207_b20210320
TotolinkT10 V2-

Related Weaknesses (CWE)

CWE-120

References

FAQ

What is CVE-2021-43636?

CVE-2021-43636 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Two Buffer Overflow vulnerabilities exists in T10 V2_Firmware V4.1.8cu.5207_B20210320 in the http_request_parse function when processing host data in the HTTP request process.

How severe is CVE-2021-43636?

CVE-2021-43636 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-43636?

Check the references section above for vendor advisories and patch information. Affected products include: Totolink T10 V2 Firmware, Totolink T10 V2.