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CVE-2021-35003

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CVE-2021-35003

Published: Jan 21, 2022

Modified: Aug 4, 2024

PUBLISHED

CVSS v3.0

9.8

CRITICAL

Description

This vulnerability allows remote attackers to execute arbitrary code on affected installations of TP-Link Archer C90 1.0.6 Build 20200114 rel.73164(5553) routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of DNS responses. A crafted DNS message can trigger an overflow of a fixed-length, stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-14655.

VendorProductVersions

TP-Link

Archer C90

affected
1.0.6 Build 20200114 rel.73164(5553)

Weaknesses (CWE)

CWE-121

CVSS v3.0 Details

CVSS v3.0 Vector

CVSS:3.0/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

References

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