CVE-2021-35003

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.

Score

CVSS 3.1 9.8 Critical

Status

Modified - zdi-disclosures@trendmicro.com

Published

2022-01-21

Last modified

2024-08-04

Weaknesses

CWE-121

Affected products

• Archer C90 (Tp-link)
• Archer C90 Firmware (Tp-link)

References

• https://www.zerodayinitiative.com/advisories/ZDI-22-080/