CVE-2020-10885

Description

This vulnerability allows remote attackers to execute arbitrary code on affected installations of TP-Link Archer A7 Firmware Ver: 190726 AC1750 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of DNS responses. The issue results from the lack of proper validation of DNS reponses prior to further processing. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of the root user. Was ZDI-CAN-9661.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 21.16% Top 5%
Third-Party Advisory zerodayinitiative.com
Affected: TP-Link Archer A7
Published at:
Updated at:

References

Link Tags
https://www.zerodayinitiative.com/advisories/ZDI-20-337/ third party advisory vdb entry

Frequently Asked Questions

What is the severity of CVE-2020-10885?
CVE-2020-10885 has been scored as a critical severity vulnerability.
How to fix CVE-2020-10885?
To fix CVE-2020-10885, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-10885 being actively exploited in the wild?
It is possible that CVE-2020-10885 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~21% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-10885?
CVE-2020-10885 affects TP-Link Archer A7.
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