CVE-2020-10884

8.1HIGH

Key Information:

Vendor
Tp-link
Status
Archer A7
Vendor
CVE Published:
25 March 2020

Summary

This vulnerability allows network-adjacent attackers 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 tdpServer service, which listens on UDP port 20002 by default. This issue results from the use of hard-coded encryption key. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of root. Was ZDI-CAN-9652.

Affected Version(s)

Archer A7 Firmware Ver: 190726

References

https://www.zerodayinitiative.com/advisories/ZDI-20-336/
x_refsource_MISC
http://packetstormsecurity.com/files/157255/TP-Link-Arche...
x_refsource_MISC

CVSS V3.1

Score:
8.1
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Pedro Ribeiro and Radek Domanski of Team Flashback
.