PT-2020-12395 · Tp Link · Tp-Link Archer A7

Pedro Ribeiro + 1 · Published 2020-03-25 · Updated 2023-02-03 · CVE-2020-10883

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions TP-Link Archer A7 Firmware version 190726

Description This issue allows local attackers to escalate privileges on affected installations of TP-Link Archer A7 routers. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this issue. The specific flaw exists within the file system, where the issue lies in the lack of proper permissions set on the file system. An attacker can leverage this issue to escalate privileges.

Recommendations For TP-Link Archer A7 Firmware version 190726, consider restricting access to the file system to minimize the risk of exploitation until a patch is available. At the moment, there is no information about a newer version that contains a fix for this issue.

Exploit

Fix

Incorrect Permission

Weakness Enumeration

CWE-732

Related Identifiers

CVE-2020-10883

ZDI-20-335

Affected Products

Tp-Link Archer A7

References · 7

• 🔥 https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/misc/tplink_archer_a7_c7_lan_rce.rb · Exploit
• 🔥 https://exploit-db.com/exploits/48331 · Exploit
• 🔥 http://packetstormsecurity.com/files/157255/TP-Link-Archer-A7-C7-Unauthenticated-LAN-Remote-Code-Execution.html · Exploit
• https://osv.dev/vulnerability/CVE-2020-10883 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-10883 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-20-335 · Security Note
• https://t.me/cvenotify/2159 · Telegram Post