CVE-2019-6989 Information

Description

TP-Link TL-WR940N is vulnerable to a stack-based buffer overflow caused by improper bounds checking by the ipAddrDispose function. By sending specially crafted ICMP echo request packets a remote authenticated attacker could overflow a buffer and execute arbitrary code on the system with elevated privileges.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

http://packetstormsecurity.com/files/152458/TP-LINK-TL-WR940N-TL-WR941ND-Buffer-Overflow.html https://www.exploit-db.com/exploits/46678/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8