HIGH

CVE-2019-6989

CVSS v3

8.8

HIGH

EPSS Score

19.1%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

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.

Technical details

Published
6/6/2019

Frequently asked questions

What is CVE-2019-6989?

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.

Is CVE-2019-6989 actively exploited?

Active exploitation of CVE-2019-6989 has not been confirmed. The EPSS score is 19.1%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-6989?

CVE-2019-6989 has a CVSS v3 base score of 8.8 (HIGH severity).

Is CVE-2019-6989 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.