CVE-2019-6989

Public Exploit

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.

Category

8.8
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 19.86% Top 5%
Affected: n/a n/a
Published at:
Updated at:

References

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

Frequently Asked Questions

What is the severity of CVE-2019-6989?
CVE-2019-6989 has been scored as a high severity vulnerability.
How to fix CVE-2019-6989?
To fix CVE-2019-6989, 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-2019-6989 being actively exploited in the wild?
It is possible that CVE-2019-6989 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~20% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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