SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-6989

TP-Link TL-WR940N is vulnerable to a stack-based buffer overflow, caused by improper bounds checking by the ipAddrDispose function.

HIGH 8.8EPSS 11.6%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 11.6%, higher than 96% of all known CVEs. Patch or mitigate before the next change window.

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 3.0
8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
11.58% probability · 96th percentile
CISA KEV
Not listed
Weakness
CWE-787
Affected
tp-link/tl-wr940n firmware · tp-link/tl-wr941nd firmware
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.