CVE-2018-3950

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2018-12-01 · updated 2026-06-17
Weakness: CWE-787

Description

An exploitable remote code execution vulnerability exists in the ping and tracert functionality of the TP-Link TL-R600VPN HWv3 FRNv1.3.0 and HWv2 FRNv1.2.3 http server. A specially crafted IP address can cause a stack overflow, resulting in remote code execution. An attacker can send a single authenticated HTTP request to trigger this vulnerability.

Affected products

TP-Link Tl-R600Vpn Firmware: 1.3.0, 1.2.3

References

https://talosintelligence.com/vulnerability_reports/TALOS-2018-0619
https://talosintelligence.com/vulnerability_reports/TALOS-2018-0619

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