CVE-2018-3951

Severity: high (CVSS 7.2 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2018-12-01 · updated 2026-06-17
Weakness: CWE-119

Description

An exploitable remote code execution vulnerability exists in the HTTP header-parsing function of the TP-Link TL-R600VPN HTTP Server. A specially crafted HTTP request can cause a buffer overflow, resulting in remote code execution on the device. An attacker can send an authenticated HTTP request to trigger this vulnerability.

Affected products

TP-Link Tl-R600Vpn Firmware: all versions

References

https://talosintelligence.com/vulnerability_reports/TALOS-2018-0620
https://talosintelligence.com/vulnerability_reports/TALOS-2018-0620

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