Stack-based buffer overflow in TL-R600VPN - CVE-2018-3950
Published: November 20, 2018
Vulnerability identifier: #VU15965
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2018-3950
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: TP-Link
Affected software:
TL-R600VPN
TL-R600VPN
Detailed vulnerability description
The vulnerability allows a remote administrative attacker to execute arbitrary code on the target system.
The weakness exists due to stack-based buffer overflow in the ping and tracert functionality of the TP-Link TL-R600VPN HTTP server when handling malicious input. A remote attacker can supply a specially crafted IP address, trigger memory corruption and execute arbitrary code with elevated privileges.
Successful exploitation of the vulnerability may result in system compromise.
The weakness exists due to stack-based buffer overflow in the ping and tracert functionality of the TP-Link TL-R600VPN HTTP server when handling malicious input. A remote attacker can supply a specially crafted IP address, trigger memory corruption and execute arbitrary code with elevated privileges.
Successful exploitation of the vulnerability may result in system compromise.
How to mitigate CVE-2018-3950
Update to version 4.0.