#VU26625 Buffer overflow in telnet - CVE-2020-10188 

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Main Vulnerability Database Vulnerabilities #VU26625

#VU26625 Buffer overflow in telnet - CVE-2020-10188

Published: April 7, 2020


Vulnerability identifier: #VU26625
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2020-10188
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
telnet
Software vendor:
netkit.org

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary involving the netclear and nextitem functions within the utility.c in telnetd daemon from netkit telnet. A remote attacker can end specially crafted data to the telnetd daemon, trigger a boundary error and execute arbitrary code on the target system.


Remediation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

External links