Resource exhaustion in FANUC products - CVE-2020-12739

Vulnerability identifier: #VU32979

CSH Severity: Low

CVSSv4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear

CVE-ID: CVE-2020-12739

CWE-ID: CWE-400

Exploitation vector: Adjecent network

Exploit availability: No public exploit available

Vulnerable software:
FANUC Series 30i-B Plus
FANUC Series 31i-B Plus
FANUC Series 32i-B Plus
FANUC Series 30i-B
FANUC Series 31i-B
FANUC Series 32i-B
FANUC Series 35i-B
FANUC Power Motion i-MODEL A
FANUC Series 0i-MODEL F Plus
FANUC Series 0i-MODEL F
FANUC Series 30i-MODEL A
FANUC Series 31i-MODEL A
FANUC Series 32i-MODEL A
FANUC Series 0i-MODEL D
FANUC Series 0i-Mate D
FANUC Series 0i-MODEL C
FANUC Series 16i-MODEL B
FANUC Series 18i-MODEL B
FANUC Series 21i-MODEL B
FANUC Series 0i-MODEL B
FANUC Series 16i-WB
FANUC Series 18i-WB

Software vendor:
FANUC

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources. A remote attacker on the local network can trigger resource exhaustion and perform a denial of service (DoS) attack.

Install updates from vendor's website.

• https://jvn.jp/en/jp/JVN84959128/index.html