VULNERABILITY INTELLIGENCE

CVE-2021-20852

CVSS score6.8 MEDIUM
EPSS probability0.47%
CISA KEVNot currently listed
Published2021-12-01
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Description

Buffer overflow vulnerability in ELECOM LAN routers (WRH-733GBK firmware v1.02.9 and prior and WRH-733GWH firmware v1.02.9 and prior) allows a network-adjacent attacker with an administrator privilege to execute an arbitrary OS command via unspecified vectors.

Weakness classification

  • nvd@nist.gov: CWE-120

Primary references