CVEvulnerability

CVE-2021-20852

6.8 MEDIUM Published 2021-12-01 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-12-01
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
6.8 MEDIUM — CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
5.2 MEDIUM — AV:A/AC:L/Au:S/C:P/I:P/A:P
Weaknesses
CWE-120

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.

Affected configurations

• elecom wrh-733gbk firmware (<= 1.02.9) • elecom wrh-733gwh firmware (<= 1.02.9)

Related

Weakness · CWE (1)

  • CWE-120 Buffer Copy without Checking Size of Input weakness

References