CVE-2023-37564 Command injection in WRC-1167FEBK-A

High 8.0 Published 13 Jul 2023 Updated 6 Nov 2024

Authenticated network-adjacent attackers can execute arbitrary OS commands with root privileges on ELECOM wireless routers via crafted requests.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-37564?

CVE-2023-37564 is a high-severity command injection vulnerability in ELECOM CO.,LTD. WRC-1167FEBK-A, published on 13 Jul 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

OS command injection vulnerability in ELECOM wireless LAN routers allows a network-adjacent authenticated attacker to execute an arbitrary OS command with a root privilege by sending a specially crafted request. Affected products and versions are as follows: WRC-1167GHBK-S v1.03 and earlier, WRC-1167GEBK-S v1.03 and earlier, WRC-1167FEBK-S v1.04 and earlier, WRC-1167GHBK3-A v1.24 and earlier, and WRC-1167FEBK-A v1.18 and earlier.

Weakness: CWE-78

Which versions are affected by CVE-2023-37564?

It affects 5 products.

Products include Elecom Wrc-1167febk-a Firmware, Elecom Wrc-1167febk-S Firmware, Elecom Wrc-1167gebk-S Firmware, Elecom Wrc-1167ghbk-S Firmware, Elecom Wrc-1167ghbk3-a Firmware.

How do I fix CVE-2023-37564?

No fix has been published for CVE-2023-37564 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2023-37564 being exploited?

There is no known exploitation of CVE-2023-37564 in the wild and no public exploit code.

Sources

Also known as GHSA-cr74-486w-gf3m.