PT-2023-26956 · Elecom · Elecom Wrc-X1800Gsa-B

Chuya Hayakawa · Published 2023-08-18 · Updated 2025-02-17 · CVE-2023-39454

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions ELECOM WRC-X1800GS-B versions 1.13 and earlier ELECOM WRC-X1800GSA-B versions 1.13 and earlier ELECOM WRC-X1800GSH-B versions 1.13 and earlier

Description A buffer overflow vulnerability exists in ELECOM wireless LAN routers, which may allow an unauthenticated attacker to execute arbitrary code.

Recommendations For ELECOM WRC-X1800GS-B versions 1.13 and earlier, update to a version later than 1.13 to resolve the issue. For ELECOM WRC-X1800GSA-B versions 1.13 and earlier, update to a version later than 1.13 to resolve the issue. For ELECOM WRC-X1800GSH-B versions 1.13 and earlier, update to a version later than 1.13 to resolve the issue. As a temporary workaround, consider restricting access to the router until a patch is available.

Fix

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2023-39454

Affected Products

Elecom Wrc-X1800Gsa-B

References · 8

• https://elecom.co.jp/news/security/20230711-01 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-39454 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-39454 · Security Note
• https://t.me/cvenotify/111552 · Telegram Post
• https://t.me/cvenotify/56845 · Telegram Post
• https://twitter.com/CVEnew/status/1692474779813515645 · Twitter Post
• https://t.me/cibsecurity/68820 · Telegram Post
• https://jvn.jp/en/vu/JVNVU91630351 · Note