PT-2026-21757 · Binardat · 10G08-0800Gsm Network Switch

Kazuma Matsumoto · Published 2026-02-24 · Updated 2026-02-25 · CVE-2026-27519

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Binardat 10G08-0800GSM network switch firmware versions prior to V300SP10260209

Description The network switch firmware utilizes RC4 encryption with a hard-coded key embedded in client-side JavaScript. This static and exposed key allows an attacker to decrypt protected values, compromising confidentiality protections.

Recommendations Update to a version later than V300SP10260209.

Fix

Use of a Broken Cryptographic Algorithm

Weakness Enumeration

CWE-327

CWE-321

Related Identifiers

CVE-2026-27519

Affected Products

10G08-0800Gsm Network Switch

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2026-27519 · Security Note
• https://osv.dev/vulnerability/CVE-2026-27519 · Vendor Advisory
• https://twitter.com/CVEnew/status/2026676457171464414 · Twitter Post
• https://vulncheck.com/advisories/binardat-10g08-0800gsm-network-switch-hard-coded-rc4-encryption-key · Note
• https://binardat.com/products/8-port-10-gigabit-sfp-managed-switch,-support-1g-sfp-and-10g-sfp-module,-160gbps-bandwidth,-l3-web-managed,-metal-fanless-fiber-binardat-network-switch · Note
• https://twitter.com/RedPacketSec/status/2026537180324143455 · Twitter Post
• https://t.me/CVEtracker/45622 · Telegram Post