CVE-2016-15058

High

Description

Hirschmann HiLCOS Classic Platform switches Classic L2E, L2P, L3E, L3P versions prior to 09.0.06 and Classic L2B prior to 05.3.07 contain a credential exposure vulnerability where user passwords are synchronized with SNMPv1/v2 community strings and transmitted in plaintext when the feature is enabled. Attackers with local network access can sniff SNMP traffic or extract configuration data to recover plaintext credentials and gain unauthorized administrative access to the switches.

SeverityHigh

CVSS8.1

Exploit probability—

ProductHirschmann HiLCOS Classic Platform

PublishedApr 3, 2026

First seenApr 3, 2026

Weakness typeCWE-257CWE-257

How to fix

Vendor advisories

assets.belden.com/m/1d8273c6205dc400/original/Security-Bulletin-Password-Sync-SNMP-v1-v2-BSECV-2016-12.pdf

Affected products

Product	Affected versions	Fixed in
Belden Hirschmann HiLCOS Classic Platform	v ≤ 09.0.05, v ≤ 05.3.06	—

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