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Case File

CVE-1999-1559

MEDIUM · CVSS 5 EPSS 1.67%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 1999-03-31 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.0. It may be remotely exploitable.

CVE
CVE-1999-1559
Severity
MEDIUM
CVSS
5
EPSS
1.67%

Original NVD Description

Xylan OmniSwitch before 3.2.6 allows remote attackers to bypass the login prompt via a CTRL-D (control d) character, which locks other users out of the switch because it only supports one session at a time.