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Case File

CVE-1999-1228

HIGH · CVSS 7.5 EPSS 1.93%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 1998-09-27 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.5. It may be remotely exploitable.

CVE
CVE-1999-1228
Severity
HIGH
CVSS
7.5
EPSS
1.93%

Original NVD Description

Various modems that do not implement a guard time, or are configured with a guard time of 0, can allow remote attackers to execute arbitrary modem commands such as ATH, ATH0, etc., via a "+++" sequence that appears in ICMP packets, the subject of an e-mail message, IRC commands, and others.