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Case File

CVE-1999-1043

MEDIUM · CVSS 5 EPSS 13.33%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 1999-12-31 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.0. It affects Microsoft, Exchange. Its EPSS score suggests a 13.3% probability of exploitation in the next 30 days. It may be remotely exploitable. It may lead to a denial-of-service condition.

CVE
CVE-1999-1043
Severity
MEDIUM
CVSS
5
EPSS
13.33%
Microsoft Exchange

Original NVD Description

Microsoft Exchange Server 5.5 and 5.0 does not properly handle (1) malformed NNTP data, or (2) malformed SMTP data, which allows remote attackers to cause a denial of service (application error).