CVE-2000-0567

Outlook vulnerability

CVSS

5.0

EPSS

32.3%

EPSS pct

98th

Exploited

No known

Buffer overflow in Microsoft Outlook and Outlook Express allows remote attackers to execute arbitrary commands via a long Date field in an email header, aka the "Malformed E-mail Header" vulnerability.

Affected vendor

Microsoft

Affected product

Outlook

CVSS vector

AV:N/AC:L/Au:N/C:N/I:P/A:N

Published

2000-07-18

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to partial impact to integrity.

Its EPSS score of 32.3% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 98% of all scored CVEs.

Check your external exposure to CVE-2000-0567

Confirm whether Microsoft Outlook is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2000-0567.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2000-0567

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2000-0567 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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