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CVE-2000-0567

38
FAUCET Score

CVE-2000-0567 describes a buffer overflow vulnerability in Microsoft Outlook and Outlook Express, affecting versions 97, 98, 2000, and 4.0/5.0 respectively. This flaw allows remote attackers to execute arbitrary commands by sending an email with an excessively long "Date" field in the header. With a CVSS score of 5.0 (Medium), this vulnerability is easily exploitable over the network without authentication, potentially leading to partial integrity impact. While not currently on CISA's KEV catalog, exploit code for this specific buffer overflow has been publicly available since at least 2000, though there is no indication of active exploitation or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
97CPE matchmatch criteria
cpe:2.3:a:microsoft:outlook:97:*:*:*:*:*:*:*
98CPE matchmatch criteria
cpe:2.3:a:microsoft:outlook:98:*:*:*:*:*:*:*
2000CPE matchmatch criteria
cpe:2.3:a:microsoft:outlook:2000:*:*:*:*:*:*:*
4.0CPE matchmatch criteria
cpe:2.3:a:microsoft:outlook_express:4.0:*:*:*:*:*:*:*
4.01CPE matchmatch criteria
cpe:2.3:a:microsoft:outlook_express:4.01:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
32.33%
Probability of exploitation in next 30 days
EPSS Percentile
98.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
ExploitDB: EDB-20079 · Jul 18, 2000
This CVE's current EPSS score of 0.3233 is in the 98th percentile among its peer group of 23,701 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

docs.microsoft.com / en-us/security-updates/securitybulletins/2000/ms00-043
exchange.xforce.ibmcloud.com / vulnerabilities/4953
securityfocus.com / bid/1481