CVE-1999-1043

medium Microsoft
CVSS v3 Base Score
5.0
AV:N/AC:L/Au:N/C:N/I:N/A:P
EPSS Score
6.5%
Exploitation probability in 30 days
Top 9% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Confidentiality
None
Integrity
None
Availability
P
Published: December 31, 1999 (9631 days ago)
Last Modified: April 16, 2026
Vendor: Microsoft
Source: 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).

CWE

NVD-CWE-noinfo

Affected Products

microsoft exchange server

References

🔗 docs.microsoft.com 🔗 docs.microsoft.com