## 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).

## Severity

Overall Severity: N/A

### CVSS Metrics

Type | Score | Severity | Vector
--- | --- | --- | ---

## Affected Products

### microsoft - exchange_server

Affected Versions:

- 5.0

### microsoft - exchange_server

Affected Versions:

- 5.5

## References

- https://docs.microsoft.com/en-us/security-updates/securitybulletins/1998/ms98-007
  Patch Vendor Advisory
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/1998/ms98-007
  Patch Vendor Advisory

Neural Processor Active