Current Description

Microsoft Outlook Express before 4.72.3612.1700 allows a malicious user to send a message that contains a .., which can inadvertently cause Outlook to re-enter POP3 command mode and cause the POP3 session to hang.

Basic Data

PublishedMay 11, 1999
Last ModifiedOctober 18, 2016
Data TypeCVE
Data FormatMITRE
Data Version4.0
Problem TypeNVD-CWE-Other
CVE Data Version4.0

Base Metric V2

CVSS 2 - Version2.0
CVSS 2 - Vector StringAV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS 2 - Access VectorNETWORK
CVSS 2 - Access ComplexityLOW
CVSS 2 - AuthenticationNONE
CVSS 2 - Confidentiality ImpactNONE
CVSS 2 - Availability ImpactPARTIAL
CVSS 2 - Base Score5.0
Exploitability Score10.0
Impact Score2.9
Obtain All Privilegefalse
Obtain User Privilegefalse
Obtain Other Privilegefalse

Base Metric V3

No data provided.


  • OR - Configuration 1
    Cpe VersionPartVendorProductVersionUpdateEditionLanguageSW EditionTarget SWTarget HWOtherVersion Start IncludingVersion End IncludingVersion Start ExcludingVersion End Excluding
    2.3ApplicationMicrosoftOutlook Express4.27.3110.1*******
    2.3ApplicationMicrosoftOutlook Express4.72.3120.0*******
    2.3ApplicationMicrosoftOutlook Express********4.72.3612.1700

Vulnerable Software List

Microsoft Outlook Express *, 4.27.3110.1, 4.72.3120.0


19990511 Outlook Express Win98 bug
19990512 Outlook Express Win98 bug, addition.
252 Patch Vendor Advisory