CVE-2001-0631

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Summary

CVECVE-2001-0631
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2001-08-22 04:00:00 UTC
Updated2026-04-06 14:12:46 UTC
DescriptionCentrinity First Class Internet Services 5.50 allows for the circumventing of the default 'spam' filters via the presence of '<@>' in the 'From:' field, which allows remote attackers to send spoofed email with the identity of local users.

Risk And Classification

Primary CVSS: v2.0 5 from [email protected]

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

EPSS: 0.005700000 probability, percentile 0.685530000 (date 2026-04-07)

Problem Types: NVD-CWE-Other | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Opentext Firstclass 5.50 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Neohapsis Archives - Bugtraq - FirstClass Internetgateway "stupidity" - From [email protected] af854a3a-2127-422b-91ae-364da2661108 archives.neohapsis.com Exploit, Vendor Advisory
Neohapsis Archives - Bugtraq - Re: [Fwd: FirstClass Internetgateway "stupidity"] - From [email protected] af854a3a-2127-422b-91ae-364da2661108 archives.neohapsis.com Vendor Advisory
Centrinity FirstClass Local User Mail Spoofing Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Broken Link
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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