THREATPORT/VULNERABILITY/CVE-1999-1484
HIGH SEVERITY

CVE-1999-1484

Msn Setup Bulletin Board Services vulnerability

CVSS
7.5
EPSS
27.0%
EPSS pct
98th
Exploited
No known
Buffer overflow in MSN Setup BBS 4.71.0.10 ActiveX control (setupbbs.ocx) allows a remote attacker to execute arbitrary commands via the methods (1) vAddNewsServer or (2) bIsNewsServerConfigured.
Affected vendor
Microsoft
Affected product
Msn Setup Bulletin Board Services
CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Published
1999-09-24

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to partial impact to confidentiality, partial impact to integrity, partial impact to availability.

Its EPSS score of 27.0% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 98% of all scored CVEs.

Check your external exposure to CVE-1999-1484

  • Confirm whether Microsoft Msn Setup Bulletin Board Services is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-1999-1484.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-1999-1484

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-1999-1484 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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