HIGH SEVERITY

CVE-1999-0365

Metaip vulnerability

CVSS
7.5
EPSS
4.1%
EPSS pct
90th
Exploited
No known
The metamail package allows remote command execution using shell metacharacters that are not quoted in a mailcap entry.
Affected vendor
Metainfo
Affected product
Metaip
CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Published
1999-02-04

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 4.1% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 90% of all scored CVEs.

Check your external exposure to CVE-1999-0365

  • Confirm whether Metainfo Metaip is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-1999-0365.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-1999-0365

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-1999-0365 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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