HIGH SEVERITY

CVE-1999-0554

CVE-1999-0554 vulnerability

CVSS
10.0
EPSS
11.1%
EPSS pct
95th
Exploited
No known
NFS exports system-critical data to the world, e.g. / or a password file.
Affected vendor
See references
Affected product
See references
CVSS vector
AV:N/AC:L/Au:N/C:C/I:C/A:C
Published
1999-01-01

Risk analysis

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

Its EPSS score of 11.1% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 95% of all scored CVEs.

Check your external exposure to CVE-1999-0554

  • Confirm whether the affected software is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-1999-0554.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-1999-0554

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-1999-0554 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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