IrixOperating system · Sgi

CVE-1999-0018

HIGH · 10.0 CVSS v2.0 Published 1997-12-05
Patch available
A vendor patch is available. No clean upgrade release — apply the published patch.
See remediation →
100/100
Remediation priority · Urgent
Public exploit Remotely reachable No privileges Zero-click Patch available

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
Buffer overflow in statd allows root privileges.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis

A detailed technical summary for this CVE is being prepared.

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
IrixOperating system
Affected:= 5.0= 5.0.1= 5.1= 5.1.1= 5.2= 5.3
AixOperating system
Affected:= 3.2= 4.1
SolarisOperating system
Affected:= 2.4= 2.5= 2.5.1
SunosOperating system
Affected:= 5.4= 5.5= 5.5.1

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Network
Complexity
Low
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete

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

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

dbcve · scoped
Patch available Apply the vendor patch
Recommended fix Moderate confidence

These are end-of-life legacy systems with no direct upgrade path; replace with currently supported operating system versions (e.g., modern Solaris 11.x, AIX 7.x, or equivalent)

  1. Verify if the statd service is running on affected systems using 'ps -ef | grep statd' or similar process listing commands
  2. If statd is not required for business operations, disable the service entirely - on these older systems this typically involves modifying /etc/rc.config or removing startup scripts in /etc/init.d
  3. If statd is required, implement network segmentation to restrict access to port 111 (RPC portmapper) and port 4045 (statd) to only trusted network segments
  4. Consider migrating to supported operating system versions as these listed versions (IRIX 5.x, AIX 3.2/4.1, Solaris 2.4-2.5.1, SunOS 5.4-5.5.1) are all end-of-life and no longer receive security patches
Caveat Complete system replacement is required as these legacy versions cannot be upgraded in-place to modern supported releases; legacy application compatibility may be affected

Generated from the published advisory — verify against the referenced sources before acting.

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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-1999-0018 in production — separate from our analysis above.

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