CVE-2004-1066: n/a vulnerability

CVE-2004-1066: The cmdline pseudofiles in (1) procfs on FreeBSD 4.8 through 5.3, and (2) linprocfs on FreeBSD 5.x through...

The cmdline pseudofiles in (1) procfs on FreeBSD 4.8 through 5.3, and (2) linprocfs on FreeBSD 5.x through 5.3, do not properly validate a process argument vector, which allows local users to cause a denial of service (panic) or read portions of kernel memory. NOTE: this candidate might be SPLIT into 2 separate items in the future.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 8, 2024, 00:39 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2004-1066 is a FreeBSD kernel-interface issue in procfs and linprocfs. A local user could crash the system or read parts of kernel memory. This matters mainly for legacy FreeBSD 4.8 through 5.3 systems, especially shared or shell-access hosts. Exposure is limited to FreeBSD 4.8 through 5.3 for procfs, and FreeBSD 5.x through 5.3 for linprocfs, where those filesystems are available or mounted. Modern systems are unlikely affected unless running these legacy versions. Treat as a legacy-system remediation item. Prioritize systems with untrusted local users, shared hosting, or critical availability needs. For modern supported FreeBSD environments, urgency is likely low unless inventory proves affected versions remain. Mitigation focus: Review FreeBSD-SA-04:17 for vendor-supported fixes or branch-specific guidance.; Upgrade affected legacy FreeBSD systems to a supported, fixed release where possible.; Restrict local shell access to trusted users until remediation is confirmed..

Prepared: Jul 11, 2026, 20:18 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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CVE-2004-1066 mapping review

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Dec 5, 2004, 05:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

2Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
freebsd-profs-linprocfs-info-disclosure(18321)CVE reference · vdb-entry, x_refsource_XF

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

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