Security readout for executives and security teams
Plain-English summary
Older Windows NT systems did not wipe the pagefile (a temporary disk area used to extend memory) when shutting down. Whatever sensitive data was cached there — passwords, keys, document fragments — remained on disk. Anyone who could later read the drive (a thief, a technician, a next user) could potentially recover that data. It is a data-at-rest hygiene issue, not a remote attack.
Executive priority
Low priority. This is a historical Windows NT hygiene finding with no active exploitation and negligible relevance to a modern estate. Address it only as part of legacy retirement, disk sanitization, or endpoint encryption programs — not as a standalone urgent action.
Technical view
On Windows NT the pagefile (pagefile.sys) is not zeroed on shutdown, so process memory swapped to disk persists after power-off. The registry value ClearPageFileAtShutdown under HKLM\SYSTEM\CurrentControlSet\Control\Session Manager\Memory Management controls this behavior and defaults to disabled on legacy NT. An attacker with physical or filesystem-level access to the drive can inspect the pagefile for residual secrets. No network vector; no CVSS assigned; no CWE cited in the bundle.
Likely exposure
Extremely limited today. Windows NT is end-of-life and out of mainstream support. Exposure exists only on legacy NT hosts still in service, decommissioned NT drives being disposed of, or forensic recovery scenarios. Modern Windows exposes the same setting but ships with better defaults and full-disk encryption options that neutralize the risk.
Exploitation context
Not listed in CISA KEV. No cited evidence of active exploitation. Realistic abuse requires physical or administrative access to the disk after shutdown — a post-compromise or lost-device scenario, not remote exploitation. The IBM X-Force reference and CVE Program record describe the weakness but do not report in-the-wild use.
Researcher notes
Bundle lists no CVSS, CWE, or affected CPE — vendor and product are marked n/a. Only one non-authoritative reference (IBM X-Force ID 216) beyond the CVE Program record. KEV flag is false. Weakness maps conceptually to CWE-212/CWE-226 (residual data in resource) but the record itself carries no CWE. Treat as a documentation artifact of NT-era hardening guidance rather than an actionable vulnerability on modern systems.
Mitigation direction
- Retire any remaining Windows NT systems; they are unsupported and carry broader risk than this CVE.
- Enable ClearPageFileAtShutdown (set value to 1) on legacy hosts where NT must remain temporarily.
- Enforce full-disk encryption (BitLocker or equivalent) on modern Windows to render residual pagefile data unreadable.
- Sanitize or physically destroy drives from decommissioned NT hosts before disposal or resale.
- Consult current Microsoft guidance for supported OS versions rather than relying on NT-era defaults.
Validation and detection
- Inventory environment for any Windows NT hosts still in production or lab use.
- On legacy or supported Windows, verify the ClearPageFileAtShutdown registry value under Session Manager\Memory Management.
- Confirm full-disk encryption status on all endpoints that could hold sensitive data in memory.
- Review media sanitization procedures for decommissioned Windows systems and audit recent disposals.
- Cross-check the CVE Program record and IBM X-Force entry for any updated advisory language.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-1999-0595 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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.
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
- https://exchange.xforce.ibmcloud.com/vulnerabilities/216CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.