CVE-1999-0168: The portmapper may act as a proxy and redirect service requests from an attacker, making the request appear to come from
Summary
The portmapper may act as a proxy and redirect service requests from an attacker, making the request appear to come from the local host, possibly bypassing authentication that would otherwise have taken place. For example, NFS file systems could be mounted through the portmapper despite export restrictions.
Why It Matters
UNKNOWN severity with CVSS n/a.
Current Status
- Vulnerability status: Not listed in CISA KEV
- Last intelligence update: 2026-08-21 · source: NVD
Entity Activity Timeline
- 2026-08-21 — Intelligence record updated（NVD sync）
Severity
UNKNOWN
Source Attribution
Source: NVD · Updated: 2026-08-21T04:30:36.282Z · Confidence: high
Impact
Based on CVSS vector: n/a — assess confidentiality, integrity, and availability impact via the official vector documentation.
Affected Software
Fix
Upgrade affected software to the fixed version identified above. Apply vendor patches and monitor advisories before exposed systems go unpatched.
Sources & Evidence
Start Investigation
Move from reading to investigating CVE-1999-0168: The portmapper may act as a proxy and redirect service requests from an attacker, making the request appear to come from. The workspace is a structured analysis surface — not a chat — organised as:
- Question — what do you need to know about CVE-1999-0168: The portmapper may act as a proxy and redirect service requests from an attacker, making the request appear to come from?
- Evidence — assertions mapped to verifiable references.
- Timeline — events in chronological order.
- Related Entities — CVE, threat actor, campaign, malware links.
- Sources — NVD, CISA KEV, MITRE ATT&CK, vendor advisories.
- Notes — your own observations and working hypotheses.
AI assistance is limited to summarising, explaining, and suggesting related evidence. AI never completes your investigation, modifies entity relationships, or generates facts — all published analysis stays human-reviewed.
Recommended Tools
- CVE LookupOpen the full CVE record — severity, CVSS, affected products, CISA KEV and references.Open CVE record
Every tool runs passively or locally — inputs are never stored and no target is scanned.Start an investigation on this entity →