Security readout for executives and security teams
A very old flaw in Fastream FTP++ 2.0, a Windows FTP server product from 2000, lets a remote user crash the service by sending an oversized username at login. The advisory also warns that a crafted long username might let an attacker run commands on the host. In modern environments the software is effectively abandoned, so the practical concern is any legacy system still running it. Exposure is limited to hosts still running Fastream FTP++ 2.0, a discontinued Windows FTP server from 2000. Any surviving instance reachable on port 21 from untrusted networks is directly at risk, since the pre-authentication USER command is the trigger. Modern enterprises are unlikely to run this software, but forgotten legacy servers remain plausible. Low priority for most organizations because the product is obsolete and unlikely to be deployed. If discovery finds a live Fastream FTP++ 2.0 host, treat as high priority for retirement due to pre-auth crash and possible code execution risk. Fold detection into standard legacy-software sweeps rather than a dedicated program. Mitigation focus: Identify and decommission any Fastream FTP++ 2.0 instances; the product is unsupported.; Replace with a maintained FTP/SFTP server such as a current vendor-supported alternative.; Block inbound TCP/21 from untrusted networks at the perimeter and host firewall..
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-2000-0831 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
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.