Security readout for executives and security teams
Plain-English summary
CVE-2018-25254 is a critical remote code execution issue in NICO-FTP 3.0.1.19. An unauthenticated network attacker can send crafted FTP input that may take control of the affected service. Public exploit information exists, but the provided sources do not show confirmed active exploitation.
Executive priority
Treat as urgent for any reachable NICO-FTP 3.0.1.19 instance. The issue enables unauthenticated remote code execution and has public exploit material. If the product is not in use, priority is low after inventory confirmation.
Technical view
NICO-FTP 3.0.1.19 has a structured exception handler buffer overflow mapped to CWE-787. The CVSS 3.1 score is 9.8, with network attack vector, low complexity, no privileges, and no user interaction. The description states oversized FTP command handling can overwrite SEH pointers and redirect execution.
Likely exposure
Exposure is most likely where NICO-FTP 3.0.1.19 is installed and reachable over a network, especially if the FTP service is internet-facing. The provided sources identify only version 3.0.1.19 as affected.
Exploitation context
ExploitDB is listed as a public exploit reference, increasing practical risk. However, KEV status is false in the provided bundle, and no cited source confirms active exploitation in the wild.
Researcher notes
The source bundle identifies a SEH overwrite buffer overflow in NICO-FTP 3.0.1.19 and references ExploitDB 45442. Evidence is sufficient for critical severity and public exploit availability. It is insufficient to claim active exploitation, affected versions beyond 3.0.1.19, or an official vendor patch.
Mitigation direction
- Identify any NICO-FTP installations and confirm whether version 3.0.1.19 is present.
- If exposed, remove internet access to the FTP service while assessing risk.
- Check vendor or trusted advisory guidance for an official fix or replacement recommendation.
- Consider replacing unsupported or unmaintained FTP software if no fix is available.
- Monitor affected systems for crashes, unexpected service restarts, or suspicious FTP activity.
Validation and detection
- Inventory FTP services and match product/version against NICO-FTP 3.0.1.19.
- Review external attack surface records for exposed NICO-FTP services.
- Confirm whether compensating controls restrict access to trusted networks only.
- Check security tooling for alerts tied to NICO-FTP buffer overflow activity.
- Document whether public exploit exposure changes patch or retirement priority.
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.
CWE-787: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupExecution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2018-25254 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
- Critical
- CVSS
- 9.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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 vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H3.95.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
9.8CriticalVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- ExploitDB-45442CVE reference · exploit
- Product ReferenceCVE reference · product
- VulnCheck Advisory: NICO-FTP 3.0.1.19 Buffer Overflow SEHCVE reference · third-party-advisory
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.
Out-of-bounds Write
Out-of-bounds Write represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.