The NTP time-server interface on Meinberg IMS-LANTIME M3000, IMS-LANTIME M1000…
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · None
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-264.
Summary
The NTP time-server interface on Meinberg IMS-LANTIME M3000, IMS-LANTIME M1000, IMS-LANTIME M500, LANTIME M900, LANTIME M600, LANTIME M400, LANTIME M300, LANTIME M200, LANTIME M100, SyncFire 1100, and LCES devices with firmware before 6.20.004 allows remote authenticated users to obtain root privileges for writing to unspecified scripts, and consequently obtain sensitive information or modify data, by leveraging access to the nobody account.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 12
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:meinberg:ntp_server_firmware:*:*:*:*:*:*:*:* | up to 6.0 | Vulnerable | Meinberg |
| cpe:2.3:h:meinberg:ims-lantime_m1000:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Meinberg |
| cpe:2.3:h:meinberg:ims-lantime_m3000:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Meinberg |
| cpe:2.3:h:meinberg:ims-lantime_m500:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Meinberg |
| cpe:2.3:h:meinberg:lantime_m100:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Meinberg |
| cpe:2.3:h:meinberg:lantime_m200:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Meinberg |
| cpe:2.3:h:meinberg:lantime_m300:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Meinberg |
| cpe:2.3:h:meinberg:lantime_m400:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Meinberg |
| cpe:2.3:h:meinberg:lantime_m600:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Meinberg |
| cpe:2.3:h:meinberg:lantime_m900:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Meinberg |
- cpe:2.3:o:meinberg:ntp_server_firmware:*:*:*:*:*:*:*:* Versions up to 6.0 Vulnerable ·Meinberg
- cpe:2.3:h:meinberg:ims-lantime_m1000:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Meinberg
- cpe:2.3:h:meinberg:ims-lantime_m3000:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Meinberg
- cpe:2.3:h:meinberg:ims-lantime_m500:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Meinberg
- cpe:2.3:h:meinberg:lantime_m100:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Meinberg
- cpe:2.3:h:meinberg:lantime_m200:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Meinberg
- cpe:2.3:h:meinberg:lantime_m300:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Meinberg
- cpe:2.3:h:meinberg:lantime_m400:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Meinberg
- cpe:2.3:h:meinberg:lantime_m600:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Meinberg
- cpe:2.3:h:meinberg:lantime_m900:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Meinberg
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2016-3989
- 2026-10-03 Alias added: GHSA-qf6p-prwp-r624
References
Exploit 1
More Meinberg Ims-lantime M1000 vulnerabilities
- TI-2016-03368 Stack-based buffer overflow in the NTP time-server interface on Meinberg IMS-LANTIME… CVSS 3.0HIGH 7.3
- TI-2016-03389 Multiple stack-based buffer overflows in the NTP time-server interface on Meinberg… CVSS 3.0HIGH 7.3
Sources
- CVE-2016-3989 · CVE Program
- CVE-2016-3989 · NVD
- FIRST EPSS
- GHSA-qf6p-prwp-r624 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences