A directory traversal vulnerability on Telos Z/IP One devices through 4.0.0r grants an…
Priority MEDIUM 49CWE-22Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
A directory traversal vulnerability on Telos Z/IP One devices through 4.0.0r grants an unauthenticated individual root level access to the device's file system. This can be used to identify configuration settings, password hashes for built-in accounts, and the cleartext password for remote configuration of the device through the WebUI.
Why it matters now
EPSS 0.04252 91st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
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 · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:telosalliance:z\/ip_one_firmware:*:*:*:*:*:*:*:* | up to 4.0.0r | Vulnerable | Telosalliance |
| cpe:2.3:h:telosalliance:z\/ip_one:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Telosalliance |
- cpe:2.3:o:telosalliance:z\/ip_one_firmware:*:*:*:*:*:*:*:* Versions up to 4.0.0r Vulnerable ·Telosalliance
- cpe:2.3:h:telosalliance:z\/ip_one:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Telosalliance
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-17383
- 2026-10-03 Alias added: GHSA-72j5-838x-5995
References
Sources
- CVE-2020-17383 · CVE Program
- CVE-2020-17383 · NVD
- FIRST EPSS
- GHSA-72j5-838x-5995 · 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