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TI-2020-11778 Aliases CVE-2020-14976GHSA-qr8q-68j6-fq2f

GNS3 ubridge through 0.9.18 on macOS, as used in GNS3 server before 2.1.17, allows a…

Priority LOW 25CWE-269Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Privilege escalation
Confidentiality · integrity · availability
High · None · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-269.

Summary

GNS3 ubridge through 0.9.18 on macOS, as used in GNS3 server before 2.1.17, allows a local attacker to read arbitrary files because it handles configuration-file errors by printing the configuration file while executing in a setuid root context.

Why it matters now

EPSS 0.00483 41st 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

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:gns3:ubridge:*:*:*:*:*:macos:*:*up to 0.9.18VulnerableGns3
cpe:2.3:a:gns3:gns3:*:*:*:*:*:*:*:*before 2.1.17Running onGns3
  • cpe:2.3:a:gns3:ubridge:*:*:*:*:*:macos:*:* Versions up to 0.9.18 Vulnerable ·Gns3
  • cpe:2.3:a:gns3:gns3:*:*:*:*:*:*:*:* Versions before 2.1.17 Running on ·Gns3

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-14976
  2. 2026-10-03 Alias added: GHSA-qr8q-68j6-fq2f

References

Exploit 1

Patch 1

Advisory 2

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences