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TI-2020-17661 Aliases CVE-2020-29380GHSA-4h99-r3f2-hx6m

An issue was discovered on V-SOL V1600D V2.03.69 and V2.03.57, V1600D4L V1.01.49…

Priority LOW 27CWE-319Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
High
Impact type
Information disclosure
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-319.

Summary

An issue was discovered on V-SOL V1600D V2.03.69 and V2.03.57, V1600D4L V1.01.49, V1600D-MINI V1.01.48, V1600G1 V2.0.7 and V1.9.7, and V1600G2 V1.1.4 OLT devices. TELNET is offered by default but SSH is not always available. An attacker can intercept passwords sent in cleartext and conduct a man-in-the-middle attack on the management of the appliance.

Why it matters now

EPSS 0.0048 41st percentileScored 2026-11-07
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 · 12

CPEVersionsRoleVendor
cpe:2.3:o:vsolcn:v1600d_firmware:2.03.57:*:*:*:*:*:*:*2.03.57VulnerableVsolcn
cpe:2.3:o:vsolcn:v1600d_firmware:2.03.69:*:*:*:*:*:*:*2.03.69VulnerableVsolcn
cpe:2.3:h:vsolcn:v1600d:-:*:*:*:*:*:*:*not specified by NVDRunning onVsolcn
cpe:2.3:o:vsolcn:v1600d4l_firmware:1.01.49:*:*:*:*:*:*:*1.01.49VulnerableVsolcn
cpe:2.3:h:vsolcn:v1600d4l:-:*:*:*:*:*:*:*not specified by NVDRunning onVsolcn
cpe:2.3:o:vsolcn:v1600d-mini_firmware:1.01.48:*:*:*:*:*:*:*1.01.48VulnerableVsolcn
cpe:2.3:h:vsolcn:v1600d-mini:-:*:*:*:*:*:*:*not specified by NVDRunning onVsolcn
cpe:2.3:o:vsolcn:v1600g1_firmware:1.9.7:*:*:*:*:*:*:*1.9.7VulnerableVsolcn
cpe:2.3:o:vsolcn:v1600g1_firmware:2.0.7:*:*:*:*:*:*:*2.0.7VulnerableVsolcn
cpe:2.3:h:vsolcn:v1600g1:-:*:*:*:*:*:*:*not specified by NVDRunning onVsolcn
  • cpe:2.3:o:vsolcn:v1600d_firmware:2.03.57:*:*:*:*:*:*:* Versions 2.03.57 Vulnerable ·Vsolcn
  • cpe:2.3:o:vsolcn:v1600d_firmware:2.03.69:*:*:*:*:*:*:* Versions 2.03.69 Vulnerable ·Vsolcn
  • cpe:2.3:h:vsolcn:v1600d:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Vsolcn
  • cpe:2.3:o:vsolcn:v1600d4l_firmware:1.01.49:*:*:*:*:*:*:* Versions 1.01.49 Vulnerable ·Vsolcn
  • cpe:2.3:h:vsolcn:v1600d4l:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Vsolcn
  • cpe:2.3:o:vsolcn:v1600d-mini_firmware:1.01.48:*:*:*:*:*:*:* Versions 1.01.48 Vulnerable ·Vsolcn
  • cpe:2.3:h:vsolcn:v1600d-mini:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Vsolcn
  • cpe:2.3:o:vsolcn:v1600g1_firmware:1.9.7:*:*:*:*:*:*:* Versions 1.9.7 Vulnerable ·Vsolcn
  • cpe:2.3:o:vsolcn:v1600g1_firmware:2.0.7:*:*:*:*:*:*:* Versions 2.0.7 Vulnerable ·Vsolcn
  • cpe:2.3:h:vsolcn:v1600g1:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Vsolcn
Show 2 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:vsolcn:v1600g2_firmware:1.1.4:*:*:*:*:*:*:*1.1.4VulnerableVsolcn
cpe:2.3:h:vsolcn:v1600g2:-:*:*:*:*:*:*:*not specified by NVDRunning onVsolcn
  • cpe:2.3:o:vsolcn:v1600g2_firmware:1.1.4:*:*:*:*:*:*:* Versions 1.1.4 Vulnerable ·Vsolcn
  • cpe:2.3:h:vsolcn:v1600g2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Vsolcn

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-29380
  2. 2026-10-03 Alias added: GHSA-4h99-r3f2-hx6m

References

Advisory 1

  • TI-2020-17662 An issue was discovered on V-SOL V1600D V2.03.69 and V2.03.57, V1600D4L V1.01.49… CVSS 3.1CRITICAL 9.8
  • TI-2020-17657 An issue was discovered on V-SOL V1600D V2.03.69 and V2.03.57, V1600D4L V1.01.49… CVSS 3.1CRITICAL 9.8
  • TI-2020-17659 An issue was discovered on V-SOL V1600D V2.03.69 and V2.03.57, V1600D4L V1.01.49… CVSS 3.1HIGH 8.8
  • TI-2020-17656 An issue was discovered on V-SOL V1600D V2.03.69 and V2.03.57, V1600D4L V1.01.49… CVSS 3.1HIGH 8.8
  • TI-2020-17664 An issue was discovered on V-SOL V1600D4L V1.01.49 and V1600D-MINI V1.01.48 OLT devices. CVSS 3.1HIGH 7.8
  • TI-2020-17660 An issue was discovered on V-SOL V1600D4L V1.01.49 and V1600D-MINI V1.01.48 OLT devices. CVSS 3.1MEDIUM 5.5

Sources

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