CVE-2020-29380

MEDIUM
5.9
CVSS Score
Published: November 29, 2020 at 12:46 AM UTC
Updated: June 17, 2026 at 03:11 AM UTC
10 products affected across 1 vendorV1600D FirmwareV1600D4L FirmwareV1600D Mini Firmware

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Severity
MEDIUM5.9
Exploit prediction
EPSS 0.5%

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

vsolcn-v1600d (same device)
vsolcn-v1600d-mini (same device)
vsolcn-v1600d4l (same device)
vsolcn-v1600g1 (same device)
vsolcn-v1600g2 (same device)
All versions
All versions
All versions
All versions
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

x_refsource_MISCMailing ListThird Party Advisory
https://seclists.org/fulldisclosure/2020/Jul/14

CVSS

Attack Vector
NETWORK
Complexity
HIGH
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-319CWE-522

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