What’s Vulnerable › Vulnerabilities
CVE-2020-29380
- Severity: medium (CVSS 5.9 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.5% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2020-11-29 · updated 2026-06-17
- Weakness: CWE-319
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 products
- Vsolcn V1600D-Mini Firmware: 1.01.48
- Vsolcn V1600D4L Firmware: 1.01.49
- Vsolcn V1600D Firmware: 2.03.57, 2.03.69
- Vsolcn V1600G1 Firmware: 1.9.7, 2.0.7
- Vsolcn V1600G2 Firmware: 1.1.4
References
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