CVE-2020-29377
An issue was discovered on V-SOL V1600D V2.03.69 OLT devices. The string K0LTdi@gnos312$ is...
An issue was discovered on V-SOL V1600D V2.03.69 OLT devices. The string K0LTdi@gnos312$ is compared to the password provided by the the remote attacker. If it matches, access is provided.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An issue was discovered on V-SOL V1600D V2.03.69 OLT devices. The string K0LTdi@gnos312$ is compared to the password provided by the the remote attacker. If it matches, access is provided.
- Record
CVE-2020-29377- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-798
- Updated
- 2026-11-02
CVE List No score
An issue was discovered on V-SOL V1600D V2.03.69 OLT devices. The string K0LTdi@gnos312$ is compared to the password provided by the the remote attacker. If it matches, access is provided.
- Record
CVE-2020-29377- Updated
- 2026-11-02
EUVDEUVD-2020-21750 No score
An issue was discovered on V-SOL V1600D V2.03.69 OLT devices. The string K0LTdi@gnos312$ is compared to the password provided by the the remote attacker. If it matches, access is provided.
- Record
EUVD-2020-21750- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-v37v-92mh-7r2f No score
An issue was discovered on V-SOL V1600D V2.03.69 OLT devices. The string K0LTdi@gnos312$ is...
An issue was discovered on V-SOL V1600D V2.03.69 OLT devices. The string K0LTdi@gnos312$ is compared to the password provided by the the remote attacker. If it matches, access is provided.
- Record
GHSA-v37v-92mh-7r2f- Weakness
- CWE-798
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-29377 is a critical vulnerability (CVSS 9.8) in Vsolcn V1600d Firmware, published November 29, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.32%, the 70th percentile. No source names a fixed version.