What is the CVSS score of CVE-2020-29377?

CVE-2020-29377 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.3%.

Is there a public PoC exploit available for CVE-2020-29377?

Yes, a public proof-of-concept exploit is available for CVE-2020-29377. Prioritise patching immediately. EPSS: 1.3%.

V1600D Firmware CVE-2020-29377

CRITICAL

Use of Hard-coded Credentials (CWE-798)

2020-11-29 cve@mitre.org

Authentication Bypass V1600D Firmware

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Nov 29, 2020 - 01:15 nvd

CRITICAL 9.8

DescriptionNVD

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.

AnalysisAI

An issue was discovered on V-SOL V1600D V2.03.69 OLT devices. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Use of Hard-coded Credentials (CWE-798), which allows attackers to gain access using credentials embedded in source code. 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. Affected products include: Vsolcn V1600D Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Remove hard-coded credentials, use environment variables or secrets management, rotate exposed credentials immediately.