What is the CVSS score of CVE-2023-30603?

CVE-2023-30603 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: 0.8%.

Coda 5310 Firmware CVE-2023-30603

CRITICAL

Use of Default Credentials (CWE-1392)

2023-06-02 twcert@cert.org.tw

Information Disclosure Coda 5310 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

Jun 02, 2023 - 11:15 nvd

CRITICAL 9.8

DescriptionNVD

Hitron Technologies CODA-5310 Telnet function with the default account and password, and there is no warning or prompt to ask users to change the default password and account. An unauthenticated remote attackers can exploit this vulnerability to obtain the administrator’s privilege, resulting in performing arbitrary system operation or disrupt service.

AnalysisAI

Hitron Technologies CODA-5310 Telnet function with the default account and password, and there is no warning or prompt to ask users to change the default password and account. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Use of Default Credentials (CWE-1392), which allows attackers to gain access using factory-default usernames and passwords. Hitron Technologies CODA-5310 Telnet function with the default account and password, and there is no warning or prompt to ask users to change the default password and account. An unauthenticated remote attackers can exploit this vulnerability to obtain the administrator’s privilege, resulting in performing arbitrary system operation or disrupt service. Affected products include: Hitrontech Coda-5310 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Force credential change on first use, remove default accounts, document required credential changes.