What is the CVSS score of CVE-2024-42638?

CVE-2024-42638 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: 0.6%.

Is there a public PoC exploit available for CVE-2024-42638?

Yes, a public proof-of-concept exploit is available for CVE-2024-42638. Prioritise patching immediately. EPSS: 0.6%.

Magic B1St Firmware CVE-2024-42638

CRITICAL

Use of Hard-coded Credentials (CWE-798)

2024-08-16 cve@mitre.org

Authentication Bypass Magic B1St 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

Aug 16, 2024 - 18:15 nvd

CRITICAL 9.8

DescriptionNVD

H3C Magic B1ST v100R012 was discovered to contain a hardcoded password vulnerability in /etc/shadow, which allows attackers to log in as root.

AnalysisAI

H3C Magic B1ST v100R012 was discovered to contain a hardcoded password vulnerability in /etc/shadow, which allows attackers to log in as root. 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. H3C Magic B1ST v100R012 was discovered to contain a hardcoded password vulnerability in /etc/shadow, which allows attackers to log in as root. Affected products include: H3C Magic B1St 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.