What is the CVSS score of CVE-2023-4990?

CVE-2023-4990 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 0.6%.

Mcl Net Firmware CVE-2023-4990

HIGH

Path Traversal (CWE-22)

2023-10-11 product-security@gg.jp.panasonic.com

Path Traversal Mcl Net Firmware Espeak Ng

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Oct 11, 2023 - 08:15 nvd

HIGH 7.5

DescriptionNVD

Directory traversal vulnerability in MCL-Net versions prior to 4.6 Update Package (P01) may allow attackers to read arbitrary files.

AnalysisAI

Directory traversal vulnerability in MCL-Net versions prior to 4.6 Update Package (P01) may allow attackers to read arbitrary files. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. Directory traversal vulnerability in MCL-Net versions prior to 4.6 Update Package (P01) may allow attackers to read arbitrary files. Affected products include: Espeak-Ng Espeak Ng, Mcl-Collection Mcl-Net Firmware. Version information: prior to 4.6.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.