What is the CVSS score of CVE-2023-34217?

CVE-2023-34217 has a CVSS 3.1 base score of 8.1 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H. EPSS exploitation probability: 0.4%.

Is there a patch available for CVE-2023-34217?

Yes, a patch is available for CVE-2023-34217. Update the affected software to the latest version immediately.

Tn 5900 Firmware CVE-2023-34217

HIGH

Path Traversal (CWE-22)

2023-08-17 psirt@moxa.com

Path Traversal Tn 5900 Firmware Tn 4900 Firmware

8.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.1 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Aug 17, 2023 - 07:15 nvd

HIGH 8.1

DescriptionNVD

TN-4900 Series firmware versions v1.2.4 and prior and TN-5900 Series firmware versions v3.3 and prior are vulnerable to the command-injection vulnerability. This vulnerability stems from insufficient input validation in the certificate-delete function, which could potentially allow malicious users to delete arbitrary files.

AnalysisAI

TN-4900 Series firmware versions v1.2.4 and prior and TN-5900 Series firmware versions v3.3 and prior are vulnerable to the command-injection vulnerability. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, low attack complexity. This Path Traversal vulnerability could allow attackers to access files and directories outside the intended path.

Technical ContextAI

This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. TN-4900 Series firmware versions v1.2.4 and prior and TN-5900 Series firmware versions v3.3 and prior are vulnerable to the command-injection vulnerability. This vulnerability stems from insufficient input validation in the certificate-delete function, which could potentially allow malicious users to delete arbitrary files. Affected products include: Moxa Tn-5900 Firmware, Moxa Tn-4900 Firmware.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.