What is the CVSS score of CVE-2023-39346?

CVE-2023-39346 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: 0.9%.

Is there a patch available for CVE-2023-39346?

Yes, a patch is available for CVE-2023-39346. Update the affected software to the latest version immediately.

Linuxasmcallgraph CVE-2023-39346

CRITICAL

Unrestricted Upload of File with Dangerous Type (CWE-434)

2023-08-04 security-advisories@github.com

RCE File Upload Linuxasmcallgraph

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 04, 2023 - 21:15 nvd

CRITICAL 9.8

DescriptionNVD

LinuxASMCallGraph is software for drawing the call graph of the programming code. Linux ASMCallGraph before commit 20dba06bd1a3cf260612d4f21547c25002121cd5 allows attackers to cause a remote code execution on the server side via uploading a crafted ZIP file due to incorrect filtering rules of uploaded file. The problem has been patched in commit 20dba06bd1a3cf260612d4f21547c25002121cd5. There are no known workarounds.

AnalysisAI

LinuxASMCallGraph is software for drawing the call graph of the programming code. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Unrestricted File Upload vulnerability could allow attackers to upload malicious files that can be executed on the server.

Technical ContextAI

This vulnerability is classified as Unrestricted File Upload (CWE-434), which allows attackers to upload malicious files that can be executed on the server. LinuxASMCallGraph is software for drawing the call graph of the programming code. Linux ASMCallGraph before commit 20dba06bd1a3cf260612d4f21547c25002121cd5 allows attackers to cause a remote code execution on the server side via uploading a crafted ZIP file due to incorrect filtering rules of uploaded file. The problem has been patched in commit 20dba06bd1a3cf260612d4f21547c25002121cd5. There are no known workarounds. Affected products include: Renjikai Linuxasmcallgraph.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Validate file types server-side, store uploads outside webroot, use random filenames, scan for malware.