// For flags

CVE-2024-36137

nodejs: fs.fchown/fchmod bypasses permission model

Severity Score

3.9
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

A vulnerability has been identified in Node.js, affecting users of the experimental permission model when the --allow-fs-write flag is used.

Node.js Permission Model do not operate on file descriptors, however, operations such as fs.fchown or fs.fchmod can use a "read-only" file descriptor to change the owner and permissions of a file.

A flaw was found in Node.js, affecting users of the experimental permission model when the --allow-fs-write flag is used. The Node.js Permission Model does not operate on file descriptors. However, operations such as fs.fchown or fs.fchmod can use a "read-only" file descriptor to change the owner and permissions of a file.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2024-05-21 CVE Reserved
  • 2024-09-07 CVE Published
  • 2024-09-08 EPSS Updated
  • 2024-09-09 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-732: Incorrect Permission Assignment for Critical Resource
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Nodejs
Search vendor "Nodejs"
Node
Search vendor "Nodejs" for product "Node"
20.15.0
Search vendor "Nodejs" for product "Node" and version "20.15.0"
en
Affected
Nodejs
Search vendor "Nodejs"
Node
Search vendor "Nodejs" for product "Node"
22.4.0
Search vendor "Nodejs" for product "Node" and version "22.4.0"
en
Affected