GHSA-p8fm-w787-x6x3: Portionfatty12 Malicious Package Vulnerability

CRITICAL
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CVSS 9.8
CWE-506
Published
Advisory Summary

GHSA-p8fm-w787-x6x3 is a CRITICAL (CVSS 9.8) malicious package vulnerability (CWE-506: Embedded Malicious Code) affecting Portionfatty12 libraries in the npm ecosystem. The issue involves malicious package in portionfatty12. Remediation is available in the latest vendor maintenance releases.

GHSA-p8fm-w787-x6x3 at a Glance

CVE Identifier N/A
GHSA Identifier GHSA-p8fm-w787-x6x3
Severity CRITICAL
CVSS v3.1 Base Score 9.8
CWE Classification CWE-506: Embedded Malicious Code
Affected Product Portionfatty12
Package Ecosystem npm
Published Date
Last Updated

Security Impact

CVSS: 9.8

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

Attack Vector Network (AV:N)
Attack Complexity Low (AC:L)
Privileges Required None (PR:N)
User Interaction None (UI:N)
Scope Unchanged (S:U)
Confidentiality High (C:H)
Integrity High (I:H)
Availability High (A:H)

How to Fix GHSA-p8fm-w787-x6x3

To remediate this vulnerability, upgrade all affected Portionfatty12 dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

portionfatty12 fixed: Latest secure release 
npm install portionfatty12@Latest secure release
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

npm ls portionfatty12

How to Check if You Are Affected

To determine whether your Node.js application is affected by GHSA-p8fm-w787-x6x3, inspect your project dependencies using npm:

npm ls portionfatty12

Analyze the terminal output to locate any version of Portionfatty12 in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than the patched release), your application is affected.

Note: The npm ls portionfatty12 command inspects dependencies declared in your package.json and lockfile; it does not perform automated runtime dynamic scanning.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-506: Embedded Malicious Code, where the product contains code that appears to be malicious in nature. In Portionfatty12, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

All versions of `portionfatty12` are considered malicious. The package is malware designed to steal user's data. When installed it uploads the user's public SSH keys to a remote server. ## Recommendation This package is not available on the npm Registry anymore. If you happen to find this package in your environment you should consider the system it was installed on compromised and assess if further response (such as rotating all credentials found on the compromised machine) is necessary.

GHSA-p8fm-w787-x6x3 Affected Portionfatty12 Versions

1 component(s)
Product / Package Ecosystem Affected Versions Fixed Version
portionfatty12
npm/portionfatty12
npm
≥ 0.0.0

References

www.npmjs.com/advisories/765 WEB
https://www.npmjs.com/advisories/765

Frequently Asked Questions

What is GHSA-p8fm-w787-x6x3?
GHSA-p8fm-w787-x6x3 is a security vulnerability in Portionfatty12 involving Malicious Package in portionfatty12 under CWE-506: Embedded Malicious Code.
Which Portionfatty12 versions are affected?
Affected versions include releases prior to current release patches across affected packages: portionfatty12.
What version fixes GHSA-p8fm-w787-x6x3?
Upgrading to current release patches (or the latest patched release for your respective branch) resolves the vulnerability.
Is portionfatty12 affected?
Yes, portionfatty12 is affected in releases prior to Latest secure release. Upgrade your dependency to Latest secure release or later.
What is the CVSS score of GHSA-p8fm-w787-x6x3?
GHSA-p8fm-w787-x6x3 has a CVSS v3.1 base score of 9.8 (CRITICAL) with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
What CWE is associated with GHSA-p8fm-w787-x6x3?
GHSA-p8fm-w787-x6x3 is classified under CWE-506: Embedded Malicious Code (The product contains code that appears to be malicious in nature.).
How can I check npm dependencies for GHSA-p8fm-w787-x6x3?
Run the dependency tree command: 'npm ls portionfatty12'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-p8fm-w787-x6x3",
  "modified" : "2021-10-01T13:42:27Z",
  "published" : "2020-09-02T15:50:28Z",
  "aliases" : [ ],
  "summary" : "Malicious Package in portionfatty12",
  "details" : "All versions of `portionfatty12` are considered malicious. The package is malware designed to steal user's data. When installed it uploads the user's public SSH keys to a remote server.\n\n\n## Recommendation\n\nThis package is not available on the npm Registry anymore. If you happen to find this package in your environment you should consider the system it was installed on compromised and assess if further response (such as rotating all credentials found on the compromised machine) is necessary.\n",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "npm",
      "name" : "portionfatty12"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0.0.0"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "WEB",
    "url" : "https://www.npmjs.com/advisories/765"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-506" ],
    "severity" : "CRITICAL",
    "github_reviewed" : true,
    "github_reviewed_at" : "2020-08-31T18:34:55Z",
    "nvd_published_at" : null
  }
}