Vulnerability Report

CVE-2021-22921

Title: Local Privilege Escalation on Windows

Privilege Escalation

Proof Of Concept

No public PoC currently indexed for CVE-2021-22921.

CWE Category CWE-732

Published Date Jul 12, 2021

Modified Date Nov 21, 2024

Exploit Status Not Found

Score 7.8 CVSS v3.1

Exploit Probability (EPSS)

0.53%

Vulnerability Summary

CVE-2021-22921: Node.js before 16.4.1, 14.17.2, and 12.22.2 is vulnerable to local privilege escalation attacks under certain conditions on Windows platforms. More specifically, improper configuration of permissions in the installation directory allows an attacker to perform two different escalation attacks: PATH and DLL hijacking.

Impacted Vendors

nodejs 1

joyent 1

siemens 1

Reference Links

https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf https://hackerone.com/reports/1211160 https://nodejs.org/en/blog/vulnerability/july-2021-security-releases/ https://security.netapp.com/advisory/ntap-20210805-0003/ https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf https://hackerone.com/reports/1211160 https://nodejs.org/en/blog/vulnerability/july-2021-security-releases/ https://security.netapp.com/advisory/ntap-20210805-0003/

CVSS v3.1

Source Entity [email protected]

Severity HIGH

7.8

Attack Vector

LOCAL

Complexity

LOW

Privileges

N/A

Interaction

REQUIRED

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

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

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

4.4

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:L/AC:M/Au:N/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2021-22921 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

November 21, 2024 MODIFIED

Vulnerability data or affected products updated.

July 12, 2021 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector LOCAL

Complexity LOW

Privileges N/A

Interaction REQUIRED

CVSS Vector String


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

Affected Stack

No specific products linked.