CVE-2021-25948

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-25948
Prototype pollution vulnerability in 'expand-hash' versions 0.1.0 through 1.0.1 allows an attacker to cause a denial of service and may lead to remote code execution.

9.8 /10

CVSS v3 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5 /10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References
Link Resource
https://github.com/doowb/expand-hash/blob/556913f6c2f05848110b5b8261cfc78e5ce3dc77/index.js#L19 Exploit Third Party Advisory
https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25948 Exploit Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:expand-hash_project:expand-hash:*:*:*:*:*:*:*:*
History

20 Sep 2021, 13:50

Type Values Removed Values Added
CWE NVD-CWE-Other CWE-915

28 Jun 2021, 14:15

Type Values Removed Values Added
Summary Prototype pollution vulnerability in ‘expand-hash’ versions 0.1.0 through 1.0.1 allows an attacker to cause a denial of service and may lead to remote code execution. Prototype pollution vulnerability in 'expand-hash' versions 0.1.0 through 1.0.1 allows an attacker to cause a denial of service and may lead to remote code execution.

18 Jun 2021, 00:48

Type Values Removed Values Added
CWE NVD-CWE-Other
CVSS v2 : unknown
v3 : unknown 		v2 : 7.5
v3 : 9.8
CPE cpe:2.3:a:expand-hash_project:expand-hash:*:*:*:*:*:*:*:*
References (MISC) https://github.com/doowb/expand-hash/blob/556913f6c2f05848110b5b8261cfc78e5ce3dc77/index.js#L19 - (MISC) https://github.com/doowb/expand-hash/blob/556913f6c2f05848110b5b8261cfc78e5ce3dc77/index.js#L19 - Exploit, Third Party Advisory
References (MISC) https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25948 - (MISC) https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25948 - Exploit, Third Party Advisory

10 Jun 2021, 12:32

Type Values Removed Values Added
New CVE
Information

Published : 2021-06-10 12:15

Updated : 2023-12-10 13:55

NVD link : CVE-2021-25948

Mitre link : CVE-2021-25948

CVE.ORG link : CVE-2021-25948

JSON object : View

Products Affected

expand-hash_project

  • expand-hash
CWE
CWE-1321

Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')