CVE-2021-33501

CVSS V2 High 9.3 CVSS V3 Critical 9.6

Description

Overwolf Client 0.169.0.22 allows XSS, with resultant Remote Code Execution, via an overwolfstore:// URL.

Overview

CVE ID
CVE-2021-33501

Assigner
cve@mitre.org

Vulnerability Status
Analyzed

Published Version
2021-07-19T12:15:08

Last Modified Date
2021-07-29T18:25:06

Weakness Enumerations

CWE	URL
CWE-79	http://cwe.mitre.org/data/definitions/79.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:overwolf:overwolf:0.169.0.22:::::::*	1	OR

CVSS Version 2

Version
2.0

Vector String
AV:N/AC:M/Au:N/C:C/I:C/A:C

Access Vector
NETWORK

Access Compatibility
MEDIUM

Authentication
NONE

Confidentiality Impact
COMPLETE

Integrity Impact
COMPLETE

Availability Impact
COMPLETE

Base Score
9.3

Severity
HIGH

Exploitability Score
8.6

Impact Score
10

CVSS Version 3

Version
3.1

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

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
NONE

User Interaction
REQUIRED

Scope
CHANGED

Confidentiality Impact
HIGH

Availability Impact
HIGH

Base Score
9.6

Base Severity
CRITICAL

Exploitability Score
2.8

Impact Score
6

References

Reference URL	Reference Tags
https://www.overwolf.com	Product
https://swordbytes.com/blog/security-advisory-overwolf-1-click-remote-code-execution-cve-2021-33501/	Exploit Vendor Advisory
https://github.com/swordbytes/Advisories/blob/master/2021/Advisory_CVE-2021-33501.pdf	Exploit Third Party Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2021-33501
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-33501

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 06:59:05				Added to TrackCVE
2022-12-05 06:24:19	2021-07-19T12:15Z	2021-07-19T12:15:08	CVE Published Date	updated
2022-12-05 06:24:19		2021-07-29T18:25:06	CVE Modified Date	updated
2022-12-05 06:24:19		Analyzed	Vulnerability Status	updated