CVE-2020-15529

CVSS V2 High 9.3 CVSS V3 High 7.8

Description

An issue was discovered in GOG Galaxy Client 2.0.17. Local escalation of privileges is possible when a user installs a game or performs a verify/repair operation. The issue exists because of weak file permissions and can be exploited by using opportunistic locks.

Overview

CVE ID
CVE-2020-15529

Assigner
cve@mitre.org

Vulnerability Status
Analyzed

Published Version
2020-07-05T01:15:10

Last Modified Date
2021-07-21T11:39:23

Weakness Enumerations

CWE	URL
CWE-667	http://cwe.mitre.org/data/definitions/667.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:gog:galaxy:2.0.17:::::windows::	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:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector
LOCAL

Attack Compatibility
LOW

Privileges Required
NONE

User Interaction
REQUIRED

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
HIGH

Base Score
7.8

Base Severity
HIGH

Exploitability Score
1.8

Impact Score
5.9

References

Reference URL	Reference Tags
http://daniels-it-blog.blogspot.com/2020/07/gog-galaxy-escalation-of-privileges.html	Third Party Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2020-15529
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15529

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 07:02:40				Added to TrackCVE
2022-12-04 19:09:50	2020-07-05T01:15Z	2020-07-05T01:15:10	CVE Published Date	updated
2022-12-04 19:09:50		2021-07-21T11:39:23	CVE Modified Date	updated
2022-12-04 19:09:50		Analyzed	Vulnerability Status	updated