National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-5237 Detail

Current Description

Valve Steam 3.42.16.13 uses weak permissions for the files in the Steam program directory, which allows local users to modify the files and possibly gain privileges as demonstrated by a Trojan horse Steam.exe file.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 4.8 MEDIUM
Vector: AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L (V3 legend)
Impact Score: 3.4
Exploitability Score: 1.3


Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): Low
Integrity (I): Low
Availability (A): Low

CVSS v2.0 Severity and Metrics:

Base Score: 1.9 LOW
Vector: (AV:L/AC:M/Au:N/C:N/I:P/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 3.4


Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): None
Integrity (I): Partial
Availability (A): None
Additional Information:
Victim must voluntarily interact with attack mechanism
Allows unauthorized modification

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://packetstormsecurity.com/files/137343/Valve-Steam-3.42.16.13-Local-Privilege-Escalation.html Exploit Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/39888/

Technical Details

Vulnerability Type (View All)

  • Permissions, Privileges, and Access Control (CWE-264)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:valvesoftware:steamos:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
3.42.16.13


Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-5237
NVD Published Date:
01/23/2017
NVD Last Modified:
09/06/2017