CVE-2019-17216: Use of Password Hash With Insufficient Computational Effort

An issue was discovered on V-Zug Combi-Steam MSLQ devices before Ethernet R07 and before WLAN R05. Password authentication uses MD5 to hash passwords. Cracking is possible with minimal effort...

PT-2019-15011

Name of the Vulnerable Software and Affected Versions V-Zug Combi-Steam MSLQ devices versions before Ethernet R07 and before WLAN R05 Description An issue was discovered where communication to the web service is unencrypted via http by default. This allows an attacker to intercept and sniff...

CVE-2019-17180

Valve Steam Client before 2019-09-12 allows placing or appending partially controlled filesystem content, as demonstrated by file modifications on Windows in the context of NT AUTHORITY\SYSTEM. This could lead to denial of service, elevation of privilege, or unspecified other impact...

CVE-2019-17180

Valve Steam Client before 2019-09-12 allows placing or appending partially controlled filesystem content, as demonstrated by file modifications on Windows in the context of NT AUTHORITY\SYSTEM. This could lead to denial of service, elevation of privilege, or unspecified other impact...

PYSEC-2019-125

Valve Steam Client before 2019-09-12 allows placing or appending partially controlled filesystem content, as demonstrated by file modifications on Windows in the context of NT AUTHORITY\SYSTEM. This could lead to denial of service, elevation of privilege, or unspecified other impact...

Design/Logic Flaw

Valve Steam Client before 2019-09-12 allows placing or appending partially controlled filesystem content, as demonstrated by file modifications on Windows in the context of NT AUTHORITY\SYSTEM. This could lead to denial of service, elevation of privilege, or unspecified other impact...

PYSEC-2019-125

Valve Steam Client before 2019-09-12 allows placing or appending partially controlled filesystem content, as demonstrated by file modifications on Windows in the context of NT AUTHORITY\SYSTEM. This could lead to denial of service, elevation of privilege, or unspecified other impact...

PYSEC-2019-55

Valve Steam Client before 2019-09-12 allows placing or appending partially controlled filesystem content, as demonstrated by file modifications on Windows in the context of NT AUTHORITY\SYSTEM. This could lead to denial of service, elevation of privilege, or unspecified other impact...

CVE-2019-17180

Valve Steam Client before 2019-09-12 allows placing or appending partially controlled filesystem content, as demonstrated by file modifications on Windows in the context of NT AUTHORITY\SYSTEM. This could lead to denial of service, elevation of privilege, or unspecified other impact...

CVE-2019-17180

Summary: CVE-2019-17180 affects Valve Steam Client prior to 2019-09-12. The vulnerability allows placing or appending partially controlled filesystem content, demonstrated by file modifications on Windows under NT AUTHORITY\SYSTEM. This could lead to denial of service, elevation of privilege, or ...

PT-2019-14986

Name of the Vulnerable Software and Affected Versions Valve Steam Client versions prior to 2019-09-12 Description The issue allows for the placement or appending of partially controlled filesystem content. This could be demonstrated through file modifications on Windows, specifically in the conte...

CVE-2019-17180: Improper Limitation of a Pathname to a Restricted Directory

Valve Steam Client before 2019-09-12 allows placing or appending partially controlled filesystem content, as demonstrated by file modifications on Windows in the context of NT AUTHORITY\SYSTEM. This could lead to denial of service, elevation of privilege, or unspecified other impact...

PT-2019-20143

Name of the Vulnerable Software and Affected Versions Steam Client versions prior to 2019-09-12 Description The issue allows for the placement or appending of partially controlled filesystem content. This could be demonstrated by file modifications on Windows in the context of NT AUTHORITYSYSTEM,...

Valve: Arbitrary file creation with semi-controlled content (leads to DoS, EoP and others) at Steam Windows Client

The vulnerability allows to create arbitrary file with some crafted text or append to existing file. Tested on actual version 5.31.28.21 SteamService.exe filevesion info. At start of the report I describe how to trigger vulnerability, than describe how to cause any consequences. How to trigger - ...

Researcher Discloses Second Steam Zero-Day After Valve Bug Bounty Ban

A researcher has disclosed a zero-day privilege-escalation vulnerability for the Steam gaming client after he said he was barred from the bug bounty program of Steam’s owner, Valve. The vulnerability is the second zero-day privilege-escalation vulnerability that has been released by independent...

CVE-2019-15316

Valve Steam Client for Windows through 2019-08-20 has weak folder permissions, leading to privilege escalation to NT AUTHORITY\SYSTEM via crafted use of CreateMountPoint.exe and SetOpLock.exe to leverage a TOCTOU race condition...

CVE-2019-15315

Valve Steam Client for Windows through 2019-08-16 allows privilege escalation to NT AUTHORITY\SYSTEM because local users can replace the current versions of SteamService.exe and SteamService.dll with older versions that lack the CVE-2019-14743 patch...

CVE-2019-15315

Valve Steam Client for Windows through 2019-08-16 allows privilege escalation to NT AUTHORITY\SYSTEM because local users can replace the current versions of SteamService.exe and SteamService.dll with older versions that lack the CVE-2019-14743 patch...

CVE-2019-15316

Valve Steam Client for Windows through 2019-08-20 has weak folder permissions, leading to privilege escalation to NT AUTHORITY\SYSTEM via crafted use of CreateMountPoint.exe and SetOpLock.exe to leverage a TOCTOU race condition...

Privilege escalation

Valve Steam Client for Windows through 2019-08-16 allows privilege escalation to NT AUTHORITY\SYSTEM because local users can replace the current versions of SteamService.exe and SteamService.dll with older versions that lack the CVE-2019-14743 patch...