Rockstar Games: Social Club Account Takeover Via RGL And Steam/Epic Linked Account

In this report, the researcher discovered and demonstrated a method to hijack access to a Social Club account via a previously-linked Epic Games or Steam account. To perform the attack, the attacker first needed access to a Steam or Epic Games account with entitlement to a game with Social Club...

Valve: Buffer overrun in Steam SILK voice decoder

Vulnerability The SteamWorks SDK has a function available named DecompressVoice, which takes as input some compressed voice data, and returns the raw audio data. The format for the input voice data is as follows: 8 bytes - steamid 1 byte - payload type 2 bytes - payload size 4 bytes - CRC checksu...

Valve Steam Buffer Overflow Vulnerability

Valve Steam is a suite of game distribution management platforms from Valve Corporation in the United States. The platform provides digital rights management, multiplayer, streaming, and social networking services. A buffer overflow vulnerability exists in Valve Steam version 2021-04-10 and earli...

Exploit for Classic Buffer Overflow in Valvesoftware Steam_Client

CVE-2021-30481 CVE details: h...

CVE-2021-30481

Valve Steam before 2021-04-17, when a Source engine game is installed, allows remote authenticated users to execute arbitrary code because of a buffer overflow that occurs for a Steam invite after one click...

CVE-2021-30481

Valve Steam before 2021-04-17, when a Source engine game is installed, allows remote authenticated users to execute arbitrary code because of a buffer overflow that occurs for a Steam invite after one click...

Buffer overflow

Valve Steam through 2021-04-10, when a Source engine game is installed, allows remote authenticated users to execute arbitrary code because of a buffer overflow that occurs for a Steam invite after one click...

CVE-2021-30481

CVE-2021-30481 affects Valve Steam (with Source engine) up to around April 2021. A buffer overflow triggered by a Steam invite after one click allows remote authenticated code execution, via the installed Source engine game. Public Red Hat, CNVD, CNNVD and other records corroborate the vulnerabil...

CVE-2021-30481

Valve Steam before 2021-04-17, when a Source engine game is installed, allows remote authenticated users to execute arbitrary code because of a buffer overflow that occurs for a Steam invite after one click...

PT-2021-18753

Name of the Vulnerable Software and Affected Versions Valve Steam through 2021-04-10 Description The issue allows remote authenticated users to execute arbitrary code because of a buffer overflow that occurs for a Steam invite after one click when a Source engine game is installed. This is relate...

Valve Steam 缓冲区错误漏洞

Valve Steam is a suite of game distribution management platforms from Valve Corporation in the United States. The platform provides digital rights management, multiplayer, streaming, and social networking services. A buffer overflow vulnerability exists in Valve Steam version 2021-04-10 and earli...

CVE-2021-30481: Buffer Copy without Checking Size of Input

Valve Steam before 2021-04-17, when a Source engine game is installed, allows remote authenticated users to execute arbitrary code because of a buffer overflow that occurs for a Steam invite after one click...

A week in security (March 29 – April 4)

Last week on Malwarebytes Labs, our podcast featured Malwarebytes senior security researcher JP Taggart, who talked to us about why you need to trust your VPN. You’ve likely heard the benefits of using a VPN: You can watch TV shows restricted to certain countries, you can encrypt your web traffic...

Steam users: Don’t fall for the “I accidentally reported you” scam

Suppose that, out of the blue, a Steam user tells you theyve accidentally reported you for something you didn’t do, like making an illegal purchase, and that your Steam account is going to be suspended. They ask you to message a Steam admin, whose profile they kindly provide, to help you sort out...

A week in security (January 25 – January 31)

January 28 was Data Privacy Day, but for Malwarebytes Labs, it was Data Privacy Week. As such, were packed with more privacy coverage than you can shake a stick at, starting with some practical steps on how to make your online life private and secure, and why privacy is core to a safer internet. ...

Steam Socialite Provider v1 does not correctly validate openid server

Impact The outdated version 1 of the Steam Socialite Provider doesn't check properly if the login comes from steamcommunity.com, allowing a malicious actor to substitute their own openID server. Patches This vulnerability only affects the outdated v1.x versions of the package. These are no longer...

GHSA-HHW9-35P2-Q2C5 Steam Socialite Provider v1 does not correctly validate openid server

Impact The outdated version 1 of the Steam Socialite Provider doesn't check properly if the login comes from steamcommunity.com, allowing a malicious actor to substitute their own openID server. Patches This vulnerability only affects the outdated v1.x versions of the package. These are no longer...

PT-2021-24431

Name of the Vulnerable Software and Affected Versions: Steam Socialite Provider versions 1.x Description: The issue arises from the outdated version 1 of the Steam Socialite Provider, which fails to properly verify if the login originates from steamcommunity.com. This allows a malicious actor to...

Steam vulnerabilities allowed remote take over of users’ computers

By Waqas In total, CheckPoint researchers found 4 vulnerabilities all allowing attackers to harm Steam and those using 3rd party game server. This is a post from HackRead.com Read the original post: Steam vulnerabilities allowed remote take over of users computers...

Critical Steam Flaws Could Let Gamers Crash Opponents’ Computers

Game developer Valve has fixed critical four bugs in its popular Steam online game platform. If exploited, the flaws could allow a remote attacker to crash an opponent’s game client, take over the computer – and hijack all computers connected to a third-party game server. Steam is utilized by mor...