GitLab: Inadequate cache control in gitter allows to view private chat room

Hi Gitlab, Summary: I have found a inadequate cache control vulnerability in Gitter. Description: You can use the backspace button to get the full access to the account. There is no cache control and the browser saves sensitive information of a private chat room. This report is influenced by the...

Nextcloud: Bypassing lock protection

Nextcloud allows multi account within the android client app and relies on a single lock Based on the exposed intent nc://login, it is possible to add a new account under attacker domain and open the Nextcloud without the lock check. Proof of concept 1. open the NC app with the lock displayed 2...

Slack: User-assisted RCE in Slack for macOS (from official site) due to improper quarantine meta-attribute handling for downloaded files

Summary GateKeeper/Quarantine bypass for downloaded files Lack of com.apple.quarantine meta-attribute for downloaded files allows a remote attacker to send an executable file that won't be checked by Gatekeeper . File opening doesn't trigger native alerts from GateKeeper/Quarantine Downloaded...

Ubisoft Uplay Desktop Client 63.0.5699.0 - Remote Code Execution Exploit

Exploit Title: Ubisoft Uplay Desktop Client 63.0.5699.0 - Remote Code Execution Exploit Author: Che-Chun Kuo Vulnerability Type: URI Parsing Command Injection Vendor Homepage: https://www.ubisoft.com/en-us/ Software Link: https://uplay.ubi.com/ Version: 63.0.5699.0 Tested on: Windows, Microsoft...

Ubisoft Uplay Desktop Client 63.0.5699.0 - Remote Code Execution

Ubisoft Uplay Desktop Client 63.0.5699.0 - Remote Code Execution Exploit Title: Ubisoft Uplay Desktop Client 63.0.5699.0 - Remote Code Execution Date: 2018-09-01 Exploit Author: Che-Chun Kuo Vulnerability Type: URI Parsing Command Injection Vendor Homepage: https://www.ubisoft.com/en-us/ Software...

Device Guard Security Feature Bypass Vulnerability

A security feature bypass exists when Device Guard incorrectly validates an untrusted file. An attacker who successfully exploited this vulnerability could make an unsigned file appear to be signed. Because Device Guard relies on the signature to determine the file is non-malicious, Device Guard...

Microsoft Edge Spoofing Vulnerability

A spoofing vulnerability exists when Microsoft Edge improperly handles specific HTML content. An attacker who successfully exploited this vulnerability could trick a user into believing that the user was on a legitimate website. The specially crafted website could either spoof content or serve as...

Brave Software: Navigation to protocol handler URL from the opened page displayed as a request from this page.

Summary: Navigation to protocol handler URL from the page opened using window.open is considered as a request from the opened page. Example: 1. The page opens google.com 2. The page changes opened window's location to ssh://evil.com 3. Request to open ssh://evil.com URL displayed at google.com...

Node.js third-party modules: Privilage escalation with malicious .npmrc

Hello. I'm forwarding to you my conversation with npm staff regarding security issue. It allows to escalate to root privilages of victim using either: a basic social engineering - convincing victim to run npm in attacker-controlled folder eg. repository, including such innocent ones like "npm hel...

LocalTapiola: DoS of www.lahitapiolarahoitus.fi via CVE-2018-6389 exploitation

Description There is possibility in /wp-admin/load-scripts.php script to generate large 3Mb amount of data via simple non-authenticated request to server. The vulnerability is registered as https://vulners.com/cve/CVE-2018-6389 Details Detailed attack scenario is described for example here:...

BOHEMIA INTERACTIVE a.s.: (Possible) staff account takeover via reset token bruteforce at helpdesk.bistudio.com

As stated in a brief exchange with @rvn in my other report 312433, I might have found a logic flaw in the way https://helpdesk.bistudio.com handles the reset flow and tokens. I've asked if it was possible to obtain a test account, but I fully understand that it's something that cannot be done; as...

GSA Bounty: Subdomain Takeover due to unclaimed domain pointing to AWS

Note: I know this is on an out of scope domain, however felt it should still be raised as it was the only subdomain of data.gov to be vulnerable. Issue Details The consultant identified that subdomain https://18f.domains.api.data.gov/ is pointing to dn9rrjaiux2m0.cloudfront.net via a DNS CNAME...

Attacks Leveraging Adobe Zero-Day (CVE-2018-4878) – Threat Attribution, Attack Scenario and Recommendations

On Jan. 31, KISA KrCERT published an advisory about an Adobe Flash zero-day vulnerability CVE-2018-4878 being exploited in the wild. On Feb. 1, Adobe issued an advisory confirming the vulnerability exists in Adobe Flash Player 28.0.0.137 and earlier versions, and that successful exploitation coul...

Microsoft Office Memory Corruption Vulnerability

A remote code execution vulnerability exists in Microsoft Office software when the software fails to properly handle objects in memory. An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the current user. If the current user is logged on with...

Microsoft Excel Remote Code Execution Vulnerability

A remote code execution vulnerability exists in Microsoft Excel software when the software fails to properly handle objects in memory. An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the current user. If the current user is logged on with...

aPAColypse now: Exploiting Windows 10 in a Local Network with WPAD/PAC and JScript

by Ivan Fratric, Thomas Dullien, James Forshaw and Steven Vittitoe Intro Many widely-deployed technologies, viewed through 20/20 hindsight, seem like an odd or unnecessarily risky idea. Engineering decisions in IT are often made with imperfect information and under time pressure, and some odditie...

Microsoft Graphics Remote Code Execution Vulnerability

A remote code execution vulnerability exists when the Windows font library improperly handles specially crafted embedded fonts. An attacker who successfully exploited the vulnerability could take control of the affected system. An attacker could then install programs; view, change, or delete data...

Microsoft Edge based on Edge HTML Information Disclosure Vulnerability

An information disclosure vulnerability exists when Microsoft Edge based on Edge HTML improperly handles objects in memory. An attacker who successfully exploited the vulnerability could obtain information to further compromise the user’s system. To exploit the vulnerability, in a web-based attac...

Design/Logic Flaw

Infocus Mondopad 2.2.08 is vulnerable to a Hashed Credential Disclosure vulnerability. The attacker provides a crafted Microsoft Office document containing a link that has a UNC pathname associated with an attacker-controller server. In one specific scenario, the attacker provides an Excel...

Dnsmasq < 2.78 - 2-byte Heap Overflow

''' Sources: https://raw.githubusercontent.com/google/security-research-pocs/master/vulnerabilities/dnsmasq/CVE-2017-14491.py https://security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.html 1 Build the docker and open three terminals docker build -t dnsmasq . docker run --rm -t -i...