A Red Teamer’s guide to pivoting

A Red Teamer’s guide to pivoting A Red Teamer's guide to pivoting Penetration testers often traverse logical network boundaries in order to gain access to client’s critical infrastracture. Common scenarios include developing the attack into the internal network after successful perimeter breach o...

Microsoft Office Memory Corruption Vulnerability

A remote code execution vulnerability exists in Microsoft Office software when the Office 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 wit...

Windows Uniscribe Remote Code Execution Vulnerability

A remote code execution vulnerability exists due to the way Windows Uniscribe handles objects in memory. An attacker who successfully exploited this vulnerability could take control of the affected system. An attacker could then install programs; view, change, or delete data; or create new accoun...

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...

OLX: Combined attacks leading to stealing user's account

Hello, First: I have found out that when I register an account with the an email already used it doesn't tell anything but it sends a link to the registered email and when the user visits the link the password is changed without any further checking if the user was the one who asked for password...

Nextcloud: WordPress <= 4.6.1 Stored XSS Via Theme File

Hello Team, Description:- Vulnerable code is located at /wp-admin/includes/class-theme-installer-skin.php POC:- https://nextcloud.com/readme.html F151887 FIX:- Upgrade wordpress to latest Refer:- https://wpvulndb.com/vulnerabilities/8718 https://www.mehmetince.net/low-severity-wordpress/ Attack...

Bumble: CSRF Attack on (m.badoo.com)deleting account and erasing imported contacts

Hello , Summary :- I would like to report a Csrf bug that i found today that can cause deletion of any victim's account and also I was able to erase all imported contacts of victim on sub-domain---m.badoo.com . When attacker send a crafted malicious html file to victim and as soon as the victim...

Google Android - Inter-Process munmap with User-Controlled Size in android.graphics.Bitmap

Google Android - Inter-Process munmap with User-Controlled Size in android.graphics.Bitmap Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=928 Bitmap objects can be passed between processes by flattening them to a Parcel in one process and un-flattening them in another. In order...

Ubiquiti Inc.: Command injection in the process of downloading the latest version of the cloud key firmware through the unifi management software.

In UniFi Cloud Key versions prior to 5.3.12, 5.4.9 and 5.5.2, the firmware is downloaded in a unprotected channel, with allow an attacker in an MitM scenario to interfere with the communication, and possibly modifying the firmware during an update. The versions 5.3.12, 5.4.9 and 5.5.2 fix this...

Boozt Fashion AB: Email link poisoning / Host header attack

Description ------------- It is possible to poison the link of the password reset email. This is generally done by altering the Host header, but in this case, the WAF is successfully blocking it. The trick here is to add an X-Forwarded-Host header in the request so the server is using this value...

Microsoft Office Memory Corruption Vulnerability

A remote code execution vulnerability exists in Microsoft Office software when the Office 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 wit...

X (Formerly Twitter): SSRF in https://cards-dev.twitter.com/validator

Hello, After my previous report 2 years ago https://hackerone.com/reports/30860 you fixed the vulnerability, but now it looks like this fix was reverted and the same problem exists again. Test scenario: Open https://cards-dev.twitter.com/validator 1. Closed port on localhost http://0.0.0.0:123 -...

Yelp: Error Page Text Injection

Hello Yelp team, Description : An attacker is able to inject his own text into error page and can fool the victim to visit his own malicious site. Please take a look at attached document, it contains POC as well as attack scenario about how the attacker can exploit this vulnerability and...

GDI+ 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...

GDI+ Remote Code Execution Vulnerability

A remote code execution vulnerability exists in the way that the Windows Graphics Device Interface GDI handles objects in the memory. An attacker who successfully exploited this vulnerability could take control of the affected system. An attacker could then install programs; view, change, or dele...

Ubiquiti Inc.: Authentication bypass on sso.ubnt.com via subdomain takeover of ping.ubnt.com

Summary This is not a standard vulnerability, but a chain of two more exotic vulnerabilities leading to a full authentication bypass of your SSO login system at sso.ubnt.com via account.ubnt.com. The root cause of this authentication bypass is two-fold: 1. Subdomain ping.ubnt.com was pointing to...

Mail.ru: Same origin policy bypass on e.mail.ru via Cross-Site Flashing

Hello Mail.Ru Security Team, There is a Cross-Site Flashing vulnerability in e.mail.ru. this vulnerability is similar to XSS except it is Flash script execution. Ref : https://www.owasp.org/index.php/TestingforCrosssiteflashingOTG-CLIENT-008 This allow an attacker to execute requests to the...

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...

WordPress Add From Server < 3.3.2 Plugin - Cross-Site Request Forgery (Arbitrary File Upload)

Exploit for php platform in category web applications Cross-Site Request Forgery vulnerability in Add From Server WordPress Plugin Abstract It was discovered that Add From Server is vulnerabile to Cross-Site Request Forgery. It can be exploited by luring the target user into clicking a specially...

Informatica: [kb.informatica.com] Dom Based xss

Hi! I found Dom based xss on this subdomain https://kb.informatica.com javaScript security is very important, even more in portals where users store their personal data. Attackers can target those portals to find and exploit High-risk JavaScript vulnerabilities like Dom based xss vulnerabilities...