HTTP Request Smuggling: LF vs CRLF handling in Waitress

Impact Waitress implemented a "MAY" part of the RFC7230 https://tools.ietf.org/html/rfc7230section-3.5 which states: Although the line terminator for the start-line and header fields is the sequence CRLF, a recipient MAY recognize a single LF as a line terminator and ignore any preceding CR...

Design/Logic Flaw

An issue was discovered in the Ascensia Contour NEXT ONE application for Android before 2019-01-15. It has a statically coded initialization vector. Extraction of the initialization vector is necessary for deciphering communications between this application and the backend server. This, in...

Design/Logic Flaw

An issue was discovered in the Ascensia Contour NEXT ONE application for Android before 2019-01-15. It has a statically coded encryption key. Extraction of the encryption key is necessary for deciphering communications between this application and the backend server. This, in combination with...

CVE-2018-18979

An issue was discovered in the Ascensia Contour NEXT ONE application for Android before 2019-01-15. It has a statically coded initialization vector. Extraction of the initialization vector is necessary for deciphering communications between this application and the backend server. This, in...

CVE-2019-9901

Envoy 1.9.0 and before does not normalize HTTP URL paths. A remote attacker may craft a relative path, e.g., something/../admin, to bypass access control, e.g., a block on /admin. A backend server could then interpret the non-normalized path and provide an attacker access beyond the scope provide...

50m-ctf: $50 million CTF Writeup

Summary: For a brief overview of the challenge you can take a look at the following image: F451370 Below I will detail each step that I took to solve the CTF, moreover all the bad assumptions that led me to a dead end in some cases. Twitter The CTF begins with this tweet: F451371 What is this...

Privilege Escalation

github.com/kubernetes/kubernetes is vulnerable to privilege escalation. Authenticated users are able to directly access a backend server through the Kubernetes API server using specially crafted requests. A remote attacker who is authenticated to the Kubernetes API server only will be able to sen...

UBUNTU-CVE-2018-1000871

HotelDruid HotelDruid 2.3.0 version 2.3.0 and earlier contains a SQL Injection vulnerability in "idutentemod" parameter in gestioneutenti.php file that can result in An attacker can dump all the database records of backend webserver. This attack appear to be exploitable via the attack can be done...

CVE-2017-7470

It was found that spacewalk-channel can be used by a non-admin user or disabled users to perform administrative tasks due to an incorrect authorization check in backend/server/rhnChannel.py...

CVE-2016-6566

The valueAsString parameter inside the JSON payload contained by the ucLogintxtLoginIdClientStat POST parameter of the Sungard eTRAKiT3 software version 3.2.1.17 is not properly validated. An unauthenticated remote attacker may be able to modify the POST request and insert a SQL query which may...

Design/Logic Flaw

The valueAsString parameter inside the JSON payload contained by the ucLogintxtLoginIdClientStat POST parameter of the Sungard eTRAKiT3 software version 3.2.1.17 is not properly validated. An unauthenticated remote attacker may be able to modify the POST request and insert a SQL query which may...

How to Determine the IP Addresses of Active Connections to a Virtual Server of a NetScaler

This article describes how to determine the IP addresses of active connections to a virtual server of a NetScaler. Background To troubleshoot a web application issue, you might need to determine the IP address actively connected to a virtual server of NetScaler. For example, certain percentage of...

Server side request forgery (ssrf)

Server Side Request Forgery SSRF vulnerability in SAP Central Management Console, BI Launchpad and Fiori BI Launchpad, 4.10, from 4.20, from 4.30, could allow a malicious user to use common techniques to determine which ports are in use on the backend server...

CVE-2018-2370

Server Side Request Forgery SSRF vulnerability in SAP Central Management Console, BI Launchpad and Fiori BI Launchpad, 4.10, from 4.20, from 4.30, could allow a malicious user to use common techniques to determine which ports are in use on the backend server...

IBM WebSphere Portal Information Disclosure Vulnerability (CNVD-2017-37868)

IBM WebSphere Portal is a suite of enterprise portal software from IBM. The software creates a platform that connects the internal and external parts of an organization, allowing employees, customers and suppliers to access internal data through the platform. An information disclosure vulnerabili...

CVE-2017-1423

IBM WebSphere Portal 8.5 and 9.0 exposes backend server URLs that are configured for usage by the Web Application Bridge component. IBM X-Force ID: 127476...

Code injection

IBM WebSphere Portal 8.5 and 9.0 exposes backend server URLs that are configured for usage by the Web Application Bridge component. IBM X-Force ID: 127476...

CVE-2017-1423

IBM WebSphere Portal versions 8.5 and 9.0 expose backend server URLs that are configured for the Web Application Bridge component. This vulnerability (CVE-2017-1423) is an information-disclosure flaw triggered by the Web Application Bridge, leading to potential exposure of backend endpoints. It i...

CVE-2017-1423

IBM WebSphere Portal 8.5 and 9.0 exposes backend server URLs that are configured for usage by the Web Application Bridge component. IBM X-Force ID: 127476...

X-Forwarded-For Header Insert

Use Case X-Forwarded-For header can be used to pass the Client IP information to the backend server. When HTTP request contains X-Forwarded-For header, the values will be replaced with single client IP address. If there is no X-Forwarded-For header, it will be added and assigned with the client I...