Netsparker's Web Application Security Blog

Behind the Scenes of Onion Services

Category: Web Security Readings - Last Updated: Fri, 22 Mar 2019 - by Ziyahan Albeniz
Behind the Scenes of Onion Services

Tor is an anonymity network that provides so-called onion services so that users can hide their locations. This article explains how to start a Tor service and change your domain name. It examines research on the security risks of regular onion domains, the user habits on Tor services, and possible fixes and updates for security concerns. Read More

Transforming Self-XSS Into Exploitable XSS

Category: Web Security Readings - Last Updated: Thu, 14 Mar 2019 - by Ziyahan Albeniz
Transforming Self-XSS Into Exploitable XSS

This blog is describes an attempt by a security researcher to exploit a Cross-site Scripting (XSS) vulnerability. It explains the importance of template strings – including multi-line strings and tagged templates – in XSS filtering, how to overcome the document.domain issue, and the discovery and exploitation of Self-XSS, with reading suggestions. Read More

The End of CoinHive and the Rise of Cryptojacking

Category: Web Security Readings - Last Updated: Thu, 07 Mar 2019 - by Ziyahan Albeniz
The End of CoinHive and the Rise of Cryptojacking

Cryptojacking is the unauthorized use of a computer to mine cryptocurrency. This article traces the development of Cryptojacking from ByteCoin and Monero, used by the CoinHive service. It examines how Cryptojacking works, the latest research, and content security policy solutions that limit source loading and report Cryptojacking scripts. Read More

Sound Hijacking – Abusing Missing XFO

Category: Web Security Readings - Last Updated: Thu, 28 Feb 2019 - by Ziyahan Albeniz
Sound Hijacking – Abusing Missing XFO

This article examines a new attack on Google Docs called Sound Hijacking, which leads to the takeover of users’ audio input devices. We investigate how the attack works and conclude with an evaluation of the importance of the X-Frame-Options Header for the attack and information on which browsers support it. Read More

PCI Scanning Announcement

Category: News - Last Updated: Tue, 26 Feb 2019 - by Gokhan Demir

From February 2019, Netsparker Enterprise will be able to conduct fully approved compliance scans to check the security of your public websites against Payment Card Industry (PCI) Security Standards Council requirements. If your websites pass, you will receive a compliance report. PCI scans are managed alongside regular Enterprise security scans. Read More

Brave Browser Sacrifices Security

Category: Web Security Readings - Last Updated: Thu, 21 Feb 2019 - by Ziyahan Albeniz
Brave Browser Sacrifices Security

Brave is a browser that blocks ads and website tracking to improve user privacy and security. This blog post describes a controversial update to Brave that contained a whitelist of tracking URLs, causing online discussions, and a temporary but active solution. This blog examines some key terms and suggests how Brave could learn from Firefox. Read More

Phishing by Open Graph Protocol

Category: Web Security Readings - Last Updated: Thu, 07 Feb 2019 - by Ziyahan Albeniz
Phishing by Open Graph Protocol

Open Graph Protocol (OGP) was introduced by Facebook to highlight shared links in social media platforms. Phishing attacks use OGP to deceive users into clicking links that redirect them to other websites. This blog post explains what the OGP looks like, discusses phishing attack research and finally lists some precautions to take against them. Read More

Remote Hardware Takeover via Vulnerable Admin Software

Category: Web Security Readings - Last Updated: Tue, 29 Jan 2019 - by Ziyahan Albeniz
Remote Hardware Takeover via Vulnerable Admin Software

This article focuses on new research into potential remote hardware takeover vulnerabilities in admin software. These vulnerabilities occur due to a lack of control mechanisms, which enables potential WebSocket Hijacking attacks. The article explains how these attacks work, how to prevent them, and the importance of a content security policy header. Read More

Cross Site Cookie Manipulation

Category: Web Security Readings - Last Updated: Thu, 24 Jan 2019 - by Ziyahan Albeniz
Cross Site Cookie Manipulation

This article examines the security of PHP's session cookies in a shared hosting environment, and explains why a cryptographically secure, random session ID is not enough to prevent attacks. It explains how PHP handles cookies and how the session management feature initializes in PHP. Finally, it provides an attack demo and advice for prevention. Read More

January 2019 Update for Netsparker Enterprise

Category: Releases - Last Updated: Wed, 23 Jan 2019 - by Gokhan Demir

This blog post announces the new features in the latest Netsparker Enterprise release of January 2019. Highlights include: the addition of a new Application/Service Discovery feature; JIRA, FogBugz, GitLab, Azure and Jenkins Integration features; Support for Advanced Scheduling Scenarios; and further Security Checks. Read More

Netsparker Announces New JIRA Issue Synchronization Feature

Category: News - Last Updated: Wed, 23 Jan 2019 - by Gokhan Demir

Netsparker announces a new feature for Netsparker Enterprise that provides integration for resolving and reactivating JIRA issues according to scan result, in addition to automatic issue creation. Netsparker Enterprise achieves this new support for further issue synchronization by webhook support, which detects status changes in your JIRA issues. Read More

Netsparker Announces New FogBugz Issue Synchronization Feature

Category: News - Last Updated: Wed, 23 Jan 2019 - by Gokhan Demir

Netsparker announces a new feature for Netsparker Enterprise that provides integration for resolving and reactivating FogBugz issues according to scan result, in addition to automatic issue creation. Netsparker Enterprise achieves this by webhook support, which detects status changes in your FogBugz issues. Read More

New Vulnerability Families Feature

Category: News - Last Updated: Tue, 22 Jan 2019 - by Huseyin Tufekcilerli

From December 2018, Netsparker will report similar vulnerabilities in groups rather than individually. This means that vulnerability reports will be shorter, simpler and more accurate. It also means that the task of fixing vulnerabilities will take less time and effort. Read More

Why Framework Choice Matters in Web Application Security

Category: Web Security Readings - Last Updated: Thu, 10 Jan 2019 - by Ferruh Mavituna
Why Framework Choice Matters in Web Application Security

Our CEO, Ferruh Mavituna, explains why the framework you choose for your web applications matters. Even if you build the most secure application, when your framework is vulnerable, your application is too. He debunks some myths regarding the similarity of popular frameworks, and provides good reasons to check whether yours is secure by default. Read More