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Equifax-Sicherheitsprobleme, die 2016 aufgedeckt wurden

Matias Madou, Ph.D.
Published Sep 12, 2017
Last updated on Mar 09, 2026

Security issues identified in 2016 on the Equifax website are still not fixed. It is one step to identify the problem but it's an even bigger challenge to fix it. It requires time and skill to go back into the code, understand the context and fix the issues.

It is clear developers at Equifax were under a lot of stress and many known vulnerabilities didn't get fixed. Unfortunately that lack of action has now had the worst possible response.

Security needs to be baked in from the start and developers needs the skills, training and in-IDE tools to minimize writing known vulnerabilities. It requires specific language and framework knowledge to fix the problems identified. The general principle on fixing a XSS issue stays the same, however the actual implementation is dependent on the frameworks in place.

If you want to do some interactive training on how to fix XSS issues in Struts, check out: https://portal.securecodewarrior.com/#/simple-flow/web/xss/reflected/java/struts

Skip forward to 2016 and a security researcher found a common vulnerability known as cross-site scripting (XSS) on the main Equifax website, according to a tweet from a researcher who goes by the name x0rz. Such XSS bugs allow attackers to send specially-crafted links to Equifax customers and, if the target clicks through and is logged into the site, their username and password can be revealed to the hacker.

https://www.forbes.com/sites/thomasbrewster/2017/09/08/equifax-data-breach-history/#552ab1c9677c

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Gehen wir weiter ins Jahr 2016, als ein Sicherheitsforscher auf der Equifax-Hauptwebsite eine häufige Sicherheitslücke entdeckte, die als Cross-Site Scripting (XSS) bekannt ist. Dies geht aus einem Tweet eines Forschers hervor, der den Namen x0rz trägt.

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Matias Madou, Ph.D. is a security expert, researcher, and CTO and co-founder of Secure Code Warrior. Matias obtained his Ph.D. in Application Security from Ghent University, focusing on static analysis solutions. He later joined Fortify in the US, where he realized that it was insufficient to solely detect code problems without aiding developers in writing secure code. This inspired him to develop products that assist developers, alleviate the burden of security, and exceed customers' expectations. When he is not at his desk as part of Team Awesome, he enjoys being on stage presenting at conferences including RSA Conference, BlackHat and DefCon.

learn more

Secure Code Warrior ist für Ihr Unternehmen da, um Ihnen zu helfen, Code während des gesamten Softwareentwicklungszyklus zu sichern und eine Kultur zu schaffen, in der Cybersicherheit an erster Stelle steht. Ganz gleich, ob Sie AppSec-Manager, Entwickler, CISO oder jemand anderes sind, der sich mit Sicherheit befasst, wir können Ihrem Unternehmen helfen, die mit unsicherem Code verbundenen Risiken zu reduzieren.

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Matias Madou, Ph.D.
Published Sep 12, 2017

Matias Madou, Ph.D. is a security expert, researcher, and CTO and co-founder of Secure Code Warrior. Matias obtained his Ph.D. in Application Security from Ghent University, focusing on static analysis solutions. He later joined Fortify in the US, where he realized that it was insufficient to solely detect code problems without aiding developers in writing secure code. This inspired him to develop products that assist developers, alleviate the burden of security, and exceed customers' expectations. When he is not at his desk as part of Team Awesome, he enjoys being on stage presenting at conferences including RSA Conference, BlackHat and DefCon.

Matias is a researcher and developer with more than 15 years of hands-on software security experience. He has developed solutions for companies such as Fortify Software and his own company Sensei Security. Over his career, Matias has led multiple application security research projects which have led to commercial products and boasts over 10 patents under his belt. When he is away from his desk, Matias has served as an instructor for advanced application security training courses and regularly speaks at global conferences including RSA Conference, Black Hat, DefCon, BSIMM, OWASP AppSec and BruCon.

Matias holds a Ph.D. in Computer Engineering from Ghent University, where he studied application security through program obfuscation to hide the inner workings of an application.

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Security issues identified in 2016 on the Equifax website are still not fixed. It is one step to identify the problem but it's an even bigger challenge to fix it. It requires time and skill to go back into the code, understand the context and fix the issues.

It is clear developers at Equifax were under a lot of stress and many known vulnerabilities didn't get fixed. Unfortunately that lack of action has now had the worst possible response.

Security needs to be baked in from the start and developers needs the skills, training and in-IDE tools to minimize writing known vulnerabilities. It requires specific language and framework knowledge to fix the problems identified. The general principle on fixing a XSS issue stays the same, however the actual implementation is dependent on the frameworks in place.

If you want to do some interactive training on how to fix XSS issues in Struts, check out: https://portal.securecodewarrior.com/#/simple-flow/web/xss/reflected/java/struts

Skip forward to 2016 and a security researcher found a common vulnerability known as cross-site scripting (XSS) on the main Equifax website, according to a tweet from a researcher who goes by the name x0rz. Such XSS bugs allow attackers to send specially-crafted links to Equifax customers and, if the target clicks through and is logged into the site, their username and password can be revealed to the hacker.

https://www.forbes.com/sites/thomasbrewster/2017/09/08/equifax-data-breach-history/#552ab1c9677c

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Ressource ansehen

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Security issues identified in 2016 on the Equifax website are still not fixed. It is one step to identify the problem but it's an even bigger challenge to fix it. It requires time and skill to go back into the code, understand the context and fix the issues.

It is clear developers at Equifax were under a lot of stress and many known vulnerabilities didn't get fixed. Unfortunately that lack of action has now had the worst possible response.

Security needs to be baked in from the start and developers needs the skills, training and in-IDE tools to minimize writing known vulnerabilities. It requires specific language and framework knowledge to fix the problems identified. The general principle on fixing a XSS issue stays the same, however the actual implementation is dependent on the frameworks in place.

If you want to do some interactive training on how to fix XSS issues in Struts, check out: https://portal.securecodewarrior.com/#/simple-flow/web/xss/reflected/java/struts

Skip forward to 2016 and a security researcher found a common vulnerability known as cross-site scripting (XSS) on the main Equifax website, according to a tweet from a researcher who goes by the name x0rz. Such XSS bugs allow attackers to send specially-crafted links to Equifax customers and, if the target clicks through and is logged into the site, their username and password can be revealed to the hacker.

https://www.forbes.com/sites/thomasbrewster/2017/09/08/equifax-data-breach-history/#552ab1c9677c

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Secure Code Warrior ist für Ihr Unternehmen da, um Ihnen zu helfen, Code während des gesamten Softwareentwicklungszyklus zu sichern und eine Kultur zu schaffen, in der Cybersicherheit an erster Stelle steht. Ganz gleich, ob Sie AppSec-Manager, Entwickler, CISO oder jemand anderes sind, der sich mit Sicherheit befasst, wir können Ihrem Unternehmen helfen, die mit unsicherem Code verbundenen Risiken zu reduzieren.

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Autor
Matias Madou, Ph.D.
Published Sep 12, 2017

Matias Madou, Ph.D. is a security expert, researcher, and CTO and co-founder of Secure Code Warrior. Matias obtained his Ph.D. in Application Security from Ghent University, focusing on static analysis solutions. He later joined Fortify in the US, where he realized that it was insufficient to solely detect code problems without aiding developers in writing secure code. This inspired him to develop products that assist developers, alleviate the burden of security, and exceed customers' expectations. When he is not at his desk as part of Team Awesome, he enjoys being on stage presenting at conferences including RSA Conference, BlackHat and DefCon.

Matias is a researcher and developer with more than 15 years of hands-on software security experience. He has developed solutions for companies such as Fortify Software and his own company Sensei Security. Over his career, Matias has led multiple application security research projects which have led to commercial products and boasts over 10 patents under his belt. When he is away from his desk, Matias has served as an instructor for advanced application security training courses and regularly speaks at global conferences including RSA Conference, Black Hat, DefCon, BSIMM, OWASP AppSec and BruCon.

Matias holds a Ph.D. in Computer Engineering from Ghent University, where he studied application security through program obfuscation to hide the inner workings of an application.

Teilen auf:
linkedin brandsSocialx logo

Security issues identified in 2016 on the Equifax website are still not fixed. It is one step to identify the problem but it's an even bigger challenge to fix it. It requires time and skill to go back into the code, understand the context and fix the issues.

It is clear developers at Equifax were under a lot of stress and many known vulnerabilities didn't get fixed. Unfortunately that lack of action has now had the worst possible response.

Security needs to be baked in from the start and developers needs the skills, training and in-IDE tools to minimize writing known vulnerabilities. It requires specific language and framework knowledge to fix the problems identified. The general principle on fixing a XSS issue stays the same, however the actual implementation is dependent on the frameworks in place.

If you want to do some interactive training on how to fix XSS issues in Struts, check out: https://portal.securecodewarrior.com/#/simple-flow/web/xss/reflected/java/struts

Skip forward to 2016 and a security researcher found a common vulnerability known as cross-site scripting (XSS) on the main Equifax website, according to a tweet from a researcher who goes by the name x0rz. Such XSS bugs allow attackers to send specially-crafted links to Equifax customers and, if the target clicks through and is logged into the site, their username and password can be revealed to the hacker.

https://www.forbes.com/sites/thomasbrewster/2017/09/08/equifax-data-breach-history/#552ab1c9677c

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Interessiert an mehr?

Matias Madou, Ph.D. is a security expert, researcher, and CTO and co-founder of Secure Code Warrior. Matias obtained his Ph.D. in Application Security from Ghent University, focusing on static analysis solutions. He later joined Fortify in the US, where he realized that it was insufficient to solely detect code problems without aiding developers in writing secure code. This inspired him to develop products that assist developers, alleviate the burden of security, and exceed customers' expectations. When he is not at his desk as part of Team Awesome, he enjoys being on stage presenting at conferences including RSA Conference, BlackHat and DefCon.

learn more

Secure Code Warrior ist für Ihr Unternehmen da, um Ihnen zu helfen, Code während des gesamten Softwareentwicklungszyklus zu sichern und eine Kultur zu schaffen, in der Cybersicherheit an erster Stelle steht. Ganz gleich, ob Sie AppSec-Manager, Entwickler, CISO oder jemand anderes sind, der sich mit Sicherheit befasst, wir können Ihrem Unternehmen helfen, die mit unsicherem Code verbundenen Risiken zu reduzieren.

Eine Demo buchenHerunterladen
Teilen auf:
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