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How can you effectively identify vulnerabilities in third-party applications?

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Third-party applications are software components that are developed by external vendors and integrated into your network environment. They can provide useful functionality, but they can also introduce security risks if they are not properly vetted and updated. How can you effectively identify vulnerabilities in third-party applications and protect your network from potential attacks? Here are some tips and techniques that can help you.

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Sumair Yousuf

Manager Cyber GRC and Awareness @ NSW Treasury | GRC, Security Architecture, Awareness
Constanthino Mayele

Master’s Candidate | Scaling Automation solutions | Endpoint Management & Security | Zero Trust Advisor | Agile…
Anandharaj Velu

Seasoned Application Security Architect | Former IBM Security Consultant | DevSecOps Expert

1 Scan your network regularly

One of the first steps to identify vulnerabilities in third-party applications is to scan your network regularly using vulnerability assessment tools. These tools can detect known vulnerabilities, misconfigurations, outdated versions, and other weaknesses in your network assets, including third-party applications. You can use different types of scanners, such as network, web, or database scanners, depending on the nature and scope of your third-party applications. You should also perform authenticated scans, which use valid credentials to access the applications and provide more accurate results.

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Anandharaj Velu

Seasoned Application Security Architect | Former IBM Security Consultant | DevSecOps Expert
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To effectively identify vulnerabilities in third-party applications, you can use a combination of methods such as vulnerability scanning, penetration testing, code review, bug bounty programs, and monitoring security advisories.

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Vladimir Jancok

Certified Cybersecurity Manager | Leader | Project Manager | Information Security Professional | Certified Ethical Hacker | CISSP, CISM, CRISC
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I personally like so called combined approach. Using the vulnerability scanning, penetration testing regularly, together with secure development and deployment processes. Enriched with cyber intelligence and comprehensive security monitoring. Then there is an essential part of taking action and in timely manner removing and mitigating the identified vulnerabilities.

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Daniel I.

Solutions Engineer | Technology Enthusiast | Cybersecurity Consultant | Passionate and enthusiastic about IT
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Escanear su red con regularidad es una práctica esencial para mantener la seguridad de su infraestructura informática. Los escaneos de red pueden ayudar a identificar una serie de vulnerabilidades que pueden ser explotadas por los atacantes Es importante tener en cuenta que los escaneos de red no son una solución mágica para la seguridad de la red. Sin embargo, son una herramienta valiosa que puede ayudar a identificar y mitigar las vulnerabilidades de su red.

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2 Analyze the scan results

After scanning your network, you need to analyze the scan results and prioritize the vulnerabilities based on their severity, impact, and exploitability. You can use various sources of information, such as vulnerability databases, security advisories, and threat intelligence reports, to learn more about the vulnerabilities and how they can affect your network. You should also verify the scan results by testing the applications or contacting the vendors to confirm the existence and status of the vulnerabilities.

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Daniel I.

Solutions Engineer | Technology Enthusiast | Cybersecurity Consultant | Passionate and enthusiastic about IT
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Analizar los resultados del análisis del escaneo de red es un paso crucial para garantizar la seguridad de su red. Los escaneos de red pueden identificar una serie de vulnerabilidades que pueden ser explotadas por los atacantes, por lo que es importante revisar cuidadosamente los resultados y tomar las medidas necesarias para corregirlas. Es importante documentar los resultados del análisis del escaneo de red y las medidas que se han tomado para corregir las vulnerabilidades. Esto le ayudará a realizar un seguimiento de su progreso y a identificar las áreas que necesitan atención adicional.

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3 Patch or mitigate the vulnerabilities

The next step is to patch or mitigate the vulnerabilities in third-party applications as soon as possible. Patching is the process of applying updates or fixes from the vendors to resolve the vulnerabilities and improve the security of the applications. You should always follow the vendor's instructions and test the patches before applying them to your production environment. Mitigation is the process of implementing alternative measures, such as configuration changes, firewall rules, or access controls, to reduce the exposure or impact of the vulnerabilities. You should use mitigation as a temporary solution until you can patch the applications or replace them with more secure alternatives.

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Daniel I.

Solutions Engineer | Technology Enthusiast | Cybersecurity Consultant | Passionate and enthusiastic about IT
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Tomar medidas para corregir las vulnerabilidades es uno de los procesos mas arduos y que demandan enfoque de nuestro equipo técnico. Dependiendo de la vulnerabilidad, puede ser necesario actualizar el software, aplicar un parche de seguridad, cambiar la configuración o incluso deshabilitar un servicio. Asegúrese de que las medidas que tome sean efectivas y que no introduzcan nuevas vulnerabilidades. Para cada vulnerabilidad, busque información adicional sobre ella, como su descripción, el impacto potencial y las posibles soluciones. Puede encontrar información útil en sitios web como CVE Details, NVD y SANS ISC. No todas las vulnerabilidades son iguales. Priorice las vulnerabilidades en función de su severidad

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4 Monitor the applications for changes

The final step is to monitor the third-party applications for changes and anomalies that could indicate new or emerging vulnerabilities. You can use various tools and methods, such as change detection, log analysis, or intrusion detection, to track and alert you of any unauthorized or suspicious modifications or activities on the applications. You should also subscribe to the vendor's notifications and updates to stay informed of any new vulnerabilities or patches for the applications.

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Daniel I.

Solutions Engineer | Technology Enthusiast | Cybersecurity Consultant | Passionate and enthusiastic about IT
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Es importante realizar escaneos de red con regularidad para identificar nuevas vulnerabilidades que puedan surgir. También es importante repetir el análisis después de realizar cambios en su red, como por ejemplo, agregar un nuevo dispositivo o instalar una nueva aplicación. La supervisión de las aplicaciones en busca de cambios es una práctica esencial para garantizar la seguridad y el rendimiento de su infraestructura informática. Los cambios en las aplicaciones pueden tener un impacto significativo en la seguridad, la estabilidad y la funcionalidad de su entorno.

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5 Review and improve your vulnerability management process

Identifying vulnerabilities in third-party applications is not a one-time task, but an ongoing process that requires regular review and improvement. You should evaluate your vulnerability management process and identify any gaps or challenges that could affect its effectiveness. You should also measure your performance and progress using metrics, such as vulnerability discovery rate, patching rate, or vulnerability exposure time. You should also seek feedback and suggestions from your stakeholders, such as management, users, or vendors, to improve your communication and collaboration.

By following these tips and techniques, you can effectively identify vulnerabilities in third-party applications and enhance your network security. However, you should also remember that vulnerability management is only one aspect of network security, and you should also implement other best practices, such as encryption, authentication, or backup, to protect your network from various threats.

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6 Here’s what else to consider

This is a space to share examples, stories, or insights that don’t fit into any of the previous sections. What else would you like to add?

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Sumair Yousuf

Manager Cyber GRC and Awareness @ NSW Treasury | GRC, Security Architecture, Awareness
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First step to consider is to identify the service model, and your IT ecosystem and then build your vulnerability management process around it. The other factor to consider is to build a strong governance and reporting model and then a strong process with clear responsibilities are important to avoid and mitigate vulnerabilities in third party applications.

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Constanthino Mayele

Master’s Candidate | Scaling Automation solutions | Endpoint Management & Security | Zero Trust Advisor | Agile Practitioner | Lifelong Learner & Collaborator
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Conduct regular penetration testing exercises that include attempts to exploit vulnerabilities in third-party applications to uncover weaknesses that vulnerability scanners might miss.

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How can you effectively identify vulnerabilities in third-party applications?

1

2

3

4

5

6

1 Scan your network regularly

2 Analyze the scan results

3 Patch or mitigate the vulnerabilities

4 Monitor the applications for changes

5 Review and improve your vulnerability management process

6 Here’s what else to consider

Network Security

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How can you effectively identify vulnerabilities in third-party applications?

1

2

3

4

5

6

1 Scan your network regularly

2 Analyze the scan results

3 Patch or mitigate the vulnerabilities

4 Monitor the applications for changes

5 Review and improve your vulnerability management process

6 Here’s what else to consider

Network Security

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