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Business Management Review | Wednesday, September 14, 2022
Executing a prosperous vulnerability management program is necessary for your overall IT risk management plan to protect your business from these threats.
FREMONT, CA: To remain competitive in today's market, many businesses depend on software solutions and applications, either created in-house or from IT service providers.
While these choices help enhance efficiency and employee and customer experiences, they're also liable to vulnerabilities that can put the company in danger of a cyberattack. Executing a prosperous vulnerability management program is necessary for your overall IT risk management plan to protect your business from these threats.
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Suppose your company doesn't currently engage in vulnerability management. In that case, it's essential to understand the potential consequences and what you can do to develop a flourishing vulnerability management solution as part of your cybersecurity strategy.
How Does a Vulnerability Management Program Protect Your Business?
The goal of a vulnerability management program is to keep your network safe from familiar exploitations and guarantee it stays compliant with any regulatory requirements. It analyzes your network for incompatibilities, missed updates, and common weaknesses within your software. It then emphasizes any vulnerabilities for remediation.
A vulnerability management program defends your business network from being breached using renowned vulnerabilities, making it more difficult for cybercriminals to target your company. It can also aid protect your business from penalties associated with regulatory noncompliance, saving you money & your company's reputation.
Vulnerability Management Program
Vulnerability management programs should be energetic and ongoing. Regular use guarantees that your vulnerability management tools are always up to date with the latest patches and helps you fight against data breaches. A normal vulnerability management plan has four steps.
Discovery
The scan consists of four stages. This step uses a vulnerability scanner to examine the network, discovering all appropriate IT assets and mapping out all potential vulnerability sources.
Vulnerability scanning includes desktops, firewalls, printers, mobile devices, databases, and servers. Then, each source is explored for areas of potential vulnerability, like installed software, operating system, user accounts, system configurations, open ports, etc.
1. Pinging all network-accessible systems
2. Identifying services and open ports on appropriate systems
3. Gathering detailed system information from systems that allow remote log-in
4. Comparing system data to a database of presently known vulnerabilities
This process builds the foundation for your vulnerability management process, guaranteeing all relevant systems are covered. It's crucial to note that vulnerability scanners can sometimes be disruptive by tying up significant bandwidth during the scan or making some applications behave erratically. To reduce this, schedule the scan during times of slower traffic and either eliminate problem applications or set the scans to be less riotous. This is called adaptive scanning.
Evaluation
Once the scan has uncovered all the potential known cyber security vulnerabilities, evaluate them for prioritization. The scan likely revealed thousands of possible weak points, but some pose a greater risk than others. To arrange them, a vulnerability assessment should be carried out where all vulnerabilities are rated or scored in terms of the risk to the company if they're abused.
Though many systems can be utilized for prioritizing, the Common Vulnerability Scoring System (CVSS) is one of the most referenced. Every time you run your scan and new vulnerabilities are exposed, you must go through this prioritization process again to find those most crucial to your IT security.
Response
Once designated vulnerabilities have been prioritized, it's time to address them individually. Three actions can be taken at this point depending on each vulnerability's level and type of risk. Solutions for feasible threats should be discussed with all relevant stakeholders to create a solid action plan.
1. Remediation: This is the favored action to take whenever possible. Patching or mending the vulnerability to prevent any possibility of exploitation offers the most protection; whether software updates or blocking an application, the sense of vulnerability remediation is to eradicate the threat.
2. Mitigation: If remediating a vulnerability isn't possible, mitigating vulnerabilities is the next best option. This is an alternative when your company can't instantly remediate and needs to buy some time to remediate at a later date. The sense of mitigation is to reduce the vulnerability's likelihood of being exploited, temporarily lowering the threat level until it can be fixed. Feasible action courses can include increasing authentication requirements or restricting access until a full solution is established.
3. Acceptance: Sometimes vulnerabilities will be recognized that pose a very low risk for exploitation or entail a remediation cost that far overrides the cost of exploitation. Preferably, this should be kept to a minimum to keep potential security risks as low as possible. In such cases, it may be suitable to leave it alone and focus your attention on those more critical.
Once this process is complete, running an additional vulnerability scan is important to ensure the remediation actions are effective and eliminate the most critical threats. If some have not been addressed as expected, it's time to look further into the issue for alternative solutions.
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