Last Updated on August 17, 2023 by
The website shows new security flaws affecting Wi-Fi devices under Frag Attacks (fragmentation and aggregation attacks). An enemy can use these flaws within a range of a victim’s Wi-Fi network to steal user data or attack devices. Most devices are impacted by three newly found vulnerabilities: Wi-Fi standard design weaknesses. Additionally, several flaws resulting from pervasive programming errors in Wi-Fi equipment were discovered. According to experiments, every Wi-Fi product has at least one vulnerability, most of which have multiple vulnerabilities of Wi-Fi.
Wi-Fi has recently been vulnerable to several contemporary security mechanisms, including the most recent WPA3 specification. Even WEP, the original Wi-Fi security technology, is impacted. Your business can benefit from IT support Vancouver if you want to eliminate these Wi-Fi security flaws.
Table of Contents
What are FragAttack Vulnerabilities?
According to the information, none of the dozen vulnerabilities have been actively exploited. They can, however, make it possible for hackers to access sensitive user data and attack Vulnerabilities of Wi-Fi networked devices. This means that the attack surface area grows when more connected devices—including computers, cellphones, smart devices/appliances, and other IoT devices.
But there are a few conditions. First, the attacker must be close to the target device for success. To set an aggregated flag for an encrypted IPv4 packet they are transmitting, the attacker must persuade their target to download an image from the attacker’s site.
Notably, the most significant risk to home networks is the ability to attack and exploit connected devices. “For instance, Wi-Fi security is the final line of defense against an assault on many internet-of-things and smart home devices because these devices are rarely updated. Unfortunately, this final layer of defense is now vulnerable because of the found flaws.”
Top 10 vulnerabilities in today’s Wi-Fi networks
Following are the top 10 amazing tips
1. Hackers seek out easy targets
Keep your wireless LAN’s presence under wraps: The more accessible something is, the more likely it is to become a target. Ensure to disable SSID broadcasting and alter the Service Set Identifier (SSID), so it is not the factory default. If possible, modify the antennae and power settings of the access point (AP) to prevent signal leaking into locations where coverage is neither necessary nor desired.
You should configure wireless client devices like laptops and handhelds and set wireless access points. Make careful to specify the SSID suitably and configure each device separately. Using a separate SSID for each network may be beneficial. Set up wireless networks at your company: Using wireless networks, you can quickly expand your wired network to distant parts of the business or school. However, they could also pose a security threat. As a result, it’s crucial to configure them correctly and keep them as safe as possible. Managed IT Services Vancouver will safeguard your corporate IT assets from hackers.
2. It is simple to “transform” one device to look like another
Another serious concern comes from lost or stolen equipment. Using Media Access Control addresses to identify networks or verify users is unsuccessful. Instead, employ user names and passwords with integration into current network directories or authentication systems for device-independent authentication. The deployment of RSA SecurID tokens makes sense with wireless LANs.
3. Encryption of wireless data is necessary
Wireless LAN encryption that is already built-in, like Wired Equivalent Privacy, is insecure. Use IPsec with triple DES or other virtual private network technologies as an alternative to protect data. To provide the most significant level of compatibility, avoid proprietary systems.
Use a secure shell server, such as Secure Shell 4 or Secure Shell 5. Make that the application and operating system software are all current. Update both the operating system and the application software. Consider the following suggestions in addition to putting an intrusion detection system (IDS) and firewall in place. Unauthorized access can be found and avoided with firewalls and IDS.
4. Limit or regulate the possible routes for wireless LAN traffic
Place specific packet filters on the wireless LAN to only permit that access if the wireless LAN is to be used for a predetermined purpose, such as accessing an ERP system.
5. Place APs away from workstations and other easily accessible areas
Untrustworthy guests or negligent personnel can quickly move, swap out, or reset the APs. Such unsafe environments make it impossible to guarantee security. Therefore, management and safety should be relocated to the wiring closet instead.
For administration, access, and security reasons, the wiring closet should be in a convenient spot. Additionally, it offers simple access for upkeep and troubleshooting.
6. Actively keep an eye on AP settings
It is not enough to correctly configure an AP; once configured, the AP must remain correctly configured. Think about how simple it is for someone to do a hardware reset on an AP mounted to the ceiling or a desk. By actively checking the AP settings, you can ensure that the AP is automatically reconfigured so that an event occurs.
An AP may need to be adjusted frequently because a client reconnects after losing network connectivity. Therefore, the AP needs to be set up to recognize this scenario automatically and change its configuration. We will configure the AP to address this circumstance with a specific action.
7. Peer-to-peer attacks on the wireless clients themselves are possible across a wireless LAN
It is not enough to correctly configure an AP; once configured, the AP must remain correctly configured. Think about how simple it is for someone to do a hardware reset on an AP mounted to the ceiling or a desk. By actively checking the AP settings, you can ensure that the AP is automatically reconfigured so that an event occurs.
An AP may need to be adjusted frequently because a client reconnects after losing network connectivity. Therefore, the AP needs to be set up to recognize this scenario automatically and change its configuration. We will configure the AP to address this circumstance with a specific action.
Overview
Wi-Fi has become an essential part of our daily lives, providing us with access to the internet and enabling us to stay connected to the world around us. However, with the convenience of Wi-Fi comes the risk of cyber threats that can compromise our sensitive information. In this unique overview, we will discuss seven vulnerabilities of Wi-Fi that put you at risk and how to protect yourself against them.
Firstly, Wi-Fi eavesdropping is a serious threat that can lead to the interception of your private data. Attackers can use tools to monitor your internet activity and steal your personal information. To avoid this, use a virtual private network (VPN) or connect to secure Wi-Fi networks.
Secondly, weak Wi-Fi passwords are easily guessed by hackers using brute force attacks, leading to unauthorized access to your network. To mitigate this, ensure you use strong and complex passwords and change them frequently.
Thirdly, outdated Wi-Fi firmware and software make your network susceptible to cyber attacks. Always keep your Wi-Fi devices updated with the latest firmware and software patches.
Fourthly, rogue Wi-Fi networks, also known as “evil twin” networks, mimic legitimate networks and lure unsuspecting users into connecting to them. Always verify the network name and security before connecting.
Fifthly, unsecured Wi-Fi hotspots are insecure and easily targeted by attackers. Never conduct sensitive activities on public Wi-Fi; always use a VPN to secure your connection.
Sixthly, Wi-Fi jamming can disrupt your Wi-Fi signal and render your network unusable. To protect yourself from this, use Wi-Fi jammers and interference detection tools.
Lastly, compromised Wi-Fi routers can be a gateway for attackers to access your network and compromise your data. Ensure you use secure Wi-Fi routers and change the default login credentials.
Post courtesy: Andrew Dalman, President at ActiveCo Technology Management.
Apart from this, if you are interested to know about WiFi Marketing Improves Your Business income, then visit our Technology category.
