Network Security


NEWS 
  • 277,000 routers exposed to Eternal Silence attacks via UPnP

    January 31, 2022

    A malicious campaign known as ‘Eternal Silence’ is abusing Universal Plug and Play (UPnP) turns your router into a proxy server used to launch malicious attacks while hiding the location of the threat actors. UPnP is a connectivity protocol optionally available in most modern routers that allows other devices on a network to create port forwarding ...

  • Millions of Routers Exposed to RCE by USB Kernel Bug

    January 11, 2022

    Millions of popular end-user routers are at risk of remote code execution (RCE) due to a high-severity flaw in the KCodes NetUSB kernel module. The module enables remote devices to connect to routers over IP and access any USB devices (such as printers, speakers, webcams, flash drives and other peripherals) that are plugged into them. This ...

  • Make sure you’re up-to-date with Sonicwall SMA 100 VPN box patches – security hole exploit info is now out

    January 11, 2022

    Technical details and exploitation notes have been published for a remote-code-execution vulnerability in Sonicwall SMA 100 series VPN appliances. The information was released today by infosec outfit Rapid7. This comes about a month after Sonicwall issued a patch for the security hole, which was discovered and privately disclosed by Rapid7’s Jake Baines to Sonicwall in October. If ...

  • Hundreds of thousands of MikroTik devices still vulnerable to botnets

    December 9, 2021

    Approximately 300,000 MikroTik routers are vulnerable to critical vulnerabilities that malware botnets can exploit for cryptomining and DDoS attacks. MikroTik is a Latvian manufacturer of routers and wireless ISPs who has sold over 2,000,000 devices globally. In August, the Mēris botnet exploited vulnerabilities in MikroTik routers to create an army of devices that performed a record-breaking DDoS ...

  • Multiple Vulnerabilities in Apache HTTP Server Affecting Cisco Products

    December 8, 2021

    On September 16, 2021, the Apache Software Foundation disclosed five vulnerabilities affecting the Apache HTTP Server (httpd) 2.4.48 and earlier releases. For a description of these vulnerabilities, see the Apache HTTP Server 2.4.49 section of the Apache HTTP Server 2.4 vulnerabilities webpage. This advisory will be updated as additional information becomes available. Read more… Source: CISCO  

  • SonicWall ‘strongly urges’ customers to patch critical SMA 100 bugs

    December 8, 2021

    SonicWall ‘strongly urges’ organizations using SMA 100 series appliances to immediately patch them against multiple security flaws rated with CVSS scores ranging from medium to critical. The bugs (reported by Rapid7’s Jake Baines and NCC Group’s Richard Warren) impact SMA 200, 210, 400, 410, and 500v appliances even when the web application firewall (WAF) is enabled. The ...

  • Tor blocked in Russia

    December 8, 2021

    The Tor browser, which allows users to surf the internet anonymously and access prohibited webpages, has been blocked across much of Russia, according to recent reports from an internet-monitoring group. The Open Observatory of Network Interference, or OONI, reported last week that Tor’s system of proxy servers in Russia had partly stopped working at around 5:21pm ...

  • Play Your Cards Right: Detecting Wildcard DNS Abuse

    December 1, 2021

    The domain name system (DNS) maps names to addresses so that computers can communicate. The directions within the DNS exist largely in records where a specific name (such as paloaltonetworks.com) is mapped to pieces of data, such as IP addresses (for example, 34.107.151202). As the name suggests, wildcard DNS records are an exception to this ...

  • Web trust dies in darkness: Hidden Certificate Authorities undermine public crypto infrastructure

    November 19, 2021

    Security researchers have checked the web’s public key infrastructure and have measured a long-known but little-analyzed security threat: hidden root Certificate Authorities. Certificate Authorities, or CAs, vouch for the digital certificates we use to establish trust online. You can be reasonably confident that your bank website is actually your bank website when it presents your browser ...

  • FBI: An APT Group Exploiting a 0-day in FatPipe WARP, MPVPN, and IPVPN Software

    November 17, 2021

    As of November 2021, FBI forensic analysis indicated exploitation of a 0-day vulnerability in the FatPipe MPVPN® device software1 going back to at least May 2021. The vulnerability allowed APT actors to gain access to an unrestricted file upload function to drop a webshell for exploitation activity with root access, leading to elevated privileges and ...