Recently, a critical out-of-bounds vulnerability, assigned to CVE-2021-44142, was disclosed in Samba versions prior to 4.13.17. The Samba vulnerability carries a critical CVSS of 9.9 and allows attackers to remotely execute code on machines running a Samba server with a vulnerable configuration. The vulnerability was disclosed as part of the Pwn2Own Austin competition where researchers are challenged to exploit widely-used software and devices with unknown vulnerabilities.
What happens when the software, scripts and code snippets that your business uses on your website and network have been compromised at the source? The compromise could be unintentional—perhaps the coders simply made a mistake. Or the compromise could be intentional—maybe hackers wrote a malicious script and promoted it as legitimate on a third-party library source to encourage users to download and install.
While we optimistically hoped for normality in 2021, organizations continue to deal with the repercussions of the pandemic nearly two years on. Once considered temporary measures to ride out the lockdown restrictions, they have become permanent fixtures now, creating a dynamic shift in cybersecurity and networking. At the same time, cybercriminals have taken advantage of the distraction by launching ambitious attacks against critical infrastructure.