For more information and mitigation help, see the advisory here. CISA, the National Security Agency (NSA), the Federal Bureau of Investigation (FBI), the Australian Cyber Security Centre (ACSC), the Canadian Centre for Cyber Security (CCCS), the New Zealand National Cyber Security Centre (NZ NCSC), and the United Kingdoms National Cyber Security Centre (NCSC-UK) have released a joint Cybersecurity Advisorythat provides details on the top 15 Common Vulnerabilities and Exposures (CVEs) routinely exploited by malicious cyber actors in 2021, as well as other CVEs frequently exploited. Qualys released several remote and authenticated detections (QIDs) for the vulnerabilities. As with many of these CVEs, Proof of Concept code along with documentation is publicly available, making this collection of vulnerabilities highly attractive to attackers. Based on available data to the US Government, a majority of the top vulnerabilities targeted in 2020 were disclosed during the past two years. Smells of rich mahogany and leather-bound books. Details, adownload link, user instructions, and more information can be found in theMicrosoft Security Response Center. Malicious actors can leverage this vulnerability to compromise other devices on the network. 444 Castro Street For help with mitigation, see here. Business Security Essentials - What are the most routinely exploited Vulnerabilities in 2022? Revealed a month after Microsoft patched it, ZeroLogon is an elevation of privilege bug that revolves around a cryptographic flaw in Microsofts Active Directory Netlogon Remote Protocol (MS-NRPC). This remote code execution vulnerability is widely exploited due to the prevalence of the Log4j library in web applications. The Microsoft Exchange On-Premises Mitigation Tool will help customers who do not have dedicated security or IT teams to apply these security updates. Minimize gaps in personnel availability and consistently consume relevant threat intelligence. Suite 400 Combine that with an incredibly easy to use exploit and there should be no surprise that this vulnerability made it to the top of the list. Cyber actors continue to exploit publicly knownand often datedsoftware vulnerabilities against broad target sets . Like this article? Focus cyber defense resources on patching those vulnerabilities that cyber actors most often use. Table 1: Top 15 Routinely Exploited Vulnerabilities in 2021 CVE Vulnerability Name Vendor and Product Type CVE-2021-44228 Log4Shell Apache Log4j Remote code execution (RCE) CVE-2021-40539 Zoho ManageEngine AD SelfService Plus RCE CVE-2021-34523 ProxyShell Microsoft Exchange Server Elevation of privilege CVE-2021-34473 ProxyShell The top vulnerabilities detail how threat actors exploited newly disclosed vulnerabilities in popular services, aiming to create a massive and extended impact on organizations. The bug allows a threat actor to execute commands with the same permissions as the user running the service. Log4Shell, despite being disclosed only at the end of 2021, topped the list of most-exploited vulnerabilities. Disclosed in December of 2021, the vulnerability was quickly weaponized by threat actors, and when exploited gave . Exploits and vulnerabilities If you would like to see how SentinelOne can help your organization to defend against attacks of all kinds, contact us or request a free demo. Three of the top 15 routinely exploited vulnerabilities were also routinely exploited in 2020: CVE-2020-1472, CVE-2018-13379, and CVE-2019-11510. Other researchers chimed in saying the attacks had thus far been highly targeted and limited, and possibly the work of a single threat actor. Leading analytic coverage. Successful exploitation allows threat actors to take full control of vulnerable Microsoft Exchange email servers. Sign up for our newsletter and learn how to protect your computer from threats. 1) Virtual Private Network vulnerabilities ( CVE-2019-19781 and CVE-2019-11510) 2) Microsoft Office 365 cloud problems from increased, unprotected remote working. The vulnerabilities shown are considered the top exploited CVEs (Common Vulnerabilities and Exposures) by cyber criminals in 2020. For more information and mitigation advice, see here. Malicious actors are known to use automated tools to actively scan for and identify unpatched servers. Your email address will not be published. Among those highly exploited in 2021 are vulnerabilities in Microsoft, Pulse, Accellion, VMware, and . The Good, the Bad and the Ugly in Cybersecurity Week 44. CISA and the FBI have also highlighted several new key trends in adversarial activity in 2020, much of which is driven by new work from home trends. Exploiting CVE-2021-21972 allows a malicious actor with network access to port 443 to execute commands with unrestricted privileges on the host operating system. A list of the top 10 routinely exploited vulnerabilities has been provided in a new joint alert distributed via the U.S. CERT website. This alert provides details on vulnerabilities routinely exploited by foreign cyber actorsprimarily Common Vulnerabilities and Exposures (CVEs) [1] to help organizations reduce the risk of these foreign threats. Unfortunately it went from limited and targeted attacks to a full-size panic in no time. CVE-2021-40539 is a REST API authentication bypass vulnerability in ManageEngine's single sign-on (SSO) solution with resultant remote code execution (RCE) that exists in Zoho ManageEngine ADSelfService Plus version 6113 and prior. Joint Cybersecurity Advisory: AA22-117A TLP:WHITE, 2021 Top Routinely Exploited Vulnerabilities Data & Insights TLP: White Reports Released April 27, 2022 TLP:WHITE The purpose of this Joint Cybersecurity Advisory is to inform private sector partners of the top 15 exploited vulnerabilities and provide steps for mitigation. For more information on CVE-2020-0688 and help with mitigation, see here. As you would expect from a vulnerability that has been exploited for over 4 years, it has a long and storied history and has been used to deploy ransomware as well as steal data. Read more. Third on the list are 3 vulnerabilities that we commonly grouped together and referred to as ProxyShell. In its "Top 10 Routinely Exploited Vulnerabilities," the Cybersecurity and Infrastructure Security Agency (CISA), the FBI, and other US government cybersecurity responders warned companies and . Secure your systems and improve security for everyone. As recently as February 2022, SentinelLabs tracked Iranian-aligned threat actor TunnelVision as making good use of CVE-2018-13379, along with other vulnerabilities mentioned above like Log4Shell and ProxyShell, to target organizations. Read the original article: Top Routinely Exploited Vulnerabilities. Mass scanning targeting vulnerable VMware vCenter servers was soon reported, and Proof of Concept code to exploit the vulnerability has been published online. Top vulnerabilities include: CVE-2021-44228. You can search for these QIDs in VMDR Dashboard using the following QQL query: vulnerabilities.vulnerability.cveIds: [`CVE-2021-26855`,`CVE-2021-26857`,`CVE-2021-26858`,`CVE-2021-27065`,`CVE-2021-22893`,`CVE-2021-22894`,`CVE-2021-22899`,`CVE-2021-22900`,`CVE-2021-27101`,`CVE-2021-27102`,`CVE-2021-27103`,`CVE-2021-27104`,`CVE-2021-21985`,` CVE-2018-13379`,`CVE-2020-12812`,`CVE-2019-5591`,`CVE-2019-19781`,`CVE-2019-11510`,`CVE-2018-13379`,`CVE-2020-5902`,`CVE-2020-15505`,`CVE-2017-11882`,`CVE-2019-11580`,`CVE-2019-18935`,`CVE-2019-0604`,`CVE-2020-0787`,`CVE-2020-1472`]. After the ProxyShell entries we go straight to four vulnerabilities that are grouped under a similar nameProxyLogonfor similar reasons. Copyright 2022 Balbix, Inc. All rights reserved. Keep up to date with our weekly digest of articles. The Cybersecurity and Infrastructure Security Agency (CISA) and the Federal Bureau of Investigation (FBI) recently published the list of the Top 10 Routinely Exploited Vulnerabilities from 2016-2019. Thank you! As CISA released its latest update on the most commonly exploited vulnerabilities, we take a look at each of the top 15 most routinely exploited bugs being used against businesses today. Automatic IT Asset Discovery and Inventory Tool, Cyber Risk Reporting for Board of Directors, vulnerability remediation based on CVSS base score. New, "Thanks to the Malwarebytes MSP program, we have this high-quality product in our stack. For more information on ZeroLogon see here. Four of the most targeted vulnerabilities in 2020 affected remote work, VPNs, or cloud-based technologies. CVE-2021-44228: Perhaps the most well-documented vulnerability of 2021 was "Log4Shell," a remote code execution vulnerability in the Apache Log4j library, a widely used open-source logging framework. This report serves as a reminder that bad actors don't need to develop sophisticated tools when they can just exploit publicly known vulnerabilities. Cybersecurity Agencies Reveal the Top Exploited Vulnerabilities of 2021 Sunny Yadav April 28, 2022 U.S. cybersecurity agencies joined their counterparts around the globe to urge organizations. The joint Cybersecurity Advisory (CSA) authorities from the Five Eyes nations: USA, UK, Canada, Australia and New Zealand released a report on the Top 15 Most Exploited Software Vulnerabilities during 2021, when malicious cyber actors aggressively targeted newly disclosed critical software vulnerabilities against broad target sets that affected private and public sector organizations worldwide. 800, San Jose, CA 95128. From remote code execution and privilege escalation to security bypasses and path traversal, software vulnerabilities are a threat actors stock-in-trade for initial access and compromise. CISA, ACSC, the NCSC, and FBI consider these vulnerabilities to be the topmost regularly exploited CVEs by cyber actors during 2020. This vulnerability, known as Log4Shell, affects Apache's Log4j library, an open-source logging framework. Vulnerability Spotlights. This article has been indexed from CISA All NCAS Products This post doesn't have text content, please click on the link below to view the original article. The vulnerability allows an attacker to gain unauthorized access to the product through REST API endpoints by sending a specially crafted request. Chief among these is the notorious ZeroLogon bug from August 2020. This was a zero-day vulnerability that was only patched after it was found to be actively exploited in the wild. In the past 12 months, weve seen a number of new flaws, including Log4Shell, ProxyShell, and ProxyLogon, being exploited in attacks against enterprises. This advisory provides details on the top 30 vulnerabilitiesprimarily Common Vulnerabilities and Exposures (CVEs)routinely exploited by malicious cyber actors in 2020 and those being widely exploited thus far in 2021 1. Additional Routinely Exploited Vulnerabilities Plus, many publications have provided proof-of-concept (PoC) methodologies which anyone can copy and use. All Rights Reserved. Want to stay informed on the latest news in cybersecurity? MITRE Engenuity ATT&CK Evaluation Results. 3) General cybersecurity weaknesses (e.g., lack of training, audits/assessments . Call us now. We've teamed up with our international partners to share details of the top 15 routinely exploited vulnerabilities in 2021. Having bypassed the authentication filter, attackers are able to exploit endpoints and perform attacks such as arbitrary command execution. The list highlights the vulnerabilities leveraged by foreign cyber actors when targeting both public and private sector organizations. 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