The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has warned of active exploitation of two security flaws impacting Zabbix open-source enterprise monitoring platform, adding them to its Known Exploited Vulnerabilities Catalog. On top of that, CISA is also recommending that Federal Civilian Executive Branch (FCEB) agencies patch all systems against the … [Read more...] about CISA Alerts on Actively Exploited Flaws in Zabbix Network Monitoring Platform
Flaws
Critical Flaws Discovered in Cisco Small Business RV Series Routers
Cisco has patched multiple critical security vulnerabilities impacting its RV Series routers that could be weaponized to elevate privileges and execute arbitrary code on affected systems, while also warning of the existence of proof-of-concept (PoC) exploit code targeting some of these bugs. Three of the 15 flaws, tracked as CVE-2022-20699, CVE-2022-20700, and CVE-2022-20707, … [Read more...] about Critical Flaws Discovered in Cisco Small Business RV Series Routers
NHS Warns of Hackers Targeting Log4j Flaws in VMware Horizon
The digital security team at the U.K. National Health Service (NHS) has raised the alarm on active exploitation of Log4Shell vulnerabilities in unpatched VMware Horizon servers by an unknown threat actor to drop malicious web shells and establish persistence on affected networks for follow-on attacks. "The attack likely consists of a reconnaissance phase, where the attacker … [Read more...] about NHS Warns of Hackers Targeting Log4j Flaws in VMware Horizon
U.S., U.K. and Australia Warn of Iranian Hackers Exploiting Microsoft, Fortinet Flaws
Cybersecurity agencies from Australia, the U.K., and the U.S. on Wednesday released a joint advisory warning of active exploitation of Fortinet and Microsoft Exchange ProxyShell vulnerabilities by Iranian state-sponsored actors to gain initial access to vulnerable systems for follow-on activities, including data exfiltration and ransomware. The threat actor is believed to have … [Read more...] about U.S., U.K. and Australia Warn of Iranian Hackers Exploiting Microsoft, Fortinet Flaws
U.S. Federal Agencies Ordered to Patch Hundreds of Actively Exploited Flaws
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has published a catalog of vulnerabilities, including from Apple, Cisco, Microsoft, and Google, that have known exploits and are being actively exploited by malicious cyber actors, in addition to requiring federal agencies to prioritize applying patches for those security flaws within "aggressive" … [Read more...] about U.S. Federal Agencies Ordered to Patch Hundreds of Actively Exploited Flaws
Critical Flaws Uncovered in Pentaho Business Analytics Software
Multiple vulnerabilities have been disclosed in Hitachi Vantara's Pentaho Business Analytics software that could be abused by malicious actors to upload arbitrary data files and even execute arbitrary code on the underlying host system of the application. The security weaknesses were reported by researchers Alberto Favero from German cybersecurity firm Hawsec and Altion Malka … [Read more...] about Critical Flaws Uncovered in Pentaho Business Analytics Software
Update Google Chrome to Patch 2 New Zero-Day Flaws Under Attack
Google on Monday released security updates for Chrome web browser to address a total of 11 security issues, two of which it says are actively exploited zero-days in the wild. Tracked as CVE-2021-30632 and CVE-2021-30633, the vulnerabilities concern an out of bounds write in V8 JavaScript engine and a use after free flaw in Indexed DB API respectively, with the internet giant … [Read more...] about Update Google Chrome to Patch 2 New Zero-Day Flaws Under Attack
Critical Flaws Discovered in Azure App That Microsoft Secretly Installs on Linux VMs
Microsoft on Tuesday addressed a quartet of security flaws as part of its Patch Tuesday updates that could be abused by adversaries to target Azure cloud customers and elevate privileges as well as allow for remote takeover of vulnerable systems. The list of flaws, collectively called OMIGOD by researchers from Wiz, affect a little-known software agent called Open Management … [Read more...] about Critical Flaws Discovered in Azure App That Microsoft Secretly Installs on Linux VMs
Microsoft Exchange Under Attack With ProxyShell Flaws
The U.S. Cybersecurity and Infrastructure Security Agency is warning of active exploitation attempts that leverage the latest line of "ProxyShell" Microsoft Exchange vulnerabilities that were patched earlier this May, including deploying LockFile ransomware on compromised systems. Tracked as CVE-2021-34473, CVE-2021-34523, and CVE-2021-31207, the vulnerabilities enable … [Read more...] about Microsoft Exchange Under Attack With ProxyShell Flaws
Unpatched Security Flaws Expose Mitsubishi Safety PLCs to Remote Attacks
Multiple unpatched security vulnerabilities have been disclosed in Mitsubishi safety programmable logic controllers (PLCs) that could be exploited by an adversary to acquire legitimate user names registered in the module via a brute-force attack, unauthorizedly login to the CPU module, and even cause a denial-of-service (DoS) condition. The security weaknesses, disclosed by … [Read more...] about Unpatched Security Flaws Expose Mitsubishi Safety PLCs to Remote Attacks