Geek-Guy.com

Category: ivanti

Questions mount as Ivanti tackles another round of zero-days

Multiple attackers are raiding Ivanti customers’ systems again by exploiting a pair of closely intertwined vulnerabilities in Ivanti Endpoint Manager Mobile (EPMM) to achieve unauthenticated remote code execution. The software defects — CVE-2025-4427 and CVE-2025-4428 — were exploited as zero-days before Ivanti disclosed and patched the flaws. “We are aware of a very limited number…

Attackers hit security device defects hard in 2024

Attackers are having a field day with software defects in security devices, according to a new report released Wednesday by Mandiant  Exploits were the most common initial infection vector, representing 1 of every 3 attacks in 2024, and the four most frequently exploited vulnerabilities were all contained in edge devices, such as VPNs, firewalls and…

Is Ivanti the problem or a symptom of a systemic issue with network devices?

Network edge devices — hardware that powers firewalls, VPNs and network routers — have quickly moved up the list of attackers’ preferred intrusion points into enterprise networks. While dozens of companies make and sell these devices, customers of one company in particular — Ivanti — have confronted exploited vulnerabilities in their products more than any…

Patch Tuesday, April 2025 Edition

Microsoft today released updates to plug at least 121 security holes in its Windows operating systems and software, including one vulnerability that is already being exploited in the wild. Eleven of those flaws earned Microsoft’s most-dire “critical” rating, meaning malware or malcontents could exploit them with little to no interaction from Windows users. The zero-day…

China-backed espionage group hits Ivanti customers again

Ivanti customers are confronting another string of attacks linked to an actively exploited vulnerability in the company’s VPN products. Mandiant said a nation-state backed espionage group linked to China has been exploiting the critical vulnerability, CVE-2025-22457, since mid-March. The threat group, which Google Threat Intelligence Group tracks as UNC5221, has a knack for exploiting Ivanti…

Silk Typhoon shifted to specifically targeting IT management companies

The Chinese state-backed threat group Silk Typhoon shifted tactics in late 2024 to broaden access and enable follow-on attacks against downstream customers of its initial targets, Microsoft Threat Intelligence said in a blog released Wednesday.  The Chinese espionage group, which is also known as APT27, has abused stolen API keys and credentials for privileged access…

Edge device vulnerabilities fueled attack sprees in 2024

Edge devices harboring zero-day and n-day vulnerabilities were linked to the most consequential attack campaigns last year, Darktrace said in an annual threat report released Wednesday. Darktrace’s threat researchers found the most frequent vulnerability exploits in customers’ instances of Ivanti Connect Secure and Ivanti Policy Secure appliances, along with firewall products from Fortinet and Palo…

UK domain giant Nominet confirms cybersecurity incident linked to Ivanti VPN hacks

Nominet, the U.K. domain registry that maintains .co.uk domains, has experienced a cybersecurity incident that it confirmed is linked to the recent exploitation of a new Ivanti VPN vulnerability. In an email to customers, seen by TechCrunch, Nominet warned of an “ongoing security incident” under investigation. Nominet said hackers accessed its systems via “third-party VPN…

New zero-day exploit targets Ivanti VPN product

A year after a series of vulnerabilities impacting a pair of Ivanti VPN products prompted an emergency directive from the Cybersecurity and Infrastructure Security Agency to federal agencies, the Utah-based software firm is again experiencing issues with one of its signature systems. The company on Wednesday disclosed two vulnerabilities — CVE-2025-0282 and CVE-2025-0283 — that…