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Cisco warns of large-scale brute-force attacks against VPN and SSH services

Security Affairs

Cisco Talos warns of large-scale brute-force attacks against a variety of targets, including VPN services, web application authentication interfaces and SSH services. Pierluigi Paganini Follow me on Twitter: @securityaffairs and Facebook and Mastodon ( SecurityAffairs – hacking, brute-force )

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Threat actors exploit Ivanti VPN bugs to deploy KrustyLoader Malware

Security Affairs

Threat actors are exploiting recently disclosed zero-day flaws in Ivanti Connect Secure (ICS) VPN devices to deliver KrustyLoader. The second flaw, tracked as CVE-2024-21887 (CVSS score 9.1) The flaw CVE-2023-46805 (CVSS score 8.2) is an Authentication Bypass issue that resides in the web component of Ivanti ICS 9.x,

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Okta warns of unprecedented scale in credential stuffing attacks on online services

Security Affairs

From March 18, 2024, to April 16, 2024, Duo Security and Cisco Talos observed large-scale brute-force attacks against a variety of targets, including VPN services, web application authentication interfaces and SSH services. This method poses a risk of exposing sensitive data or enabling fraudulent activities. .”

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CISA orders federal agencies to disconnect Ivanti VPN instances by February 2

Security Affairs

The CISA’s emergency directive orders to disconnect all instances no later than 11:59PM on Friday February 2, 2024. “As soon as possible and no later than 11:59PM on Friday February 2, 2024, disconnect all instances of Ivanti Connect Secure and Ivanti Policy Secure solution products from agency networks.”

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Experts warn of mass exploitation of Ivanti Connect Secure VPN flaws

Security Affairs

Experts warn that recently disclosed Ivanti Connect Secure VPN and Policy Secure vulnerabilities are massively exploited in the wild. The second flaw, tracked as CVE-2024-21887 (CVSS score 9.1) CVE-2024-21887 – a command-injection vulnerability found into multiple web components with a CVSS score of 9.1″

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Treasury Sanctions Creators of 911 S5 Proxy Botnet

Krebs on Security

KrebsOnSecurity identified one of the three men in a July 2022 investigation into 911 S5, which was massively hacked and then closed ten days later. 911 built its proxy network mainly by offering “free” virtual private networking (VPN) services. based startup that tracks proxy and VPN services.

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Top Trending CVEs of February 2024

NopSec

February 2024 is off to a ripping start for security research. Ghost CMS Persistent XSS CVE-2024-23724 Researchers at Rhino have identified a persistent cross-site scripting (XSS) vulnerability that impacts Ghost CMS. Researchers recently discovered that the software was prone to authenticated remote command execution (CVE-2024-22107).