CISA has released Emergency Cisco Directive 25-03 Implementation Guidance to assist federal agencies in addressing critical vulnerabilities in Cisco Adaptive Security Appliances (ASA) and Firepower devices.
Emergency Directive 25-03: Identify and Mitigate Potential Compromise of Cisco Devices, issued on Sept. 25, identified known vulnerabilities CVE-2025-20333 and CVE-2025-20362, and mandated immediate action to mitigate risks. Threat actors continue to target these devices, posing significant risk to all organizations. The implementation guidance provides information on the minimum software versions that address these vulnerabilities and direct federal agencies to conduct corrective patching measures on devices that are not compliant with these requirements.
Read more…
Source: U.S. Cybersecurity and Infrastructure Security Agency
Sign up for the Cyber Security Review Newsletter
The latest cyber security news and insights delivered right to your inbox
Related:
- Tracking Mirai Variant Nexcorium: A Vulnerability-Driven IoT Botnet Campaign
April 17, 2026
IoT devices are increasingly prime targets for large-scale attacks due to their widespread use, lack of patching, and often weak security settings. Threat actors continue exploiting known vulnerabilities to gain initial access and deploy malware that can persist, spread, and cause distributed denial-of-service (DDoS) attacks. FortiGuard Labs has analyzed a recent campaign exploiting CVE-2024-3721 in TBK ...
- Cisco tells Webex users to patch critical security flaws immediately
April 17, 2026
Cisco has pushed a new patch to address four critical-severity vulnerabilities plaguing its cloud-based Webex Services platform – and has also warned Wi-Fi access points users of a bug in certain versions of IOS XE that could result in a device bootloop. Webex Services is a platform for communication and collaboration, letting people hold video meetings, ...
- Adapt or pay: an analysis of the AdaptixC2 framework
April 17, 2026
As highlighted in our previous post about the Mythic framework, threat actors are rapidly adopting emerging technologies and frameworks. A prime example of this trend is AdaptixC2, a relatively new open-source post-exploitation framework that has quickly captured the attention of the offensive security community. Its popularity stems from its open-source nature and high extensibility; the framework ...
- British National Pleads Guilty to Hacking into Companies and Stealing At Least $8 Million in Virtual Currency
April 17, 2026
SANTA ANA, California – A United Kingdom man pleaded guilty today to conspiring with others to hack into the computer systems of at least a dozen companies via text message phishing attacks and to steal at least $8 million in virtual currency from individual victims throughout the United States. Tyler Robert Buchanan, 24, of Dundee, Scotland, ...
- Dissecting Sapphire Sleet’s macOS intrusion from lure to compromise
April 16, 2026
Microsoft Threat Intelligence uncovered a macOS‑focused cyber campaign by the North Korean threat actor Sapphire Sleet that relies on social engineering rather than software vulnerabilities. By impersonating a legitimate software update, threat actors tricked users into manually running malicious files, allowing them to steal passwords, cryptocurrency assets, and personal data while avoiding built‑in macOS security checks. ...
- “iCloud storage is full” scam is back, and now it wants your payment details
April 16, 2026
A few months ago, we reported on a fake cloud storage alert that triggered a redirect chain to an app that has since been delisted from the Apple Store. The threat of losing your photos is a powerful lure, so scammers are now using it to steal personal and financial details. The Guardian warns about an ...