cisco
Critical Cisco UCCX flaw lets attackers run commands as root
Cisco has released security updates to patch a critical vulnerability in the Unified Contact Center Express (UCCX) software, which could enable attackers to execute commands with root privileges. The Cisco UCCX platform, described by the company as a “contact center in a box,” is a software solution for managing customer interactions in call centers, supporting up […]
Australia warns of BadCandy infections on unpatched Cisco devices
The Australian government is warning about ongoing cyberattacks against unpatched Cisco IOS XE devices in the country to infect routers with the BadCandy webshell. The vulnerability exploited in these attacks is CVE-2023-20198, a max-severity flaw that allows remote unauthenticated threat actors to create a local admin user via the web user interface and take over […]
Nearly 50,000 Cisco firewalls vulnerable to actively exploited flaws
Roughly 50,000 Cisco Adaptive Security Appliance (ASA) and Firewall Threat Defense (FTD) appliances exposed on the public web are vulnerable to two vulnerabilities actively leveraged by hackers. The flaws, tracked as CVE-2025-20333 and CVE-2025-20362, enable arbitrary code execution and access to restricted URL endpoints associated with VPN access. Both security issues can be exploited remotely […]
CISA orders agencies to patch Cisco flaws exploited in zero-day attacks
CISA has issued a new emergency directive ordering U.S. federal agencies to secure their Cisco firewall devices against two flaws that have been exploited in zero-day attacks. Emergency Directive 25-03 was issued to Federal Civilian Executive Branch (FCEB) agencies on September 25 and requires them to patch CVE-2025-20333 and CVE-2025-20362 vulnerabilities in Adaptive Security Appliance (ASA) and Firewall Threat […]
Cisco warns of ASA firewall zero-days exploited in attacks
Cisco warned customers today to patch two zero-day vulnerabilities that are actively being exploited in attacks and impact the company’s firewall software. The first one (CVE-2025-20333) allows authenticated, remote attackers to execute arbitrary code on devices running vulnerable Adaptive Security Appliance (ASA) and Firewall Threat Defense (FTD) software, while the second (CVE-2025-20362) enables remote attackers […]
Cisco warns of IOS zero-day vulnerability exploited in attacks
Cisco has released security updates to address a high-severity zero-day vulnerability in Cisco IOS and IOS XE Software that is currently being exploited in attacks. Tracked as CVE-2025-20352, the flaw is due to a stack-based buffer overflow weakness found in the Simple Network Management Protocol (SNMP) subsystem of vulnerable IOS and IOS XE software, impacting […]
Surge in networks scans targeting Cisco ASA devices raise concerns
Large network scans have been targeting Cisco ASA devices, prompting warnings from cybersecurity researchers that it could indicate an upcoming flaw in the products. GreyNoise has recorded two significant scanning spikes in late August, with up to 25,000 unique IP addresses probing ASA login portals and also Cisco IOS Telnet/SSH. The second wave, logged on August 26, 2025, was […]
FBI warns of Russian hackers exploiting 7-year-old Cisco flaw
The Federal Bureau of Investigation (FBI) has warned that hackers linked to Russia’s Federal Security Service (FSB) are targeting critical infrastructure organizations in attacks exploiting a 7-year-old vulnerability in Cisco devices. The FBI’s public service announcement states that the state-backed hacking group, linked to the FSB’s Center 16 unit and tracked as Berserk Bear (also known as […]
Cisco warns of max severity flaw in Firewall Management Center
Cisco is warning about a critical remote code execution (RCE) vulnerability in the RADIUS subsystem of its Secure Firewall Management Center (FMC) software. Cisco FCM is a management platform for the vendor’s Secure Firewall products, which provides a centralized web or SSH-based interface to allow administrators to configure, monitor, and update Cisco firewalls. RADIUS in FMC […]
Cisco discloses data breach impacting Cisco.com user accounts
Cisco has disclosed that cybercriminals stole the basic profile information of users registered on Cisco.com following a voice phishing (vishing) attack that targeted a company representative. After becoming aware of the incident on July 24th, the networking equipment giant discovered that the attacker tricked an employee and gained access to a third-party cloud-based Customer Relationship […]