Latest cybersecurity reporting from selected sources.

Threat actors associated with Qilin and Warlock ransomware operations have been observed using the bring your own vulnerable driver (BYOVD) technique to silence security tools running on compromised hosts, according to findings from Cisco Talos and Trend Micro

Cisco has released updates to address a critical security flaw in the Integrated Management Controller (IMC) that, if successfully exploited, could allow an unauthenticated, remote attacker to bypass authentication and gain access to the system with elevated privileges

Cisco’s response to the latest SD-WAN and firewall defects has been fast, but the harder question is how long sophisticated actors had a head start — and what’s already compromised. The post Cisco’s latest vulnerability spree has a more troubling pattern underneath appeared first on CyberScoop.

Emergency CISA Directive Lands as DHS Shutdown Strains Cyber OperationsThe Cybersecurity and Infrastructure Security Agency issued a directive Wednesday ordering civilian agencies to secure and hunt for compromise in vulnerable Cisco SD-WAN systems after officials observed active exploitation - while warning that shutdown-related disruptions heighten operational risk.

Cisco is warning that a critical authentication bypass vulnerability in Cisco Catalyst SD-WAN, tracked as CVE-2026-20127, was actively exploited in zero-day attacks that allowed remote attackers to compromise controllers and add malicious rogue peers to targeted networks. [...]

Vendor Ships Emergency Fixes, Warning Flaw Facilitates Full System CompromiseAttackers are targeting a zero-day vulnerability in Cisco's Unified Communications and Webex products that facilitates remote code execution and root-level access to the underlying operating system, risking full system compromise. Cisco has released patches, warning that no workarounds exist.

Philippe Laulheret of Cisco Talos on Vulnerabilities in ControlVault FirmwareSecurity flaws in Dell's ControlVault firmware allowed attackers to run code on the chip, extract stored secrets and alter its behavior. By chaining these exploits, they could send malicious data to Windows components, said Philippe Laulheret, senior vulnerability researcher at Cisco Talos.

Networks in US and beyond compromised by Beijing's super-snoops pulling off priv-esc attacks China's Salt Typhoon spy crew exploited vulnerabilities in Cisco devices to compromise at least seven devices linked to global telecom providers and other orgs, in addition to its previous victim count.…

4,387 Online Merchants Compromised, Including Cisco and National Geographic StoresThousands of online stores running Adobe Commerce and Magento software have been hacked since the summer and infected with digital payment skimmers by attackers targeting a vulnerability known as CosmicSting. While patched by Adobe in June, users also need to forcibly invalidate stolen credentials.

Cisco has patched a zero-day vulnerability exploited by a Chinese APT group to compromise Nexus switches

Also: Omni Hack Exposed Customer Data; More Ivanti Vulnerabilities Come to LightThis week, police disrupted the LabHost phishing-as-a-service site, customer data compromised in Omni Hotels hack, more Ivanti vulnerabilities found, Moldovan botnet operator faces U.S. charges, Cisco warned of a data breach in Duo and a Spanish Guardia Civil contractor suffered a ransomware attack.

Also: Omni Hack Exposed Customer Data and More Ivanti VulnerabilitiesThis week, police took down the LabHost phishing-as-a-service site, customer data compromised in Omni Hotels hack, more Ivanti vulnerabilities, a Moldovan botnet operators faces U.S. charges, Cisco warned of data breach in Duo and a Spanish Guardia Civil contractor suffered a ransomware attack.

Cisco has addressed the two vulnerabilities (CVE-2023-20198 and CVE-2023-20273) that hackers exploited to compromise tens of thousands of IOS XE devices over the past week. [...]

More than 40,000 Cisco devices running the IOS XE operating system have been compromised after hackers exploited a recently disclosed maximum severity vulnerability tracked as CVE-2023-20198. [...]

Cisco Systems on Wednesday shipped security patches to contain three flaws impacting its Enterprise NFV Infrastructure Software (NFVIS) that could permit an attacker to fully compromise and take control over the hosts