Tag: cisco
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Chinese hackers scanning, exploiting Cisco ASA firewalls used by governments worldwide
In a report shared with Recorded Future News, Unit 42 attributed the targeting of Cisco ASA devices to Storm-1849, a China-based threat group that Cisco previously said has been attacking the tools since 2024. First seen on therecord.media Jump to article: therecord.media/chinese-hackers-scan-exploit-firewalls-government
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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. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/australia-warns-of-badcandy-infections-on-unpatched-cisco-devices/
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Old threats, new consequences: 90% of cyber claims stem from email and remote access
Tags: access, ai, attack, awareness, cisco, ciso, citrix, cloud, communications, control, credentials, cve, cyber, cybersecurity, data, defense, detection, email, encryption, finance, fraud, hacker, insurance, mail, malicious, microsoft, network, phishing, phone, ransomware, risk, sophos, tactics, threat, tool, update, vpn, vulnerability2025 InsurSec Rankings Report, email and remote access remain the most prominent cyber threat vectors, accounting for 90% of cyber insurance claims in 2024.And, no surprise, larger companies continue to get hit hardest. But, interestingly, the virtual private networks (VPNs) many rely on are anything but secure, despite assumptions to the contrary.”We know from our…
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Notable post-quantum cryptography initiatives paving the way toward Q-Day
Tags: attack, awareness, cisa, cisco, communications, computer, computing, crypto, cryptography, cyber, cybersecurity, data, encryption, finance, framework, google, government, group, guide, ibm, infrastructure, intelligence, Internet, iot, linux, microsoft, mitre, ml, nist, nvidia, open-source, service, side-channel, software, supply-chain, technology, theft, threat, tool, vulnerabilityIndustry heavyweights line up behind PQC: Google”¯Chrome became the first mainstream browser to support hybrid post”‘quantum key exchanges by default late last year.The approach combines classical elliptic-curve encryption, for backwards compatibility, with lattice-based PQC derived from ML-KEM.Other industry giants, including Amazon and IBM, have also begun laying foundations for quantum-safe cryptography. For example, IBM has…
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Notable post-quantum cryptography initiatives paving the way toward Q-Day
Tags: attack, awareness, cisa, cisco, communications, computer, computing, crypto, cryptography, cyber, cybersecurity, data, encryption, finance, framework, google, government, group, guide, ibm, infrastructure, intelligence, Internet, iot, linux, microsoft, mitre, ml, nist, nvidia, open-source, service, side-channel, software, supply-chain, technology, theft, threat, tool, vulnerabilityIndustry heavyweights line up behind PQC: Google”¯Chrome became the first mainstream browser to support hybrid post”‘quantum key exchanges by default late last year.The approach combines classical elliptic-curve encryption, for backwards compatibility, with lattice-based PQC derived from ML-KEM.Other industry giants, including Amazon and IBM, have also begun laying foundations for quantum-safe cryptography. For example, IBM has…
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Cisco and Splunk plot multi-year data fabric journey
Company leaders talk up their vision for the Cisco Data Fabric that will allow enterprises to gain insights about their IT infrastructure and security posture from machine data wherever it resides, from the network edge to the cloud First seen on computerweekly.com Jump to article: www.computerweekly.com/news/366633462/Cisco-and-Splunk-plot-multi-year-data-fabric-journey
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Cisco and Splunk plot multi-year data fabric journey
Company leaders talk up their vision for the Cisco Data Fabric that will allow enterprises to gain insights about their IT infrastructure and security posture from machine data wherever it resides, from the network edge to the cloud First seen on computerweekly.com Jump to article: www.computerweekly.com/news/366633462/Cisco-and-Splunk-plot-multi-year-data-fabric-journey
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Uncovering Qilin attack methods exposed through multiple cases
Cisco Talos investigated the Qilin ransomware group, uncovering its frequent attacks on the manufacturing sector, use of legitimate tools for credential theft and data exfiltration, and sophisticated methods for lateral movement, evasion, and persistence. First seen on blog.talosintelligence.com Jump to article: blog.talosintelligence.com/uncovering-qilin-attack-methods-exposed-through-multiple-cases/
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Threat Actors Ramp Up Public App Exploits as ToolShell Gains Traction
ToolShell exploit activity surged last quarter, appearing in over 60% of Cisco Talos IR cases and driving a sharp rise in public-facing application attacks First seen on infosecurity-magazine.com Jump to article: www.infosecurity-magazine.com/news/toolshell-gains-traction/
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Think passwordless is too complicated? Let’s clear that up
We’ve relied on passwords for years to protect our online accounts, but they’ve also become one of the easiest ways attackers get in. Cisco Duo helps clear up some of the biggest passwordless myths. First seen on blog.talosintelligence.com Jump to article: blog.talosintelligence.com/passwordless-mythbusting-with-cisco-duo/
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Think passwordless is too complicated? Let’s clear that up
We’ve relied on passwords for years to protect our online accounts, but they’ve also become one of the easiest ways attackers get in. Cisco Duo helps clear up some of the biggest passwordless myths. First seen on blog.talosintelligence.com Jump to article: blog.talosintelligence.com/passwordless-mythbusting-with-cisco-duo/
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Think passwordless is too complicated? Let’s clear that up
We’ve relied on passwords for years to protect our online accounts, but they’ve also become one of the easiest ways attackers get in. Cisco Duo helps clear up some of the biggest passwordless myths. First seen on blog.talosintelligence.com Jump to article: blog.talosintelligence.com/passwordless-mythbusting-with-cisco-duo/
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Think passwordless is too complicated? Let’s clear that up
We’ve relied on passwords for years to protect our online accounts, but they’ve also become one of the easiest ways attackers get in. Cisco Duo helps clear up some of the biggest passwordless myths. First seen on blog.talosintelligence.com Jump to article: blog.talosintelligence.com/passwordless-mythbusting-with-cisco-duo/
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Think passwordless is too complicated? Let’s clear that up
We’ve relied on passwords for years to protect our online accounts, but they’ve also become one of the easiest ways attackers get in. Cisco Duo helps clear up some of the biggest passwordless myths. First seen on blog.talosintelligence.com Jump to article: blog.talosintelligence.com/passwordless-mythbusting-with-cisco-duo/
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Angriffe auf Cisco-Systeme laufen – US-Senator nimmt Cisco in die Mangel
First seen on security-insider.de Jump to article: www.security-insider.de/zero-day-schwachstellen-cisco-produkte-us-senator-fordert-aufklaerung-a-4992b84d1a15b834c64df1677a466a60/
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Angriffe auf Cisco-Systeme laufen – US-Senator nimmt Cisco in die Mangel
First seen on security-insider.de Jump to article: www.security-insider.de/zero-day-schwachstellen-cisco-produkte-us-senator-fordert-aufklaerung-a-4992b84d1a15b834c64df1677a466a60/
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IR Trends Q3 2025: ToolShell attacks dominate, highlighting criticality of segmentation and rapid response
Cisco Talos Incident Response observed a surge in attacks exploiting public-facing applications, mainly via ToolShell targeting SharePoint, for initial access, with post-exploitation phishing and evolving ransomware tactics also persisting this quarter. First seen on blog.talosintelligence.com Jump to article: blog.talosintelligence.com/ir-trends-q3-2025/
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IR Trends Q3 2025: ToolShell attacks dominate, highlighting criticality of segmentation and rapid response
Cisco Talos Incident Response observed a surge in attacks exploiting public-facing applications, mainly via ToolShell targeting SharePoint, for initial access, with post-exploitation phishing and evolving ransomware tactics also persisting this quarter. First seen on blog.talosintelligence.com Jump to article: blog.talosintelligence.com/ir-trends-q3-2025/
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PolarEdge Targets Cisco, ASUS, QNAP, Synology Routers in Expanding Botnet Campaign
Cybersecurity researchers have shed light on the inner workings of a botnet malware called PolarEdge.PolarEdge was first documented by Sekoia in February 2025, attributing it to a campaign targeting routers from Cisco, ASUS, QNAP, and Synology with the goal of corralling them into a network for an as-yet-undetermined purpose.The TLS-based ELF implant, at its core,…
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Reducing abuse of Microsoft 365 Exchange Online’s Direct Send
Cisco Talos has observed increased activity by malicious actors leveraging Direct Send as part of phishing campaigns. Here’s how to strengthen your defenses. First seen on blog.talosintelligence.com Jump to article: blog.talosintelligence.com/reducing-abuse-of-microsoft-365-exchange-onlines-direct-send/
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Reducing abuse of Microsoft 365 Exchange Online’s Direct Send
Cisco Talos has observed increased activity by malicious actors leveraging Direct Send as part of phishing campaigns. Here’s how to strengthen your defenses. First seen on blog.talosintelligence.com Jump to article: blog.talosintelligence.com/reducing-abuse-of-microsoft-365-exchange-onlines-direct-send/
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Reducing abuse of Microsoft 365 Exchange Online’s Direct Send
Cisco Talos has observed increased activity by malicious actors leveraging Direct Send as part of phishing campaigns. Here’s how to strengthen your defenses. First seen on blog.talosintelligence.com Jump to article: blog.talosintelligence.com/reducing-abuse-of-microsoft-365-exchange-onlines-direct-send/
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Network security devices endanger orgs with ’90s era flaws
Tags: access, application-security, apt, authentication, breach, cisa, cisco, citrix, cloud, control, cve, cyber, cybersecurity, dos, email, endpoint, exploit, finance, firewall, firmware, flaw, government, group, incident response, infrastructure, injection, ivanti, jobs, linux, mitigation, mobile, network, open-source, penetration-testing, programming, regulation, remote-code-execution, reverse-engineering, risk, risk-management, router, service, software, threat, tool, vpn, vulnerability, zero-day2024 networking and security device zero-day flaws Product CVE Flaw type CVSS Check Point Quantum Security Gateways and CloudGuard Network Security CVE-2024-24919 Path traversal leading to information disclosure 8.6 (High) Cisco Adaptive Security Appliance CVE-2024-20359 Arbitrary code execution 6.6 (Medium) Cisco Adaptive Security Appliance CVE-2024-20353 Denial of service 8.6 (High) Cisco Adaptive Security Appliance …
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North Korean Hackers Combine BeaverTail and OtterCookie into Advanced JS Malware
The North Korean threat actor linked to the Contagious Interview campaign has been observed merging some of the functionality of two of its malware programs, indicating that the hacking group is actively refining its toolset.That’s according to new findings from Cisco Talos, which said recent campaigns undertaken by the hacking group have seen the functions…
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‘Zero Disco’ campaign hits legacy Cisco switches with fileless rootkit payloads
Effects beyond one-time infection: According to Trend Micro, the campaign affected specific Cisco families, including 9400, 9300, and legacy 3750G switches. Affected organizations face more than a one-off compromise as infected switches can provide attackers a long-term, stealthy platform for lateral movement, data interception, or further payload delivery.Parts of the exploit are fileless or volatile,…
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Hackers used Cisco zero-day to plant rootkits on network switches (CVE-2025-20352)
Threat actors have leveraged a recently patched IOS/IOS XE vulnerability (CVE-2025-20352) to deploy Linux rootkits on vulnerable Cisco network devices. >>The operation … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2025/10/17/hackers-used-cisco-zero-day-to-plant-rootkits-on-network-devices-cve-2025-20352/
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Hackers used Cisco zero-day to plant rootkits on network switches (CVE-2025-20352)
Threat actors have leveraged a recently patched IOS/IOS XE vulnerability (CVE-2025-20352) to deploy Linux rootkits on vulnerable Cisco network devices. >>The operation … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2025/10/17/hackers-used-cisco-zero-day-to-plant-rootkits-on-network-devices-cve-2025-20352/
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Cisco Desk, IP, and Video Phones Vulnerable to Remote DoS and XSS Attacks
Multiple Cisco desk, IP, and video phones are at risk of remote denial-of-service (DoS) and cross-site scripting (XSS) attacks due to flaws in their Session Initiation Protocol (SIP) software. The weaknesses affect Desk Phone 9800 Series, IP Phone 7800 and 8800 Series, and Video Phone 8875 models when they are registered to Cisco Unified Communications…
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Cisco Desk, IP, and Video Phones Vulnerable to Remote DoS and XSS Attacks
Multiple Cisco desk, IP, and video phones are at risk of remote denial-of-service (DoS) and cross-site scripting (XSS) attacks due to flaws in their Session Initiation Protocol (SIP) software. The weaknesses affect Desk Phone 9800 Series, IP Phone 7800 and 8800 Series, and Video Phone 8875 models when they are registered to Cisco Unified Communications…
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Critical Cisco IOS and IOS XE Flaws Allow Remote Code Execution
Cisco has disclosed a serious security vulnerability affecting its IOS and IOS XE Software that could allow attackers to execute remote code or crash affected devices. The flaw, tracked as CVE-2025-20352, resides in the Simple Network Management Protocol (SNMP) subsystem and carries a CVSS score of 7.7, marking it as a high-severity threat. Overview of…