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gbhackers.com /1 day ago

CISA Adds Cisco IOS CSRF Flaw Enabling Arbitrary Command Execution to KEV Catalog

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added CVE-2008-4128, a cross-site request forgery (CSRF) vulnerability affecting Cisco IOS, to its Known Exploi...

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habr.com /1 month ago

Как на маршрутизаторах с Cisco IOS XE типа ISR4000 C8200, объединить в один L2 сегмент, порт на шасси и на NIM карте

Как на маршрутизаторах с Cisco IOS XE типа ISR4000 C8200, объединить в один L2 сегмент, порт на шасси и на NIM карте. Редкий, но интересный кейс. Описывается настройка Bridge-Domai...

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networkengineering.stackexchange.com /1 month ago

DHCPNAK Message [closed]

I want to capture DHCPNAK message in wireshark captures in eve-ng. My topology: dhcp client(cisco ios) ---- sw(plug and play) ------ dhcp server(cisco ios) network: 10.1.1.0/24. Ho...

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networkengineering.stackexchange.com /1 month ago

Cisco CML - Network Scenario Advice [closed]

I have been using Cisco CML to come up with a network design that is based on an airport. This is purely for learning purposes, but I would be grateful if I can have some advice on...

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thehackernews.com /1 month ago

Cisco Patches CVE-2026-20230 in Unified CM as Exploit Code Goes Public

Cisco has patched a bug in Unified Communications Manager that lets an unauthenticated attacker on the network write files to the box and, from there, climb to root. It is tracked...

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thehackernews.com /3 weeks ago

Cisco Catalyst SD-WAN Zero-Day CVE-2026-20245 Exploited to Gain Root Access

An unknown threat actor exploited a recently disclosed high-severity security flaw impacting Cisco Catalyst SD-WAN as a zero-day at least two months before it was publicly disclose...

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forrester.com /3 weeks ago

Cisco’s Platform Push: Big Vision, Real Questions

I wasn’t on the ground at Cisco Live in Las Vegas this year, but I stayed closely plugged in, comparing notes in real time with Joseph Blankenship, Carlos Rivera, and James Plouffe...

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thehackernews.com /1 month ago

Cisco Releases Security Updates for Actively Exploited SD-WAN Manager Flaw

Cisco has released security updates for a medium-severity security flaw in Catalyst SD-WAN Manager that has come under active exploitation in the wild. The vulnerability, tracked...

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gbhackers.com /1 month ago

Critical Vulnerability in Cisco Secure Workload Threatens Enterprise API Security

Cisco has disclosed a critical security vulnerability in its Secure Workload platform that could allow unauthenticated attackers to gain high-level administrative access to sensiti...

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thehackernews.com /1 month ago

Cisco Catalyst SD-WAN Manager CVE-2026-20245 Flaw Actively Exploited – No Patch Available

Cisco has warned that a high-severity security flaw impacting Catalyst SD-WAN Manager has come under active exploitation. The vulnerability, tracked as CVE-2026-20245, carries a C...

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simplilearn.com /1 month ago

Cisco Certification Showdown : CCNA vs. CCNP | Simplilearn

Over the past several years, Cisco certifications have become extremely popular. In fact, Cisco certifications are considered some of the most valuable certifications in the IT ind...

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cloud.google.com /3 weeks ago

Zero-Day Exploitation of Vulnerability (CVE-2026-20245) in Cisco Catalyst SD-WAN Manager

Written by: Chester Sng, Pete Boonyakarn, Logeswaran Nadarajan Introduction In early 2026, Mandiant identified a threat actor targeting SD-WAN infrastructure at a service provide...

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blogs.cisco.com /6 days ago

Unifying operations with Cisco Cloud Control

Managing your data center through disconnected consoles slows everything down. Cisco Cloud Control unifies your entire Cisco estate—Nexus One, Intersight, and more—into one platfor...

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blogs.cisco.com /1 week ago

Cisco Nexus One, next-generation data center networking architecture

Discover Nexus One: the next evolution in data center networking. Build your infrastructure your way with an open, flexible architecture that supports ACI, NX-OS, and SONiC to powe...

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theregister.com /4 weeks ago

Cisco adds another SD-WAN box to max-severity bug advisory

Updated at the time? No sweat. Check those logs, though

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gbhackers.com /3 weeks ago

Cisco Catalyst SD-WAN Manager Zero-Day Exploited to Gain Root Access via Malicious CSV Upload

Cisco Catalyst SD-WAN Manager instances are currently being targeted in a zero-day exploitation campaign that allows attackers to escalate their privileges to root through a malici...

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blogs.cisco.com /1 week ago

Beyond CMDB Sync: Cisco Catalyst Center for ITSM Workflows

Discover how Cisco Catalyst Center 3.2.1 enhances ServiceNow CMDB integration with Granular Stack Switch Synchronization. Improve asset visibility, streamline ITSM workflows, and a...

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networkengineering.stackexchange.com /1 month ago

ACL issues, packages are blocked going out despite the list being applied on the inbound interface [closed]

I am studying for my upcoming networking finals and I am struggling with configuring an access list. The list is applied on the WAN interface (Gig0/0) of the right router and set t...

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theregister.com /1 month ago

Cisco serves up yet another perfect 10 bug with Secure Workload admin flaw

Switchzilla says attackers could access sensitive data and make configuration changes across tenant boundaries through vulnerable internal APIs

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blogs.cisco.com /1 month ago

CCNP Security News Roundup: Free SDSI Training, New Duo Course

As part of the quarterly Rev Up to Recert program, Cisco U. is offering the SDSI Learning Path—free—from May 29 to July 13, 2026.

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gbhackers.com /2 weeks ago

CISA Adds Actively Exploited Cisco Unified CM Flaws to KEV Catalog

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added a critical vulnerability affecting Cisco Unified Communications Manager (Unified CM) to its Known Exploit...

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computerra.ru /4 weeks ago

Когда сеть становится слишком большой для CLI

Источник: Компьютерра - Журнал о науке и технологиях Годами инженеры настраивали железо исключительно через командную строку. Настройка коммутаторов, обновление ACL, изменение пар...

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thehackernews.com /1 month ago

CISA Adds Cisco, Chrome, and Arista Flaws to KEV Catalog Amid Active Exploitation

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday added three new vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog, following reports...

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theregister.com /1 month ago

Yet another Cisco SD-WAN 0-day under attack, and no patch in sight

Good luck, sys admins

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