Threat Advisory: 3CX Softphone Supply Chain Compromise

Cisco Talos is tracking and actively responding to a supply chain attack involving the 3CX Desktop Softphone application. This is a multi-stage attack that involves sideloading DLLs, seven-day sleep routines, and additional payloads dependent on a now-removed GitHub repository for Windows-based...

Vulnerability Spotlight: Vulnerability in ManageEngine OpManager could lead to XXE attack

Marcin "Icewall" Noga of Cisco Talos discovered this vulnerability. Cisco Talos recently discovered a vulnerability in ManageEngine OpManager that could lead to an XML external entity XXE attack. OpManager is network monitoring software that allows users to track and manage the performance of...

Vulnerability Spotlight: Specially crafted files could lead to denial of service, information disclosure in OpenImageIO parser

Lilith of Cisco Talos discovered these vulnerabilities. Cisco Talos recently discovered three vulnerabilities in the OpenImageIO image-parsing library that many popular pieces of 3-D rendering software use. OpenImageIO is a library that converts, compares and processes various image files. Blende...

Vulnerability Spotlight: SNIProxy contains remote code execution vulnerability

Keane OKelley of Cisco ASIG discovered this vulnerability. Cisco ASIG recently discovered a remote code execution vulnerability in the SNIProxy open-source tool that occurs when the user utilizes wildcard backend hosts. SNIProxy proxies incoming HTTP and TLS connections based on the hostname...

Threat Roundup for March 17 to March 24

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between March 17 and March 24. As with previous roundups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavioral...

Fighting the Good Fight: Life inside the Talos Ukraine Task Unit

As we spoke about in the new ThreatWise TV documentary, "People Matter: A look back on how Cisco Talos has been supporting Ukraine," war isnt something that often appears in an organizations business continuity or disaster recovery plans. In the months leading up to Russias invasion of Ukraine,...

Vulnerability Spotlight: Netgear Orbi router vulnerable to arbitrary command execution

Christopher McBee and Dave McDaniel of Cisco Talos discovered these vulnerabilities. Cisco Talos recently discovered four vulnerabilities in the Netgear Orbi mesh wireless system, including the main hub router and satellite routers that extend the networks range. A mesh system allows users to set...

Vulnerability Spotlight: WellinTech ICS platform vulnerable to information disclosure, buffer overflow vulnerabilities

Carl Hurd of Cisco Talos discovered these vulnerabilities. Cisco Talos recently discovered two vulnerabilities in WellinTechs KingHistorian industrial control systems data manager. KingHistorian is a time-series database that allows users to ingest and process large amounts of data from ICS,...

Netgear Orbi Router RBR750 Remote Management cleartext transmission vulnerability

Talos Vulnerability Report TALOS-2022-1598 Netgear Orbi Router RBR750 Remote Management cleartext transmission vulnerability March 21, 2023 CVE Number CVE-2022-38458 SUMMARY A cleartext transmission vulnerability exists in the Remote Management functionality of Netgear Orbi Router RBR750 4.6.8.5....

Vulnerability Spotlight: Node-SQLite3 issue could lead to denial of service in Ghost CMS

Dave McDaniel of Cisco Talos discovered this vulnerability. Cisco Talos recently discovered a vulnerability in node-sqlite3 that affects the Ghost content management system and could affect other software utilizing this library. Ghost is a content management system with tools to build a website,...

Threat Source newsletter (March 16, 2023) — A deep dive into Talos' work in Ukraine

Welcome to this weeks edition of the Threat Source newsletter. Were written a ton about Cisco Talos support of Ukraine and our friends and allies there. Now, we encourage you to watch and listen to the folks who have been working hands-on there. The latest episode of ThreatWise TV from Hazel Burt...

Ghost Foundation node-sqlite3 code execution vulnerability

Talos Vulnerability Report TALOS-2022-1645 Ghost Foundation node-sqlite3 code execution vulnerability March 16, 2023 CVE Number CVE-2022-43441 SUMMARY A code execution vulnerability exists in the Statement Bindings functionality of Ghost Foundation node-sqlite3 5.1.1. A specially-crafted Javascri...

Researcher Spotlight: How David Liebenberg went from never having opened Terminal to hunting international APTs

When Dave Liebenberg started his first day at Talos, he had never even opened Terminal on a Mac before -- let alone written a Snort rule or infiltrated a dark web forum. He jokes that he was a trendsetter at Talos, becoming the first of many to break into security without having any prior...

Threat Roundup (Feb. 24 - March 3)

Today, Talos is publishing a glimpse into the most prevalent threats weve observed between Feb. 24 and March 3. As with previous roundups, this post isnt meant to be an in-depth analysis. Instead, this post will summarize the threats weve observed by highlighting key behavioral characteristics,...

February 24th

Today marks one year since Russia invaded Ukraine. While there is much we could say, we will simply reiterate our unwavering support of our colleagues, partners, and the people of Ukraine as they defend their country and our hope that peace and comfort come quickly to them. Everything we said one...

Threat Round up for February 17 to February 24

Today, Talos is publishing a glimpse into the most prevalent threats weve observed between Feb. 17 and Feb. 24. As with previous roundups, this post isnt meant to be an in-depth analysis. Instead, this post will summarize the threats weve observed by highlighting key behavioral characteristics,...

Vulnerability Spotlight: EIP Stack Group OpENer open to two remote code execution vulnerabilities

Jared Rittle of Cisco Talos discovered these vulnerabilities. Cisco Talos recently discovered three vulnerabilities in EIP Stack Group OpENer, an ethernet/IP stack for I/O adapter devices, that could allow an attacker to cause a targeted server to crash or open the door to remote code execution...

Fedora 37 : OpenImageIO (2023-c3d65c8f7b)

The remote Fedora 37 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2023-c3d65c8f7b advisory. Release 2.4.8.1 13 Feb 2023 -- compared to 2.4.8.0 Fixtarga: guard against corrupted tga files Fixes TALOS-2023-1707 / CVE-2023-24473, TALOS-2023-17...

Critical RCE Vulnerability Discovered in ClamAV Open Source Antivirus Software

Cisco has rolled out security updates to address a critical flaw reported in the ClamAV open source antivirus engine that could lead to remote code execution on susceptible devices. Tracked as CVE-2023-20032 CVSS score: 9.8, the issue relates to a case of remote code execution residing in the HFS...

Financially Motivated Threat Actor Strikes with New Ransomware and Clipper Malware

A new financially motivated campaign that commenced in December 2022 has seen the unidentified threat actor behind it deploying a novel ransomware strain dubbed MortalKombat and a clipper malware known as Laplas. Cisco Talos said it "observed the actor scanning the internet for victim machines wi...