1371 matches found
90 days, 16 bugs, and an Azure Sphere Challenge
Cisco Talos reports 16 vulnerabilities in Microsoft Azure Sphere's sponsored research challenge. By Claudio Bozzato, Lilith --; and Dave McDaniel. On May 15, 2020, Microsoft kicked off the Azure Sphere Security Research Challenge, a three-month initiative aimed at finding bugs in Azure Sphere...
Threat Roundup for September 25 to October 2
Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Sept. 25 and Oct. 2. 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 characteristics...
Vulnerability Spotlight: Remote code execution bugs in NVIDIA D3D10 driver
Piotr Bania of Cisco Talos discovered this vulnerability. Blog by Jon Munshaw. Cisco Talos recently discovered multiple remote code execution vulnerabilities in the NVIDIA D3D10 driver. This driver supports multiple GPUs that NVIDIA produces. An adversary could exploit these vulnerabilities by...
Zerologon Attacks Against Microsoft DCs Snowball in a Week
A spike in exploitation attempts against the Microsoft vulnerability CVE-2020-1472, known as the Zerologon bug, continues to plague businesses. That’s according to researchers from Cisco Talos, who warned that cybercriminals are redoubling their efforts to trigger the elevation-of-privilege bug i...
Microsoft Netlogon exploitation continues to rise
Cisco Talos is tracking a spike in exploitation attempts against the Microsoft vulnerability CVE-2020-1472, an elevation of privilege bug in Netlogon, outlined in the August Microsoft Patch Tuesday report. The vulnerability stems from a flaw in a cryptographic authentication scheme used by the...
Threat Roundup for September 18 to September 25
Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Sept. 18 and Sept. 25. 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...
Aveva eDNA Enterprise Data Historian FavoritesService.asmx SQL injection Vulnerability
Talos Vulnerability Report TALOS-2020-1097 Aveva eDNA Enterprise Data Historian FavoritesService.asmx SQL injection Vulnerability September 23, 2020 CVE Number CVE-2020-6153 Summary An exploitable SQL injection vulnerability exists in the FavoritesService.asmx Web Service functionality of eDNA...
New Snort, ClamAV coverage strikes back against Cobalt Strike
By Nick Mavis. Editing by Joe Marshall and Jon Munshaw. Cisco Talos is releasing a new research paper called “The Art and Science of Detecting Cobalt Strike.” We recently released a more granular set of updated SNORTⓇ and ClamAVⓇ detection signatures to detect attempted obfuscation and exfiltrati...
Beers with Talos ep. #92: Trending in Your Network — Disinformation
Beers with Talos BWT Podcast episode No. 92 is now available. Download this episode and subscribe to Beers with Talos:Apple Podcasts Google PodcastsSpotify StitcherIf iTunes and Google Play aren't your thing, click here. By Mitch Neff. Recorded Aug. 26, 2020 Disinformation is front and center rig...
Threat Roundup for September 11 to September 18
Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Sept. 11 and Sept. 18. 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...
Vulnerability Spotlight: Multiple vulnerabilities in Nitro Pro PDF reader
Cisco Talos researchers discovered these vulnerabilities. Blog by Jon Munshaw. Cisco Talos recently discovered multiple code execution vulnerabilities in the Nitro Pro PDF reader. Nitro PDF allows users to save, read, sign and edit PDFs on their computers. The software contains vulnerabilities th...
Threat Roundup for September 4 to September 11
Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Sept. 4 and Sept. 11. 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 characteristic...
Threat Source newsletter for Sept. 10, 2020
Newsletter compiled by Jon Munshaw. Good afternoon, Talos readers. In our continued research on election security, we have a new video roundtable discussion up on our YouTube page. In this Q&A-style format, I ask our researchers questions about the work they’ve done researching disinformation aka...
Roundtable video: Disinformation and election security
By Jon Munshaw. In our continued coverage of election security, we decided to sit down with four Talos and Cisco researchers to discuss disinformation. As we outlined in our recent research paper, disinformation is one of the cornerstones of threat actors' efforts to disrupt the American election...
Vulnerability Spotlight: Privilege escalation in Windows 10 CLFS driver
Marcin “Icewall” Noga of Cisco Talos discovered this vulnerability. Blog by Jon Munshaw. Cisco Talos recently discovered a privilege escalation vulnerability in the Windows 10 Common Log File System. CLFS is a general-purpose logging service that can be used by software clients running in user-mo...
Threat Roundup for August 28 to September 4
Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Aug. 28 and Sept. 4. 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 characteristics...
Threat Source newsletter for Sept. 3, 2020
Newsletter compiled by Jon Munshaw. Good afternoon, Talos readers. We recently uncovered a series of email campaigns utilizing links to malicious documents hosted on legitimate file-sharing platforms to spread malware. The campaigns distributed various malware payloads including Gozi ISFB, ZLoade...
Salfram: Robbing the place without removing your name tag
By Holger Unterbrink and Edmund Brumaghin. Threat summary Cisco Talos recently uncovered a series of email campaigns utilizing links to malicious documents hosted on legitimate file-sharing platforms to spread malware.The campaigns distributed various malware payloads including Gozi ISFB, ZLoader...
Better email classification, courtesy of you
Cisco customers with Email Security Appliances ESA or Cloud Email Security CES accounts already know the benefits of Cisco’s email filtering. Every day, millions of malicious emails are automatically sent to the trash bin. Cisco encourages customers to participate in honing those filters by...
Beers with Talos ep. #91: Get the FUD out
Beers with Talos BWT Podcast episode No. 91 is now available. Download this episode and subscribe to Beers with Talos:Apple Podcasts Google PodcastsSpotify StitcherIf iTunes and Google Play aren't your thing, click here. By Mitch Neff. Recorded Aug. 14, 2020 Let’s talk about FUD. It’s not enough ...