Blumira Briefings

Staying on top of security news shouldn't be another full-time job.

Enter Blumira Briefings, our weekly panel series where security experts break down the headlines you might have missed, and explain what they actually mean for your security practice! 🔒

Each week, join a lineup of different Blumira experts (and sometimes special guests!) who will:

Share the top threats, suspects, and risks we're seeing across our detection and response platform
Discuss significant security stories and what they mean for YOU
Provide practical advice you can actually implement right away

••Keep it conversational, informative, and under 30 minutes

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Blumira Briefings

🦔 Blumira Briefings Ep. 9: Cisco Vulnerabilities, BadSuccessors, Coding Assistant Prompt Injection

May 30, 2025 • Blumira • Season 1 • Episode 9

🔔 Welcome back to Blumira Briefings, your essential security download! This week, Matt Warner, Mike Toole, Jake Ouellette, and Zoe Lindsey break down the latest security headlines with context you can actually use. 🔔

What We Cover This Week:

🩹 Cisco patches 10 issues, including 2 high-severity DoS and privilege escalation flaws

🔑 184 million login credentials for major platforms exposed online

🇷🇺 Russia's Fancy Bear stepping up attacks on logistics and IT firms

💻 BadSuccessor: Understanding a Windows Server 2025 vulnerability exploiting permission inheritence

🤖 GitLab Duo prompt injection vulnerability, highlighting potential AI assistant security risks

Plus, Expert Insights On:

Focusing on threat actor attribution vs. focusing on remediation
Practical strategies for balancing AI assistant functionality with security
The importance of monitoring AD permission changes and account creation
The risk in using Outlook/email storage for sensitive information

📰 SOURCES:

Cisco Patches: https://www.securityweek.com/cisco-patches-high-severity-dos-privilege-escalation-vulnerabilities/

Exposed Login Credentials: https://www.websiteplanet.com/news/infostealer-breach-report/

Fancy Bear Advisory: https://www.darkreading.com/cyberattacks-data-breaches/cisa-russia-fancy-bear-targeting-logistics-it-firms

BadSuccessor Vulnerability: https://www.akamai.com/blog/security-research/abusing-dmsa-for-privilege-escalation-in-active-directory

GitLab Duo Prompt Injection: https://www.legitsecurity.com/blog/remote-prompt-injection-in-gitlab-duo