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Cisco IOS XE CVE-2023-20198 and CVE-2023-20273: WebUI Internals, Patch Diffs, and Theory Crafting

Introduction There has been a lot of news around the recent Cisco IOS XE vulnerabilities CVE-2023-20198 and CVE-2023-2073. Information about this vulnerability was first published by Cisco on October 16th, 2023, and since then we have seen evidence of mass exploitation and implantation. In this post we share our technical insights so far into these vulnerabilities. Cisco IOS XE Architecture...
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VMware Aria Operations for Logs CVE-2023-34051 Technical Deep Dive and IOCs

Introduction This report is a follow up to https://www.horizon3.ai/vmware-vrealize-log-insight-vmsa-2023-0001-technical-deep-dive/. Earlier this year we reported the technical details for VMSA-2023-0001 affecting VMware Aria Operations for Logs (formerly VMware vRealize Log Insight). In that report, we showed how an attacker could use three different CVEs to achieve remote code execution. During the course of that investigation, we noticed the fix provided by...
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Apache Superset Part II: RCE, Credential Harvesting and More

Apache Superset is a popular open source data exploration and visualization tool. In a previous post, we disclosed a vulnerability, CVE-2023-27524, affecting thousands of Superset servers on the Internet, that enables unauthorized attackers to gain admin access to these servers. We also alluded to methods that an attacker, logged in as an admin, could use to harvest credentials and execute...
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Ivanti Sentry Authentication Bypass CVE-2023-38035 Deep Dive

Introduction Ivanti has recently published an advisory for CVE-2023-38035. The vulnerability has been added to CISA KEV and is described as an authentication bypass in the Ivanti Sentry administrator interface. This new vulnerability comes on the heels of an in-the-wild-exploited vulnerability in Ivanti EPMM (CVE-2023-35078). In this post we will take a deep dive into how this new vulnerability can...
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