Skeletons in the Closet: Legacy Software, Novel Exploits
The Praetorian team recently discovered a new vulnerability in Ivanti Endpoint Manager (EPM) which serves as a reminder to be aware of legacy systems – patch regularly and test often.
Identifying SQL Injections in a GraphQL API
Overview Many vulnerabilities in modern web applications occur due to the improper handling of user-supplied input. Command injection, cross-site scripting, XML External Entity (XXE) injections, and SQL injections all emerge from the downstream effects of unsanitized user input. SQL injection has held a high-ranking spot on the OWASP top 10 list since its inception. Despite […]
3CX Phone System Local Privilege Escalation Vulnerability
Overview In an effort to safeguard our customers, we perform proactive vulnerability research with the goal of identifying zero-day vulnerabilities that are likely to impact the security of leading organizations. Recently, we decided to take a look at the 3CX Phone Management System with the goal of identifying an unauthenticated remote code execution vulnerability within […]
Exploiting Lambda Functions for Fun and Profit
Overview Praetorian recently performed an assessment of a platform responsible for downloading and building untrusted, user-supplied code. The client was concerned about the possibility of attackers leveraging this process to compromise the client’s AWS environment or gain access to sensitive data belonging to other users. Their solution to sandboxing untrusted code builds was to perform […]
Account Takeover via Broken Authentication Workflow: Free Lifetime Streaming!
Overview Nowadays, the convenience of streaming applications on our mobile and web applications has become an integral part of our entertainment experience. However, this experience can come at a cost if we overlook the security of these applications. In this blog post, we will delve deeper into a critical account takeover vulnerability discovered by our […]
Drop the Mic (CVE-2019-1166)
Overview CVE-2019-1166 (“Drop the MIC”) is a tampering vulnerability in Microsoft Windows, specifically targeting the NTLM (NT LAN Manager) authentication protocol. The vulnerability allows a man-in-the-middle attacker to bypass the NTLM Message Integrity Check (MIC) protection. By doing so, the attacker can tamper with the NTLM authentication process without invalidating the signature, which can lead […]
CVE-2024-6387: RegreSSHion
July 5th, 2024 Update Chariot detected numerous instances of CVE-2024-6387 in our customers’ environments this week. We have notified all of our impacted customers to begin the remediation process. On July 1, 2024, the Qualys Threat Research Unit (TRU) announced an unauthenticated remote code execution in OpenSSH’s sshd server. Cataloged as CVE-2024-6387, the vulnerability is […]
Compromising ByteDance’s Rspack using GitHub Actions Vulnerabilities
Recently, we identified several critical Pwn Request vulnerabilities within GitHub Actions used by the Rspack repository. These vulnerabilities could allow an external attacker to submit a malicious pull request, without the requirement of being a prior contributor to the repository, and compromise the following secrets…
Local Privilege Escalation Vulnerability in Ant Media Server (CVE-2024-32656)
Overview In an effort to safeguard our customers, we perform proactive vulnerability research with the goal of identifying zero-day vulnerabilities that are likely to impact the security of leading organizations. Recently, we decided to take a look at Ant Media Server with the goal of identifying any vulnerabilities within the application. We performed testing against […]
MeshCentral Cross-Site Websocket Hijacking Vulnerability (CVE-2024-26135)
Overview In this article we discuss a recent cross-site websocket hijacking (CSWSH) vulnerability that we identified in MeshCentral, a web-based remote monitoring and endpoint management solution. MITRE assigned the CVE identifier CVE-2024-26135. End users can use MeshCentral to install agents that communicate with a centralized server. The centralized server then allows users to perform remote […]