A vulnerability in Microsoft Dynamics 365 Supply Chain Visibility allowed arbitrary takeover of Azure tenants via a malicious reply URL. Clicking a link could grant an attacker directory read access or full tenant control if clicked by a Global Admin, without requiring user consent.
Le 24 avril 2024, Cisco a publié trois avis de sécurité concernant des vulnérabilités affectant les équipements de sécurité ASA et FTD. Deux d'entre eux concernent les vulnérabilités CVE-2024-20353 et CVE-2024-20359 qui sont activement exploitées dans le cadre d'attaques ciblées. La vulnérabilité...
The AWS Amplify service was found to be misconfiguring IAM roles associated with Amplify projects. This misconfiguration caused these roles to be assumable by any other AWS account. Both the Amplify Studio and the Amplify CLI exhibited this behavior. Any Amplify project created using the Amplify CLI built between July 3, 2018 and August 8, 2019 had IAM roles that were assumable by anyone in the world. The same was true if the authentication component was removed from an Amplify project using th…
Cycode discovered a CI/CD misconfiguration in the Bazel repo, which if exploited could have allowed an attacker to enact a supply chain attack against all Bazel users, which includes Google themselves and therefore likely GCP as well.
GitLab addressed a critical vulnerability, CVE-2023-7028, affecting managed SaaS gitlab.com instance as well as self-hosted versions 16.1 to 16.7.1. The flaw could allow account takeovers via unverified email password resets. Third party could intercept the password reset request, add their own email to the request and forward it. GitLab would then send the reset link to the added 3rd-party email. This is in effect an account takeover with only precondition of knowing victim email associated wi…
A flaw in Amazon Managed Workflows for Apache Airflow (MWAA) could have allowed potential session hijacking and remote code execution. The issue stemmed from a combination of session fixation in the MWAA web management panel and an AWS domain configuration error leading to a cross-site scripting (XSS) attack. Attackers exploiting this could manipulate victims' configurations, trigger workflows, and potentially move laterally to other services within the cloud environment. The exploit of this bu…
Tenable Research discovered a privilege escalation flaw that allows a user to escalate privileges to that of the root user within the context of a Spark VM. This escalation was achieved because of a permissions issue with scripts utilized by the intelligent caching service (AKA "Vegas") present in the environment.
Adversaries have been VERY busy in the wake of the ScreenConnect vulnerabilities (CVE-2024-1709 & CVE-2024-1708). Here’s all the post-exploitation details, tradecraft, and tactics we’ve observed so far!
This blog discusses the Huntress Team's analysis efforts of the two vulnerabilities and software weaknesses in ConnectWise ScreenConnect (CVE-2024-1708 and CVE-2024-1709) and the technical details behind this attack.
Huntress has validated the vulnerabilities referred to in the latest February 19 ConnectWise ScreenConnect advisory. For on-premise users, it is our strongest recommendation to patch and update to ScreenConnect version 23.9.8 immediately.
\[Mise à jour du 15 mars 2024\] Ajout de précision concernant les défi-réponses NTLM \[Mise à jour du 22 février 2024\] Ajout de recommandations et de précisions sur le fonctionnement de la vulnérabilité. La vulnérabilité CVE-2024-21413 permet à un attaquant de contourner les mesures de sécurité...
When the ASR service is enabled, it uses an Automation Account with a System-Assigned Managed Identity to manage Site Recovery extensions on VMs. However, the Runbook (a set of scripts for managing extensions) executed by the Automation Account had its job output visible to users, and this output mistakenly included a cleartext Management-scoped Access Token for the System-Assigned Managed Identity, which possesses the Contributor role over the entire Azure subscription. Therefore, lower-privil…
\[Mise à jour du 19 mars 2024\] Le CERT-FR a connaissance de codes d'exploitation publics et de nouvelles tentatives d'exploitation. Le 8 février 2024, Fortinet a publié l'avis de sécurité concernant la vulnérabilité critique CVE-2024-21762 affectant le VPN SSL de FortiOS. Cette vulnérabilité...
Three privilege escalation and denial-of-service vulnerabilities were discovered in Azure HDinsight, related to their usage of Apache Oozie and Ambari. The root cause of at least one of these vulnerabilities is a flaw in Apache Oozie itself, leading to regex denial-of-service (ReDoS). The other two vulnerabilities could allow an authenticated attacker with HDI cluster access to gain cluster administrator privileges and perform any resource service management operation. The vulnerabilities were …
Legit Security found a zero-click vulnerability in Azure Pipelines that allows an attacker to access secrets and internal information and perform actions in elevated permissions in the context of a pipeline workflow. This could allow attackers to move laterally in the organization and initiate supply chain attacks. When a pipeline is triggered by a "pipeline resource trigger," it shows in the platform as "Automatically Triggered For …" Instead of running in fork default permissions, preventing …
\[Mise à jour du 29 janvier 2024\] Le 25 janvier 2024, l'éditeur a publié un avis de sécurité concernant plusieurs vulnérabilités affectant GitLab CE et EE. La vulnérabilité CVE-2024-0402 est considérée critique avec un score CVSSv3 de 9,9. Elle permet à un attaquant authentifié d'écrire des...
A rate limit bypass vulnerability was discovered in Amazon Cognito, allowing attackers to potentially brute-force login credentials, password reset PINs, and MFA codes by sending requests in parallel. The vulnerability affected the main login flow, password reset function, and MFA process, potentially exposing user accounts to unauthorized access.
A critical vulnerability in GitHub's actions/runner-images repository allowed arbitrary code execution on self-hosted runners, potentially enabling modification of GitHub's runner base images. The flaw stemmed from misconfigured self-hosted runners on a public repository with default workflow approval settings. The researcher gained persistence, accessed secrets, and could have inserted malicious code into GitHub's runner images used by customers.
A vulnerability in Google OAuth allows employees to retain indefinite access to applications like Slack and Zoom after being removed from their company's Google organization. The issue stems from the ability to create Google accounts using corporate email aliases, which can't be off-boarded by the organization. This bypasses typical account removal processes and poses a significant security risk.
Le 4 décembre 2023, Apache a publié un avis de sécurité concernant la vulnérabilité critique CVE-2023-50164 concernant le cadriciel Struts 2. Cette vulnérabilité permet à un attaquant non authentifié de téléverser une porte dérobée sur un serveur vulnérable, et ainsi exécuter du code arbitraire à...
Dive into our analysis of the CVE-2023-43117 threat in CrushFTP and the growing popularity of MFT application exploitation as a tactic for adversaries.
A vulnerability in Azure Function Apps allowed extraction of Managed Identity credentials from the encrypted startup context of Linux containers. This gave attackers with container access the ability to persist as the Managed Identity, breaking the intended security model. Microsoft has since patched the issue by encrypting the sensitive payload.
Azure CLI commands were found to leak sensitive information, including credentials, through GitHub Actions logs. The vulnerability affects multiple Azure CLI commands and could expose secrets in public and private repositories. Microsoft has issued updates to Azure CLI, Azure Pipelines, and GitHub Actions to address the issue.
Huntress has analyzed the emerging SysAid CVE-2023-47246 vulnerability and recreated the attack chain with a proof-of-concept exploit.
CVE-2023-22518 is being exploited in Confluence for Cerber ransomware deployment. Read up on Huntress’ observations and mitigation guidance.
A vulnerability in Google Bard allowed for prompt injection and data exfiltration through its Extensions feature. By injecting malicious instructions into shared Google Docs, an attacker could force Bard to render images with exfiltrated chat history data in the URL. The exploit bypassed Content Security Policy using Google Apps Script.
Amazon Managed Workflows for Apache Airflow (MWAA) and the Task instance details page in the Google Composer UI were not patched against CVE-2023-29247 (Stored XSS). This meant that post-authentication, a threat actor could have exploited this to store their JavaScript payload in the victim's managed Apache Airflow instance and run JavaScript on behalf of the victim (who could be an admin or another user with higher permissions than the threat actor, thereby leading to privilege escalation). Wi…
CVE-2023-46604 is a critical remote code execution vulnerability in Apache ActiveMQ. Patch now to avoid any potential adversary exploitation.
Huntress is tracking a new critical vulnerability seen in the wild that affects anything using the libwebp WebP image library. Here’s what we know so far.
Secureworks researchers discovered an Azure AD application with an abandoned reply URL related to Microsoft Power Platform. An attacker could leverage this URL to redirect authorization codes, exchange them for access tokens, and call Power Platform API via a middle-tier service to obtain elevated privileges. Microsoft quickly addressed the issue by removing the identified abandoned reply URL from the Azure AD application.
