Privilege escalation to cluster admin on multi-tenant environments

Users that can create Kubernetes Secrets, Service Accounts and Flux Kustomization objects, could execute commands inside the kustomize-controller container by embedding a shell script in a Kubernetes Secret. This can be used to run kubectl commands under the Service Account of kustomize-controlle...

GHSA-35RF-V2JV-GFG7 Privilege escalation to cluster admin on multi-tenant environments

Users that can create Kubernetes Secrets, Service Accounts and Flux Kustomization objects, could execute commands inside the kustomize-controller container by embedding a shell script in a Kubernetes Secret. This can be used to run kubectl commands under the Service Account of kustomize-controlle...

Privilege Escalation

github.com/fluxcd/kustomize-controller is vulnerable to privilege escalation. Users with privilege to create Kubernetes Secrets, Service Accounts and Flux Kustomization objects is allowed to use kustomize-controller to execute shell commands on the container OS via embedding a shell script in a...

Design/Logic Flaw

kustomize-controller is a Kubernetes operator, specialized in running continuous delivery pipelines for infrastructure and workloads defined with Kubernetes manifests and assembled with Kustomize. Users that can create Kubernetes Secrets, Service Accounts and Flux Kustomization objects, could...

CVE-2021-41254 Privilege escalation to cluster admin on multi-tenant environments

kustomize-controller is a Kubernetes operator, specialized in running continuous delivery pipelines for infrastructure and workloads defined with Kubernetes manifests and assembled with Kustomize. Users that can create Kubernetes Secrets, Service Accounts and Flux Kustomization objects, could...

spring-web: (re)creating the temporary storage directory could result in a privilege escalation within WebFlux application

In Spring Framework, versions 5.2.x prior to 5.2.15 and versions 5.3.x prior to 5.3.7, a WebFlux application is vulnerable to a privilege escalation: by recreating the temporary storage directory, a locally authenticated malicious user can read or modify files that have been uploaded to the WebFl...

CVE-2021-22119

Spring Security versions 5.5.x prior to 5.5.1, 5.4.x prior to 5.4.7, 5.3.x prior to 5.3.10 and 5.2.x prior to 5.2.11 are susceptible to a Denial-of-Service DoS attack via the initiation of the Authorization Request in an OAuth 2.0 Client Web and WebFlux application. A malicious user or attacker c...

Security update for grafana (moderate)

openSUSE Security Update: Security update for grafana Announcement ID: openSUSE-SU-2020:1611-1 Rating: moderate References: 1044444 1044933 1115960 1170557 Cross-References: CVE-2018-19039 CVE-2019-15043 CVE-2020-12245 CVE-2020-13379 Affected Products: openSUSE Backports SLE-15-SP1 An update that...

The vulnerabilities of the spring-webmvc and spring-webflux modules of the Spring Framework allow attackers to perform cross-site request forgery attacks.

The vulnerability of the spring-webmvc and spring-webflux modules of the Spring Framework is related to the lack of protection against Cross-Site Request Forgery CSRF attacks. Exploiting this vulnerability allows a malicious actor to perform CSRF attacks remotely...

flux-info.fr Cross Site Scripting vulnerability

Open Bug Bounty ID: OBB-1130278 Security Researcher Broly157 Helped patch 1593 vulnerabilities Received 7 Coordinated Disclosure badges Received 15 recommendations , a holder of 7 badges for responsible and coordinated disclosure, found a security vulnerability affecting flux-info.fr website and...

springframework: DoS Attack via Range Requests

Spring Framework, version 5.1, versions 5.0.x prior to 5.0.10, versions 4.3.x prior to 4.3.20, and older unsupported versions on the 4.2.x branch provide support for range requests when serving static resources through the ResourceHttpRequestHandler, or starting in 5.0 when an annotated controlle...

PsiXBot Adds PornModule, Google DNS Service to Its Arsenal

The PsiXBot malware has made a few changes in recent weeks, including implementing Google’s DNS over HTTPS DoH and adding the blackmail-ready “PornModule” to its bag of tricks. PsiXBot is a multi-use Windows malware that has a range of capabilities, including keylogging, stealing passwords and...

Malcom - Malware Communications Analyzer

Malcom is a tool designed to analyze a system's network communication using graphical representations of network traffic, and cross-reference them with known malware sources. This comes handy when analyzing how certain malware species try to communicate with the outside world. What is Malcom?...

Threat Roundup for October 5 to October 12

Today, as we do every week, Talos is giving you a glimpse into the most prevalent threats we’ve observed this week — covering the dates between Oct. 5 and 12. As with previous roundups, this post isn’t meant to be an in-depth analysis. Instead, we will summarize the threats we’ve observed by...

ARE YOU LEAVING YOUR SECURITY BACKDOOR OPEN?

Gartner predicts that enterprises will spend $96 Billion on cyber security this year, up 8% from their spend in 2017. That's a big chunk of change. To put it into context, that spend is in the same ballpark as the individual GDPs of Venezuela, Sri Lanka and Puerto Rico in 2018. Despite this,...

CannibalRAT targets Brazil

This post was authored by Warren Mercer and Vitor Ventura Introduction Talos has identified two different versions of a RAT, otherwise known as a remote access trojan, that has been written entirely in Python and is wrapped into a standalone executable. The RAT is impacting users of a Brazilian...

A week in security (December 11 – December 17)

Last week we explained what fast flux is and how it's being abused, we showed you all kinds of Bitcoin-related scams, presented a video recording of a tech support scammer trying to sell free software, and pointed out some free software to keep an eye on your Internet traffic. We also informed yo...

A state of constant uncertainty or uncertain constancy? Fast flux explained

Last August, WireX made headlines. For one thing, it was dubbed the first-known DDoS botnet that used the Android platform. For another, it used a technique that—for those who have been around in the industry for quite a while now—rung familiar in the ears: fast flux. In the context of...

flux-info.fr XSS vulnerability

Open Bug Bounty ID: OBB-363987 Description| Value ---|--- Affected Website:| flux-info.fr Vulnerable Application:| Custom Code Vulnerability Type:| XSS Cross Site Scripting / CWE-79 CVSSv3 Score:| 6.1 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Remediation Guide:| OWASP XSS Prevention Cheat Shee...

Fast Flux Botnet: Research Results

Just like that, another Akamai Edge has come and gone. If you were able to join us this year, I hope you had a chance to stop by my presentation on Threat Intelligence Insights: An In-Depth Analysis of a Fast Flux Botnet. In short, Fast Flux is a DNS technique used by botnets to hide various type...