TLDR InfoSec

TLDR INFORMATION SECURITY 2024-01-03

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01ATTACKS & VULNERABILITIES

MORTGAGE FIRM LOANCARE WARNS 1.3 MILLION PEOPLE OF DATA BREACH

Mortgage servicing firm LoanCare has started informing more than 1.3 million individuals about a data breach impacting their personal information. The attackers have exfiltrated data from FNF’s systems, including personal information such as names, addresses, Social Security numbers, and loan numbers.

bleepingcomputer.com3 min read

4 YEAR CAMPAIGN BACKDOORED IPHONES USING POSSIBLY THE MOST ADVANCED EXPLOIT EVER

Researchers have unveiled new findings surrounding an attack that backdoored iPhones belonging to Kaspersky employees. Operation Triangulation exploited 4 zero days including an undocumented hardware feature which allowed for an unprecedented level of access. The malware was delivered via an iMessage text that kicked off an incredibly complex kill chain that begins with a zero-day in Apple’s TrueType font implementation and includes several other complex techniques.

arstechnica.com4 min read

02STRATEGIES & TACTICS

WHAT IS A PARSER MISMATCH VULNERABILITY?

This blog post explains the class of vulnerabilities known as parser mismatch vulnerabilities. These are caused by two systems parsing data differently. This class of vulnerabilities includes vulnerabilities such as HTTP Request Smuggling and URL parsing vulnerabilities. Examples are included in the post.

brainonfire.net4 min read

CATCHING OPENSSL MISUSE USING CODEQL

This post walks through five different CodeQL queries that can be used to catch potentially serious bugs in the OpenSSL libcrypto API that can cause memory leaks, authentication bypasses, and other cryptographic issues. It encourages developers and code reviewers to use tools like CodeQL to build and share queries to secure their code.

blog.trailofbits.com6 min read

03LAUNCHES & TOOLS

GOD MODE RULES

The God Mode Security Rules Repository is dedicated to hosting “god mode” rules that can detect as many threats as possible with minimal false positives. It currently contains a YARA rule with a Sigma rule in progress.

github.comGitHub repository

BLACK-BASTA-BUSTER

This suite of tools helps decrypt data encrypted by the Black Basta group.

github.comGitHub repository

POWERPASS

Store and retrieve encrypted secrets with PowerShell on Windows, Linux, or macOS and also from KeePass 2 databases on Windows.

github.comGitHub repository

04MISCELLANEOUS

GOOGLE SETTLES LAWSUIT OVER TRACKING PEOPLE IN 'INCOGNITO MODE'

Google has agreed to settle a lawsuit filed in June 2020 that alleged that the company misled users by tracking their surfing activity who thought that their internet use remained private when using the "incognito" or "private" mode on web browsers. The class-action lawsuit sought at least $5 billion in damages. The settlement terms were not disclosed.

euronews.com2 min read

DUAL PRIVILEGE ESCALATION CHAIN: EXPLOITING MONITORING AND SERVICE MESH CONFIGURATIONS AND PRIVILEGES IN GKE TO GAIN UNAUTHORIZED ACCESS IN KUBERNETES

An attacker with access to a Kubernetes cluster can chain two vulnerabilities in Google Kubernetes Engine (GKE) to escalate privileges and take over the cluster. The recently identified vulnerabilities in FluentBit and ASM can be exploited as part of the second stage of an attack, provided that the attacker has achieved remote code execution in the FluentBit container or that they can break out of another container.

unit42.paloaltonetworks.com10 min read

THIS CLEVER NEW IDEA COULD FIX AIRTAG STALKING WHILE MAXIMIZING PRIVACY

In an effort to combat stalking, Apple modified its location privacy system for AirTags by reducing the frequency of key rotations to allow for better identification of malicious AirTags at a sacrifice of privacy. Researchers have devised a cryptographic scheme that blends secret sharing and error correction coding to better preserve user privacy while also allowing for anti-stalking detection. The group of researchers has proposed their scheme to a consortium of Apple, Google, and other companies working on this issue.

wired.com6 min read