TLDR InfoSec

TLDR INFORMATION SECURITY 2024-04-01

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01GENERAL

Sponsored

OTHER RISKS

Datadog analyzed security posture data [4] from a sample of thousands of organizations [4] that use AWS, Azure, or Google Cloud. Their findings suggest that organizations still face significant challenges around issues such as:

datadoghq.comSponsor

02ATTACKS & VULNERABILITIES

BACKDOOR IN XZ/LIBLZMA LEADING TO SSH COMPROMISE

A backdoor was found in the xz/liblzma compression library, impacting Linux systems using specific OpenSSH builds. It was submitted by a core developer to the project with years of legitimate contributions. The backdoor was discovered by a user who noticed a new memory leak in the project.

sourcesmethods.com4 min read

AT&T CONFIRMS DATA BREACH AND RESETS MILLIONS OF CUSTOMER PASSCODES

AT&T confirmed a massive data breach impacting over 7.6 million current and 65 million former customers. The leaked information included personal details like names, emails, addresses, phone numbers, social security numbers, dates of birth, and account credentials. The company has reset affected customers' passcodes and is notifying impacted individuals.

theverge.com2 min read

03STRATEGIES & TACTICS

WHY SMALL B2B SAAS COMPANIES SHOULD FOCUS ON PRESALES INFORMATION SECURITY

This post dives into why investing in infosec is key for B2B SaaS companies as they are trying to sell to enterprises that will want to know how secure they are. These processes are usually long and rigorous and require startups to focus on showing their security acumen.

thereppingnerd.medium.com4 min read

VULNERABILITY MANAGEMENT LIFECYCLE IN DEVSECOPS

This blog post discusses the vulnerability management lifecycle in DevSecOps, focusing on three key stages: identification, observability, and management. The goal is to empower engineering teams to prioritize and address security risks within their digital products through technology-driven processes. The post emphasizes the importance of integrating security practices into software development to ensure a secure-by-design approach.

blog.gitguardian.com10 min read

MIND THE PATCH GAP: EXPLOITING AN IO_URING VULNERABILITY IN UBUNTU

This blog post from Exodus Intel explains a vulnerability (CVE-2024-0582) in io_uring in the Linux kernel related to a use-after-free bug. The vulnerability occurs when an application registers and later unregisters a provided buffer ring with a specific flag, leading to memory issues. The post details the exploitation of this vulnerability and a data-only exploit strategy.

blog.exodusintel.com16 min read

04LAUNCHES & TOOLS

CLEANOWNERS

Cleanowners is a GitHub Action that helps keep CODEOWNERS files current by removing users who are no longer a part of the organization.

github.comGitHub repository

ROOT (PRODUCT LAUNCH)

Root is a software supply chain collaboration and transparency platform that helps software consumers understand, prioritize, and mitigate their risks.

root.io

NETEXEC

NetExec (a.k.a nxc) is a network service exploitation tool that helps automate assessing the security of large networks.

github.comGitHub repository

05MISCELLANEOUS

EU PUBLISHES ELECTION SECURITY GUIDANCE FOR SOCIAL MEDIA GIANTS AND OTHERS IN SCOPE OF DSA

The European Union has published draft election security guidelines targeting around two dozen large platforms like Facebook, Google, Instagram, TikTok, YouTube, and X that are regulated under the Digital Services Act. The guidelines aim to mitigate systemic risks such as political deepfakes while safeguarding rights like free speech and privacy.

techcrunch.com3 min read

UBUNTU WILL MANUALLY REVIEW SNAP STORE AFTER CRYPTO WALLET SCAMS

Ubuntu is manually reviewing apps in the Snap Store after fake crypto wallet scams. Apps are now checked by engineers before being available for users to download. This change aims to prevent further cryptocurrency thefts and enhance app safety.

packetstormsecurity.com3 min read