Design/Logic Flaw

This issue was addressed with improved checks. This issue is fixed in Security Update 2021-005 Catalina, macOS Big Sur 11.6. A local user may be able to read arbitrary files as root...

Authentication flaw

An access issue was addressed with improved access restrictions. This issue is fixed in Security Update 2021-005 Catalina, macOS Big Sur 11.6, tvOS 15. A user may gain access to protected parts of the file system...

CVE-2021-30843

This issue was addressed with improved checks. This issue is fixed in iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6, Security Update 2021-005 Catalina, tvOS 15, iOS 15 and iPadOS 15, watchOS 8. Processing a maliciously crafted dfont file may lead to arbitrary code execution...

CVE-2021-30807

A memory corruption issue was addressed with improved memory handling. This issue is fixed in macOS Big Sur 11.5.1, iOS 14.7.1 and iPadOS 14.7.1, watchOS 7.6.1. An application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been...

CVE-2021-30827

CVE-2021-30827 is a macOS local privilege-escalation issue rooted in insufficient permission validation. It affects macOS Big Sur prior to 11.6 and macOS Catalina earlier than the Catalina Security Update 2021-005. The fix is provided by Security Update 2021-005 for Catalina and macOS Big Sur 11....

CVE-2021-30829

CVE-2021-30829 concerns a URI parsing issue in macOS that could allow a local user to execute arbitrary files. The issue is fixed by Apple’s Security Update 2021-005 for Catalina and by macOS Big Sur 11.6. Affected components are Apple macOS Big Sur (11.6) and the Catalina security update path; t...

CVE-2021-30830

A memory corruption issue was addressed with improved memory handling. This issue is fixed in Security Update 2021-005 Catalina, macOS Big Sur 11.6. A malicious application may be able to execute arbitrary code with kernel privileges...

CVE-2021-30842

CVE-2021-30842 is an Apple FontParser vulnerability where processing a maliciously crafted dfont file could lead to arbitrary code execution. The CVE is addressed by Apple in multiple platform updates, including iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6, Security Update 2021-005 Catalina, tvOS...

CVE-2021-30841

This issue was addressed with improved checks. This issue is fixed in iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6, Security Update 2021-005 Catalina, tvOS 15, iOS 15 and iPadOS 15, watchOS 8. Processing a maliciously crafted dfont file may lead to arbitrary code execution...

CVE-2021-30844

CVE-2021-30844 affects macOS Big Sur 11.6 and macOS Catalina via the Security Update 2021-005. A logic issue in state management allowed a remote attacker to leak memory. The issue is fixed by the Apple security updates cited (HT212805/HT212871/HT212804/HT212872) and is reflected in NVD with CVSS...

CVE-2021-30844

A logic issue was addressed with improved state management. This issue is fixed in Security Update 2021-005 Catalina, macOS Big Sur 11.6. A remote attacker may be able to leak memory...

CVE-2021-30845

CVE-2021-30845 in macOS Big Sur 11.6 relates to an out-of-bounds read that could allow a local user to read kernel memory. The Apple security content notes this as a kernel/SMB‑related issue resolved by improved bounds checking, with Big Sur 11.6 mitigating the vulnerability. Connected Apple advi...

CVE-2021-30847

CVE-2021-30847 affects Apple ImageIO on Windows (via iCloud for Windows 13). The vulnerability is a memory corruption issue triggered by processing a malicious image, leading to arbitrary code execution. Apple’s advisory lists the fix as part of iCloud for Windows 13 security content (HT212953) w...

CVE-2021-30847

This issue was addressed with improved checks. This issue is fixed in watchOS 8, macOS Big Sur 11.6, Security Update 2021-005 Catalina, tvOS 15, iOS 15 and iPadOS 15, iTunes 12.12 for Windows. Processing a maliciously crafted image may lead to arbitrary code execution...

CVE-2021-30850

An access issue was addressed with improved access restrictions. This issue is fixed in Security Update 2021-005 Catalina, macOS Big Sur 11.6, tvOS 15. A user may gain access to protected parts of the file system...

openSUSE 15 Security Update : webkit2gtk3 (openSUSE-SU-2021:1369-1)

The remote SUSE Linux SUSE15 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2021:1369-1 advisory. - An exploitable use-after-free vulnerability exists in WebKitGTK browser version 2.30.3 x64. A specially crafted HTML web page can cause a...

Rickroll Grad Prank Exposes Exterity IPTV Bug

UPDATE When Township High School District 214 in Illinois got rickrolled all at once across its six different schools just before graduation, it was more than a meticulously executed senior prank. Cybersecurity star-in-the-making and recent high-school graduate Minh Duong found, and was able to...

SUSE SLED15: libjavascriptcoregtk-4_0-18 / libwebkit2gtk-4_0-37 / etc (SUSE-SU-2021:3353-1)

The remote SUSE Linux SLED15 / SLES15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:3353-1 advisory. - Update to version 2.32.4 - CVE-2021-30858: Fixed a security bug that could allow maliciously crafted web content to achieve arbitrar...

Threat hunting in large datasets by clustering security events

By Tiago Pereira. Security tools can produce very large amounts of data that even the most sophisticated organizations may struggle to manage. Big data processing tools, such as spark, can be a powerful tool in the arsenal of security teams.This post walks through threat hunting on large...

F5 BIG-IQ Command Injection (CVE-2021-23024)

A command injection vulnerability exists in F5 BIG-IQ. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary commands on the affected system...