Zero-day hackers exploit security vulnerabilities in software that the developers of that software are often completely oblivious about.
Imagine scrolling through your social media feed when a notification pops up, seemingly from a trusted friend. It contains a funny meme or a scandalous news story, but the link takes you to a different website. Clicking it feels harmless, a momentary distraction.
Read more…
Source: RTE News
Related:
- CERT NZ Alert: Log4j RCE 0-day actively exploited
December 10, 2021
The ubiquitous java logging library, log4j, has an unauthenticated RCE vulnerability if a user-controlled string is logged. This could allow the attacker full control of the affected server. Reports from online users show that this is being actively exploited in the wild and that proof-of-concept code has been published. This includes many applications and services written in ...
- Multiple Vulnerabilities in Apache HTTP Server Affecting Cisco Products
December 8, 2021
On September 16, 2021, the Apache Software Foundation disclosed five vulnerabilities affecting the Apache HTTP Server (httpd) 2.4.48 and earlier releases. For a description of these vulnerabilities, see the Apache HTTP Server 2.4.49 section of the Apache HTTP Server 2.4 vulnerabilities webpage. This advisory will be updated as additional information becomes available. Read more… Source: CISCO
- SonicWall ‘strongly urges’ customers to patch critical SMA 100 bugs
December 8, 2021
SonicWall ‘strongly urges’ organizations using SMA 100 series appliances to immediately patch them against multiple security flaws rated with CVSS scores ranging from medium to critical. The bugs (reported by Rapid7’s Jake Baines and NCC Group’s Richard Warren) impact SMA 200, 210, 400, 410, and 500v appliances even when the web application firewall (WAF) is enabled. The ...
- Two Birds With One Stone: An Introduction To V8 And JIT Exploitation
December 7, 2021
In this special blog series, ZDI Vulnerability Researcher Hossein Lotfi looks at the exploitation of V8 – Google’s open-source high-performance JavaScript and WebAssembly engine – through the lens of a bug used during Pwn2Own Vancouver 2021. The contest submission from Bruno Keith and Niklas Baumstark exploited both Google Chrome and Microsoft Edge (Chromium) with the ...
- Unpatched HiveNightmare/SeriousSAM Windows Zero-Day Allows Privileged File Access
November 29, 2021
An unpatched Windows security vulnerability could allow information disclosure and local privilege escalation (LPE), researchers have warned. The issue (CVE-2021-24084) has yet to get an official fix, making it a zero-day bug – but a micropatch has been rolled out as a stop-gap measure. Security researcher Abdelhamid Naceri originally reported the vulnerability as an information-disclosure issue ...
- Attackers Actively Target Windows Installer Zero-Day
November 24, 2021
Attackers are actively exploiting a Windows Installer zero-day vulnerability that was discovered when a patch Microsoft issued for another security hole inadequately fixed the original and unrelated problem. Over the weekend, security researcher Abdelhamid Naceri discovered a Windows Installer elevation-of-privilege vulnerability tracked as CVE-2021-41379 that Microsoft patched a couple of weeks ago as part of its ...