An exploration of zero-click attack surface for the popular video conferencing solution Zoom has yielded two previously undisclosed security vulnerabilities that could have been exploited to crash the service, execute malicious code, and even leak arbitrary areas of its memory. Natalie Silvanovich of Google Project Zero, who discovered and reported the two flaws last year, said … [Read more...] about Google Details Two Zero-Day Bugs Reported in Zoom Clients and MMR Servers
ZeroDay
Hackers Exploit macOS Zero-Day to Hack Hong Kong Users with new Implant
Google researchers on Thursday disclosed that it found a watering hole attack in late August exploiting a now-parched zero-day in macOS operating system and targeting Hong Kong websites related to a media outlet and a prominent pro-democracy labor and political group to deliver a never-before-seen backdoor on compromised machines. "Based on our findings, we believe this threat … [Read more...] about Hackers Exploit macOS Zero-Day to Hack Hong Kong Users with new Implant
Apple Releases Urgent iPhone and iPad Updates to Patch New Zero-Day Vulnerability
Apple on Monday released a security update for iOS and iPad to address a critical vulnerability that it says is being exploited in the wild, making it the 17th zero-day flaw the company has addressed in its products since the start of the year.' The weakness, assigned the identifier CVE-2021-30883, concerns a memory corruption issue in the "IOMobileFrameBuffer" component that … [Read more...] about Apple Releases Urgent iPhone and iPad Updates to Patch New Zero-Day Vulnerability
Urgent Chrome Update Released to Patch Actively Exploited Zero-Day Vulnerability
Google on Friday rolled out an emergency security patch to its Chrome web browser to address a security flaw that's known to have an exploit in the wild. Tracked as CVE-2021-37973, the vulnerability has been described as use after free in Portals API, a web page navigation system that enables a page to show another page as an inset and "perform a seamless transition to a new … [Read more...] about Urgent Chrome Update Released to Patch Actively Exploited Zero-Day Vulnerability
Update Google Chrome to Patch 2 New Zero-Day Flaws Under Attack
Google on Monday released security updates for Chrome web browser to address a total of 11 security issues, two of which it says are actively exploited zero-days in the wild. Tracked as CVE-2021-30632 and CVE-2021-30633, the vulnerabilities concern an out of bounds write in V8 JavaScript engine and a use after free flaw in Indexed DB API respectively, with the internet giant … [Read more...] about Update Google Chrome to Patch 2 New Zero-Day Flaws Under Attack
China’s New Law Requires Researchers to Report All Zero-Day Bugs to Government
The Cyberspace Administration of China (CAC) has issued new stricter vulnerability disclosures regulations that mandate security researchers uncovering critical flaws in computer systems to mandatorily disclose them first-hand to the government authorities within two days of filing a report. The "Regulations on the Management of Network Product Security Vulnerability" are … [Read more...] about China’s New Law Requires Researchers to Report All Zero-Day Bugs to Government
Hackers Exploit SonicWall Zero-Day Bug in FiveHands Ransomware Attacks
An "aggressive" financially motivated threat group tapped into a zero-day flaw in SonicWall VPN appliances prior to it being patched by the company to deploy a new strain of ransomware called FIVEHANDS. The group, tracked by cybersecurity firm Mandiant as UNC2447, took advantage of an "improper SQL command neutralization" flaw in the SSL-VPN SMA100 product (CVE-2021-20016, CVSS … [Read more...] about Hackers Exploit SonicWall Zero-Day Bug in FiveHands Ransomware Attacks
Apple Issues Urgent Patch Update for Another Zero‑Day Under Attack
Merely weeks after releasing out-of-band patches for iOS, iPadOS, macOS and watchOS, Apple has issued yet another security update for iPhone, iPad, and Apple Watch to fix a critical zero-day weakness that it says is being actively exploited in the wild. Tracked as CVE-2021-1879, the vulnerability relates to a WebKit flaw that could enable adversaries to process maliciously … [Read more...] about Apple Issues Urgent Patch Update for Another Zero‑Day Under Attack
Google uncovers new iOS security feature Apple quietly added after zero-day attacks
Google Project Zero on Thursday disclosed details of a new security mechanism that Apple quietly added to iOS 14 as a countermeasure to prevent attacks that were recently found to leverage zero-days in its messaging app. Dubbed "BlastDoor," the improved sandbox system for iMessage data was disclosed by Samuel Groß, a security researcher with Project Zero, a team of security … [Read more...] about Google uncovers new iOS security feature Apple quietly added after zero-day attacks
New Chrome Zero-Day Under Active Attacks – Update Your Browser
Google has patched a second actively exploited zero-day flaw in the Chrome browser in two weeks, along with addressing nine other security vulnerabilities in its latest update. The company released 86.0.4240.183 for Windows, Mac, and Linux, which it said will be rolling out over the coming days/weeks to all users. The zero-day flaw, tracked as CVE-2020-16009, was reported by … [Read more...] about New Chrome Zero-Day Under Active Attacks – Update Your Browser