Update now! Microsoft patches 3 actively exploited zero-days

Another important update round for this month’s Patch Tuesday. Microsoft has patched a total of 63 vulnerabilities in its operating systems. Five of these vulnerabilities qualify as zero-days, with three listed as being actively exploited. Microsoft considers a vulnerability to Read More …

SysAid warns customers to patch after ransomware gang caught exploiting new zero-day flaw

Software maker SysAid is warning customers that hackers linked to a notorious ransomware gang are exploiting a newly discovered vulnerability in its widely used IT service automation software. SysAid chief technology officer Sasha Shapirov confirmed in a blog post Wednesday Read More …

Atlassian update: “Take immediate action” to patch your Confluence Data Center and Server instances

Atlassian has released an advisory about a critical severity authentication vulnerability in the Confluence Server and Data Center. All versions of Confluence Data Center and Server are affected by this unexploited vulnerability. Atlassian Cloud sites are not impacted by this Read More …

Update now! Apple patches a raft of vulnerabilities

Apple has released security updates for its phones, iPads, Macs, watches and TVs. Updates are available for these products: iPhone XS and later, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, Read More …

Multiple North Korean threat actors exploiting the TeamCity CVE-2023-42793 vulnerability

Since early October 2023, Microsoft has observed two North Korean nation-state threat actors – Diamond Sleet and Onyx Sleet – exploiting CVE-2023-42793, a remote-code execution vulnerability affecting multiple versions of JetBrains TeamCity server. TeamCity is a continuous integration/continuous deployment (CI/CD) Read More …

Government-backed actors exploiting WinRAR vulnerability

In recent weeks, Google’s Threat Analysis Group’s (TAG) has observed multiple government-backed hacking groups exploiting the known vulnerability, CVE-2023-38831, in WinRAR, which is a popular file archiver tool for Windows. Cybercrime groups began exploiting the vulnerability in early 2023, when Read More …

Remediation for Citrix NetScaler ADC and Gateway Vulnerability (CVE-2023-4966)

On Oct. 10, 2023, Citrix released a security bulletin for a sensitive information disclosure vulnerability (CVE-2023-4966) impacting NetScaler ADC and NetScaler Gateway appliances. Mandiant has identified zero-day exploitation of this vulnerability in the wild beginning in late August 2023. Successful Read More …

Update now! Atlassian Confluence vulnerability is being actively exploited

Microsoft Threat Intelligence has revealed that it has been tracking the active exploitation of a vulnerability in Atlassian Confluence software since September 14, 2023. At the time the attacks were first observed the vulnerability was a zero-day, meaning that no Read More …

CISA catalog passes 1,000 known-to-be-exploited vulnerabilities. Celebration time, or is it?

On September 18, 2023, the Cybersecurity & Infrastructure Security Agency (CISA) announced that its Known Exploited Vulnerabilities (KEV) catalog has reached the milestone of covering more than 1,000 vulnerabilities since its launch in November 2021. This may seem like a Read More …

Emergency update: Apple patches three zero-days

Apple has released security updates for several products to address a handful of zero-day vulnerabilities that may already have been used by criminals. Updates are available for: iOS 16.7 and iPadOS 16.7 iOS 17.0.1 and iPadOS 17.0.1 watchOS 9.6.3 watchOS Read More …