CyberSecure Specialist

14 Feb

Zscaler to Acquire Israeli Startup Canonic Security

Cloud security vendor Zscaler on Tuesday announced plans to acquire Israeli early-stage startup Canonic Security to expand its services into the red-hot software supply chain security business. Financial terms of the transaction were not disclosed. Canonic Security, based in Tel Aviv, Israel, emerged from stealth exactly a year ago with $6 million in seed-stage venture capital funding for technology in the third-party app governance space. The publicly traded Zscaler, based in San Jose, CalifCanonic’s platform…

14 Feb

Microsoft Patch Tuesday, February 2023 Edition

Information, Insights

Microsoft is sending the world a whole bunch of love today, in the form of patches to plug dozens of security holes in its Windows operating systems and other software. This year’s special Valentine’s Day Patch Tuesday includes fixes for a whopping three different “zero-day” vulnerabilities that are already being used in active attacks. Microsoft’s security advisories are somewhat sparse with details about the zero-day bugs. Redmond flags CVE-2023-23376 as an “Important” elevation of privilege…

14 Feb

Mozilla Releases Security Updates for Firefox 110 and Firefox ESR

Attacks, Insights, Malware

Original release date: February 14, 2023 Mozilla has released security updates to address vulnerabilities in Firefox 110 and Firefox ESR. An attacker could exploit these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review Mozilla’s security advisories for Firefox 110 and Firefox ESR 102.8 for more information and apply the necessary updates. This product is provided subject to this Notification and this Privacy & Use policy.

14 Feb

Citrix Releases Security Updates for Workspace Apps, Virtual Apps and Desktops

Attacks, Insights, Malware

Original release date: February 14, 2023 Citrix has released security updates to address high-severity vulnerabilities (CVE-2023-24486, CVE-2023-24484, CVE-2023-24485, and CVE-2023-24483) in Citrix Workspace Apps, Virtual Apps and Desktops. A local user could exploit these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review Citrix security bulletins CTX477618, CTX477617, and CTX477616 for more information and to apply the necessary updates. This product is provided subject to this Notification and this…

14 Feb

CISA Adds Four Known Exploited Vulnerabilities to Catalog

Attacks, Insights, Malware

Original release date: February 14, 2023 CISA has added four new vulnerabilities to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. These types of vulnerabilities are frequent attack vectors for malicious cyber actors and pose significant risks to the federal enterprise. Note: To view the newly added vulnerabilities in the catalog, click on the arrow in the “Date Added to Catalog” column, which will sort by descending dates. Binding Operational Directive (BOD) 22-01:…

14 Feb

Microsoft Releases February 2023 Security Updates

Attacks, Insights, Malware

Original release date: February 14, 2023 Microsoft has released updates to address multiple vulnerabilities in Microsoft software. An attacker can exploit some of these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review Microsoft’s February 2023 Security Update Guide and Deployment Information and apply the necessary updates. This product is provided subject to this Notification and this Privacy & Use policy.

14 Feb

Apple Deploys Patch Fixing Actively-Exploited WebKit Vulnerability

Attacks, Malware

Companies are highly encouraged to patch as soon as their change management procedures allow. It’s possible that threat actors using this exploit currently will ramp up deployment in an effort to compromise devices before they get patched. Additionally, analysts should look for suspicious processes and activity stemming from Safari, pending further information from Apple about the specifics of the exploit, as far back as their logging allows. https://www.bleepingcomputer.com/news/security/apple-fixes-new-webkit-zero-day-exploited-to-hack-iphones-macs/

14 Feb

Mortal Kombat Ransomware Targeting US Victims

Attacks, Malware

This group is clearly financially motivated, using the ransomware as one way to target victims and encrypt files for extortion, in addition to exploiting the chance to steal cryptocurrency. Talos analysts assess that this particular ransomware isn’t very sophisticated as it will target system files and applications too, which are commonly avoided to prevent the system from becoming unstable. A victim will know they are infected because their wallpaper will change to a Mortal Kombat…

14 Feb

Stealthy ‘Beep’ Malware Discovered

Attacks, Malware

Although Beep’s functionality is currently limited, it’s clear that the developers have high ambitions for a variety of functionality. While the evasion tactics used in Beep are plentiful, they generally center around avoiding anti-virus, and being difficult to reverse engineer. Behavioral analysis can still provide great value in detecting threats such as this. It’s important to have a defense-in-depth program which includes proactive threat hunting of post compromise activities in order to combat emerging threats…

Zscaler to Acquire Israeli Startup Canonic Security

Microsoft Patch Tuesday, February 2023 Edition

Mozilla Releases Security Updates for Firefox 110 and Firefox ESR

Citrix Releases Security Updates for Workspace Apps, Virtual Apps and Desktops

CISA Adds Four Known Exploited Vulnerabilities to Catalog

Microsoft Releases February 2023 Security Updates

Apple Deploys Patch Fixing Actively-Exploited WebKit Vulnerability

Mortal Kombat Ransomware Targeting US Victims

Stealthy ‘Beep’ Malware Discovered

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