Apple fixes security feature bypass in macOS (CVE-2021-30892)
Apple has delivered a barrage of security updates for most of its devices this week, and among the vulnerabilities fixed are CVE-2021-30892, a System Integrity Protection …
Nagios XI vulnerabilities open enterprise IT infrastructure to attack
Researchers have unearthed 11 vulnerabilities affecting Nagios XI, a widely used enterprise IT infrastructure/network monitoring solution, some of which can be chained to …
Patched: Critical bug with public PoC exploit in Cisco infrastructure virtualization software (CVE-2021-34746)
A critical vulnerability (CVE-2021-34746) that affects Cisco Enterprise NFV Infrastructure Software (NFVIS) has been patched and Cisco is urging enterprise admins to quickly …
Microsoft confirms another Windows Print Spooler bug, offers workaround (CVE-2021-36958)
A day after the August 2021 Patch Tuesday, Microsoft has released an out-of-band security advisory acknowledging the existence of yet another Print Spooler vulnerability …
Researchers flag 7-years-old privilege escalation flaw in Linux kernel (CVE-2021-33909)
A vulnerability (CVE-2021-33909) in the Linux kernel’s filesystem layer that may allow local, unprivileged attackers to gain root privileges on a vulnerable host has been …
There are new unpatched bugs in Windows Print Spooler
Security researchers have unearthed new elevation of privilege (EoP) bugs in Windows Print Spooler, one of the oldest Windows components. Scarce details have been shared about …
PoC for critical Windows Print Spooler flaw leaked (CVE-2021-1675)
CVE-2021-1675, a Windows Print Spooler vulnerability that Microsoft patched in June 2021, presents a much greater danger than initially thought: researchers have proved that …
Cisco security devices targeted with CVE-2020-3580 PoC exploit
Attackers and bug hunters are leveraging an exploit for CVE-2020-3580 to compromise vulnerable security devices running Cisco ASA or FTD software. Active attacks apparently …
Is it OK to publish PoC exploits for vulnerabilities and patches?
In the wake of the Microsoft Exchange ProxyLogon zero-day and F5 BIG-IP security exploits earlier this year, many are questioning if and when should researchers publish proof …
Using memory encryption in web applications to help reduce the risk of Spectre attacks
There’s nothing quite like an actual proof-of-concept to make everyone listen. I was pleased by the PoC released by Google security engineers Stephen Röttger and Artur Janc …
As attacks on Exchange servers escalate, Microsoft investigates potential PoC exploit leak
Microsoft Exchange servers around the world are still getting compromised via the ProxyLogon (CVE-2021-26855) and three other vulnerabilities patched by Microsoft in early …
Attackers are looking to exploit critical VMware vCenter Server RCE flaw, patch ASAP!
The day after VMware released fixes for a critical RCE flaw (CVE-2021-21972) found in a default vCenter Server plugin, opportunistic attackers began searching for publicly …