Security

Pierluigi Paganini May 07, 2021
Russia-linked APT29 group changes TTPs following April advisories

The UK and US cybersecurity agencies have published a report detailing techniques used by Russia-linked cyberespionage group known APT29 (aka Cozy Bear). Today, UK NCSC and CISA-FBI-NSA cybersecurity agencies published a joint security advisory that warns organizations to patch systems immediately to mitigate the risk of attacks conducted by Russia-linked SVR group (aka APT29, Cozy Bear, and The Dukes)). The […]

Pierluigi Paganini May 07, 2021
VMware addresses critical RCE in vRealize Business for Cloud

VMware has fixed a new critical RCE flaw in VMware vRealize Business for Cloud that was reported by sanctioned Russian firm Positive Technologies. VMware has addressed a critical remote code execution vulnerability, tracked as CVE-2021-21984, in VMware vRealize Business for Cloud. vRealize Business for Cloud is an automated cloud business management solution that allows customers to […]

Pierluigi Paganini May 07, 2021
Possible attacks on the TCP/IP protocol stack and countermeasures

Let’s look at what types of threats each layer of the TCP/IP protocol stack may be susceptible to. The task of a computer security system is to safeguard the information transmitted over the network and to adequately preserve the data stored in it.  Excluding in this discussion threats due to natural disasters, we can classify […]

Pierluigi Paganini May 06, 2021
Qualcomm bug impacts about 30% of all smartphones

A high severity flaw, tracked as CVE-2020-11292, affects Qualcomm Mobile Station Modem chips used by around 30% of all smartphones worldwide Researchers from Checkpoint have discovered a buffer overflow vulnerability, tracked as CVE-2020-11292, in the Qualcomm Mobile Station Modem that can be exploited by attackers to trigger memory corruption and execute arbitrary code on the […]

Pierluigi Paganini May 06, 2021
Cisco fixes critical flaws in SD-WAN vManage and HyperFlex HX software

Cisco fixed critical flaws in SD-WAN vManage and HyperFlex HX software that could allow creating admin accounts, and executing commands as root. Cisco has addressed critical vulnerabilities affecting SD-WAN vManage and HyperFlex HX software that could allow creating admin accounts and executing commands as root. Cisco SD-WAN vManage Software flaws (CVE-2021-1275, CVE-2021-1468, CVE-2021-1505, CVE-2021-1506, CVE-2021-1508) could […]

Pierluigi Paganini May 05, 2021
Experts found critical authentication bypass flaw in HPE Edgeline Infrastructure Manager

Researchers found a critical vulnerability in HPE Edgeline Infrastructure Manager that could be exploited by a remote attacker to bypass authentication. Researchers from Tenable have disclosed a critical authentication bypass vulnerability in HPE Edgeline Infrastructure Manager (EIM), tracked as CVE-2021-29203, that could be exploited by attackers to compromise a customer’s cloud infrastructure. “A security vulnerability […]

Pierluigi Paganini May 04, 2021
Most of Exim email servers could be hacked by exploiting 21Nails flaws

The maintainers of the Exim email server software addressed a collection of 21 issues, dubbed 21Nails, that can allow attackers to fully compromise mail servers. The maintainers of the Exim email server software have released security updates to address a collection of 21 vulnerabilities, dubbed 21Nails, that can be exploited by attackers to take over […]

Pierluigi Paganini May 04, 2021
Hundreds of millions Of Dell PCs affected by CVE-2021-21551 flaws

American multinational computer technology giant Dell addresses a 12-year-old driver flaw, tracked as CVE-2021-21551, impacting millions of computers. Hundreds of millions of Dell computers worldwide are affected by a 12-year-old vulnerability, tracked as CVE-2021-21551, that affects Dell DBUtil driver. The flaw affects version 2.3 of the Dell BIOS driver, it is one of a series of […]

Pierluigi Paganini May 04, 2021
Apple addresses three zero-day flaws in its WebKit browser engine

Apple has released security updates to patch three zero-days in the WebKit, the Apple’s browser engine, and fixed a zero-day exploited in the wild. Apple released security updates to address four zero-day vulnerabilities impacting WebKit, which is used by multiple products of the IT giant, including iPadOS, tvOS, and watchOS. The WebKit browser engine is […]

Pierluigi Paganini May 03, 2021
Pulse Secure fixes zero-day in Pulse Connect Secure (PCS) SSL VPN actively exploited

Pulse Secure has fixed a zero-day flaw in the Pulse Connect Secure (PCS) SSL VPN appliance that threat actors are actively exploiting in the wild. Pulse Secure has addressed a zero-day vulnerability (CVE-2021-22893) in the Pulse Connect Secure (PCS) SSL VPN appliance that is being actively exploited by threat actors in attacks against defense firms […]