Several critical switch vulnerabilities that could allow an attacker to break network segmentation have been patched by Cisco. Dubbed CDPwn by the researchers at Armis who discovered the flaws, the vulnerabilities exists in a Level 2 networking protocol called Cisco Discovery Protocol (CDP). Network segmentation is an effective security strategy that isolates data and systems […]
Cisco patches critical switch flaws Read More »
Ragnarok ransomware is leveraging unpatched Citrix ADC servers and Windows computers to attack its victims. Citrix have now released a patch for CVE-2019-19781 and made it available to all clients – regardless of the status of their support contract. However, unpatched Citrix systems are being actively targeted with Ragnarok according to security firm Fireye. CVE-2019-19781 is
Ragnarok ransomware exploits Citrix vulnerability Read More »
Microsoft has released details of a zero-day remote code execution vulnerability which is being actively exploited to attack Windows computers. It affects all versions of Internet Explorer running on Windows 7, 8.1 and 10. The problems lies in one of the two javascript engines available within IE. Since a webpage can request IE to use
Internet Explorer zero-day RCE attack Read More »
Cable Haunt is a vulnerability in millions of cable modems which allows an attacker to execute arbitrary code on the modem. This vulnerability is interesting for two reasons – firstly the scale due to the number of vulnerable devices and secondly how the vulnerability came about. Cable Haunt is a buffer overflow defect in the
What is Cable Haunt? Read More »
The last ever Windows 7 Patch Tuesday update also includes a fix to a long standing bug in the Windows cryptographic library (CryptoAPI) which could allow attackers to spoof digital certificates and conduct man-in-the-middle attacks. Microsoft has long warned that January 2020 was the end of support for Windows 7, meaning that this is expected
Final Windows 7 Patches and critical security bug fixed Read More »
A remote code execution vulnerability has been discovered in SQLite, dubbed Magellan 2.0 by the research team that discovered it. Tencent’s Blade security research team has published some details of a remote code execution vulnerability that affects all version of SQLite prior to the latest patch issued on 13 December 2019. SQLite is a widely used
SQLite remote code execution vulnerability Read More »
When Positive Technologies reported a serious flaw in a core element of the Citrix architecture just before Christmas, they predicted up to 80,000 businesses could be at risk. If that vulnerability is exploited, attackers obtain direct access to the company’s local network from the Internet. This attack does not require access to any accounts, and therefore
Citrix users face attack as RCE vulnerability is probed Read More »
New versions have been released for the four popular implementations of VNC after Kaspersky discovered thirty-seven vulnerabilities in the software VNC (or Virtual Network Computing) is a system that allows one device to access the screen and control the keyboard and mouse of another device. Using the Remote Frame Buffer (RFB) protocol, VNC has been
VNC Vulnerabilities patched Read More »
HP has issued a critical firmware update for a large number of their SSD drives which will fail after 32768 hours of operation. The defect in the firmware for the SSD drives will cause them to fail and all data on the drive to be permanently lost after 32,768 hours of operation. That’s 3 years,
Integer overflow flaw hits HP SSD Read More »
Flaws in the Oracle Thin Client Framework API used in the General Ledger and Work in Progress modules of Oracle EBS leave thousands of firms vulnerable to financial fraud. Specialist Oracle security firm Onapsis has released a summary of exploits based on these vulnerabilities which they name Payday. One proof of concept demonstration shows how an
Critical Oracle EBS vulnerabilities remain unpatched Read More »
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