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Patch Tuesday, December 2019 Edition

Krebs on Security

By nearly all accounts, the chief bugaboo this month is CVE-2019-1458 , a vulnerability in a core Windows component (Win32k) that is present in Windows 7 through 10 and Windows Server 2008-2019. ’ An odd discrepancy on top of a CVE advisory for an outdated OS. It is very likely this is being exploited in the wild.”

Backups 172
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Hackers Were Inside Citrix for Five Months

Krebs on Security

Networking software giant Citrix Systems says malicious hackers were inside its networks for five months between 2018 and 2019, making off with personal and financial data on company employees, contractors, interns, job candidates and their dependents. But in a letter sent to affected individuals dated Feb. 13, 2018 and Mar.

VPN 363
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Encryption is on the Rise!

Cisco Security

In the January 2019 report, EMA concluded: Some participants’ organizations may find they have to go back to the drawing board and come up with a Plan B to enable TLS 1.3 Technology improvements will increase rates of adoption over time, such as Cisco Secure Firewall’s ability to decrypt and inspect encrypted traffic.

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Strong Encryption Explained: 6 Encryption Best Practices

eSecurity Planet

Strong encryption protects data securely from unauthorized access, but the specific algorithms that qualify as strong encryption change over time as computing power increases and researchers develop new ways to break encryption. What Makes an Encryption Algorithm Strong?

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US Government Sites Give Bad Security Advice

Krebs on Security

Specifically, it says, “The [link] ensures that you are connecting to the official website… ” Here’s the deal: The [link] part of an address (also called “Secure Sockets Layer” or SSL) merely signifies the data being transmitted back and forth between your browser and the site is encrypted and cannot be read by third parties.

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Wi-Fi Chip Vulnerability

Schneier on Security

There's a vulnerability in Wi-Fi hardware that breaks the encryption : The vulnerability exists in Wi-Fi chips made by Cypress Semiconductor and Broadcom, the latter a chipmaker Cypress acquired in 2016. Eset has named the vulnerability Kr00k, and it is tracked as CVE-2019-15126.

Wireless 273
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Arrest, Seizures Tied to Netwalker Ransomware

Krebs on Security

. “Chainalysis has traced more than $46 million worth of funds in NetWalker ransoms since it first came on the scene in August 2019,” the company said in a blog post detailing its assistance with the investigation. “It picked up steam in mid-2020, growing the average ransom to $65,000 last year, up from $18,800 in 2019.”