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Posts by: "Abhijith Chandrashekar"

Ticketbleed and NetScaler

By Abhijith Chandrashekar On 13 lutego 2017 · Add Comment

This post is in response to the new vulnerability termed as Ticketbleed – CVE-2016-9244, and its impact on NetScaler.

Details about the vulnerability can be found here – https://filippo.io/Ticketbleed/

Ticketbleed is a vulnerability that affects F5’s implementation of a TLS …

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OpenSSL January 2017 Advisory and NetScaler
Visit Citrix — the Leader in Secure Workspaces — at RSA Conference
Announcing the First-Ever Hypervisor Security Layer Only Available with XenServer

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OpenSSL January 2017 Advisory and NetScaler

By Abhijith Chandrashekar On 27 stycznia 2017 · Add Comment

Yet another OpenSSL security advisory – released January 26, 2017 – has revealed four new issues ranging from moderate to low severity. We would like to reassure our customers that NetScaler is unaffected by these vulnerabilities.

CVE-2017-3731 – If an …

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‘Bluff’ Ransomware Attacks Bamboozle British Businesses
FREE WEBINAR: Learn to Protect your NetScaler Environment From Attack!
Webinar: Achieve Single Sign-On and Unify Secure Access for all Apps

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November 2016 NTP Advisory and NetScaler

By Abhijith Chandrashekar On 7 stycznia 2017 · Add Comment

In November 2016, the NTP project released an advisory that announced ten security issues (CVEs) of which one was rated high severity, and two were rated medium severity. This post addresses the impact of these CVEs against NetScaler.

NetScaler uses …

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Lots to Be Thankful for During this New Year 2017!
Citrix Session Recording Helps Secure Delivery of Apps, Desktops & Data!
¿Están listos para 2017? Un año de cambios requiere estar preparados

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Securely Configuring IPMI/LOM on NetScaler

By Abhijith Chandrashekar On 22 grudnia 2016 · Add Comment

Dropbear SSH released a new version (2016.74) of the SSH server in July 2016, along with the fixes for four CVEs.

They are:

CVE-2016-7406 – Message printout is vulnerable to format string injection. If specific usernames including “%” symbols can …

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Healthcare Leadership Series, Blue Cross Blue Shield of Rhode Island
Monitor Site Infrastructure & Delivery Group Availability with Citrix SCOM Management Pack for XenApp and XenDesktop
Director 7.12: Easier Troubleshooting of Machine & Connection Failures

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OpenSSL November Advisory and NetScaler

By Abhijith Chandrashekar On 17 listopada 2016 · Add Comment

OpenSSL came out with a new set of issues in early November – a total of three issues ranging from high to low severity were revealed. A majority of the issues that were revealed solely affect OpenSSL 1.1.0, and one …

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Supportability Working for SSL Certificates on Citrix NetScaler
CVE-2016-5195 – Dirty Cow and NetScaler
Improving Security and Experience with Citrix and Imprivata

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CVE-2016-5195 – Dirty Cow and NetScaler

By Abhijith Chandrashekar On 9 listopada 2016 · Add Comment

In October 2016, an old vulnerability in the Linux kernel came into the forefront, commonly termed as Dirty Cow – CVE-2016-5195. The Dirty Cow vulnerability is a rare condition in the Linux kernel’s memory subsystem when handling the copy-on-write (COW) …

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100Gbps NetScaler VPX Turbocharges NFV/SDN for Telco Operators
NetScaler: XenAppおよびXenDesktopへのスマートで自動的なセキュリティ保護
Improving Security and Experience with Citrix and Imprivata

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SWEET32 and Citrix NetScaler — Get the Facts

By Abhijith Chandrashekar On 19 września 2016 · Add Comment

Sweet32 is a birthday attack on 64-bit block ciphers such as DES, 3DES and Blowfish. These ciphers are allowed in cryptographic protocols like SSH, SSL/TLS and VPN. The attack affects all implementations of these protocols that use 64-bit ciphers. Further technical details of the attack have been published by the researchers here. For a successful attack, a large amount of […]

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Become a NetScaler Security, Management & Optimization Expert!
Security and End-User Productivity with XenMobile & Office 365
Executive Insights; Healthcare Leadership Series

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