Category Archives: Security

Security

Chrome Security Team Tackles ‘Friendly Fire’ To Keep Browser Safe

Justin Schuh, lead engineer of Chrome Security, said ensuring browser security for Chrome users is a balancing act juggling OEM pressures, questionable certificate authorities and quashing third-party software incompatibility issues.

CVE-2017-6884

A command injection vulnerability was discovered on the Zyxel EMG2926 home router with firmware V1.00(AAQT.4)b8. The vulnerability is located in the diagnostic tools, specifically the nslookup function. A malicious user may exploit numerous vectors to execute arbitrary commands on the router, such as the ping_ip parameter to the expert/maintenance/diagnostic/nslookup URI.

CVE-2017-7569

In vBulletin before 5.3.0, remote attackers can bypass the CVE-2016-6483 patch and conduct SSRF attacks by leveraging the behavior of the PHP parse_url function, aka VBV-17037.

[DefenseCode WhitePaper]: BroadCom UPnP Format String Preauth Root Exploit Aftermath (Few Years Later)

Posted by DefenseCode on Apr 06

Hi,

Few years ago, we have discovered a remotely exploitable preauth Format
String vulnerability in Broadcom UPnP implementation used in popular
routers.
Vendors were notified and advisory was published –
http://defensecode.com/public/DefenseCode_Broadcom_Security_Advisory.pdf .
Broadcom fixed the vulnerability in their UPnP implementation and some
router vendors did it also.

Vulnerability was initially discovered on Cisco Linksys (now Belkin)…

CVE-2017-2675

Little Snitch version 3.0 through 3.7.3 suffer from a local privilege escalation vulnerability in the installer part. The vulnerability is related to the installation of the configuration file “at.obdev.littlesnitchd.plist” which gets installed to /Library/LaunchDaemons.

CVE-2016-10319

In ARM Trusted Firmware 1.2 and 1.3, a malformed firmware update SMC can result in copying unexpectedly large data into secure memory because of integer overflows. This affects certain cases involving execution of both AArch64 Generic Trusted Firmware (TF) BL1 code and other firmware update code.

CVE-2017-7237

The Spiceworks TFTP Server, as distributed with Spiceworks Inventory 7.5, allows remote attackers to access the Spiceworks dataconfigurations directory by leveraging the unauthenticated nature of the TFTP service for all clients who can reach UDP port 69, as demonstrated by a WRQ (aka Write request) operation for a configuration file or an executable file.