FreeRDP Rdp Client License Read Challenge Packet Denial of Service Vulnerability

Summary An exploitable denial of service vulnerability exists within the handling of challenge packets in FreeRDP 2.0.0-beta1+android11. A specially crafted challenge packet can cause the program termination leading to a denial of service condition. An attacker can compromise the server or use ma...

FreeRDP Rdp Client License Read Product Info Denial of Service Vulnerability

Summary An exploitable denial of service vulnerability exists within the handling of challenge packets in FreeRDP 2.0.0-beta1+android11. A specially crafted challenge packet can cause the program termination leading to a denial of service condition. An attacker can compromise the server or use ma...

Legal Robot: Missing Issuer parameter on TOTP 2FA

During our 2FA challenge, a security researcher discovered that the Issuer parameter was not set in the TOTP URL that gets turned into a QR Code. While there is no direct security impact, it does make 2FA software tokens more difficult to manage...

Authentication flaw

Android 6.0 has an authentication bypass for attackers with root and physical access. Cryptographic authentication tokens AuthTokens used by the Trusted Execution Environment TEE are protected by a weak challenge. This allows adversaries to replay previously captured responses and use the TEE...

openSUSE Security Update : libressl (openSUSE-2017-560)

This update for libressl to version 2.5.1 fixes the following issues : These security issues were fixed : - CVE-2016-0702: Prevent side channel attack on modular exponentiation boo968050. - CVE-2016-7056: Avoid a side-channel cache-timing attack that can leak the ECDSA private keys when signing...

The Time Has Arrived to Embrace Hackers

BOSTON—More than ever, hackers are getting a welcoming embrace from law enforcement, governments and business. Bug bounties and vulnerability disclosure programs are becoming the norm across industry, and hackers are no longer universally viewed as a pariah. Simultaneously, however, groups such a...

Linux kernel - challenge ack information leak

net/ipv4/tcpinput.c in certain Linux kernel versions does not properly determine the rate of challenge ACK segments, which makes it easier for remote attackers to hijack TCP sessions via a blind in-window attack...

DblTekGoIPPwn - Tool to check if an IP of a DblTek GoIP is vulnerable to a challenge-response login system, execute remote commands botnet style, and generate responses to challenges

Tool to exploit challenge response system in vulnerable DblTek GoIP devices. Can generate responses to specified challenges, test hosts for the vulnerability, run commands on vulnerable hosts, and drop into a root shell on any vulnerable host. The Vulnerability On March 2nd, 2017, Trustwave...

Undocumented Backdoor Account in DBLTek GoIP

Trustwave recently reported a remotely exploitable issue in the Telnet administrative interface of numerous DblTek branded devices. The issue permits a remote attacker to gain a shell with root privileges on the affected device due to a vendor backdoor in the authentication procedure. The Telnet...

Audi Logistik Challenge - Customized SSL, Native code usage, Suspicious files vulnerabilities

HackApp vulnerability scanner discovered that application Audi Logistik Challenge published at the 'play' market has multiple vulnerabilities...

StoreFront Events : the authentication protocols could not be enumerated because there is no challenge process

Issue : Cannot Complete Your Request From External Access Gateway With Event Logs as "the authentication protocols could not be enumerated because there is no challenge process "...

Mobile Application Security Training Platform: Security Shepherd

The OWASP Security Shepherd project is a web and mobile application security training platform. Security Shepherd has been designed to foster and improve security awareness among a varied skill-set demographic. The aim of this project is to take AppSec novices or experienced engineers and sharpen...

FTC Issues Public Challenge to Improve IoT Patching

Admittedly, patching existing connected devices in the wild is easier said than done. But that’s not deterring the Federal Trade Commission from soliciting help in finding a solution. The U.S. government agency today announced the kickoff of the FTC IoT Home Inspector Challenge, a prize contest...

FLARE Script Series: Querying Dynamic State using the FireEye Labs Query-Oriented Debugger (flare-qdb)

Introduction This post continues the FireEye Labs Advanced Reverse Engineering FLARE script series. Here, we introduce flare-qdb, a command-line utility and Python module based on vivisect for querying and altering dynamic binary state conveniently, iteratively, and at scale. flare-qdb works on...

FLARE Script Series: Querying Dynamic State using the FireEye Labs Query-Oriented Debugger (flare-qdb)

Introduction This post continues the FireEye Labs Advanced Reverse Engineering FLARE script series. Here, we introduce flare-qdb, a command-line utility and Python module based on vivisect for querying and altering dynamic binary state conveniently, iteratively, and at scale. flare-qdb works on...

Second profile fails on iOS enrollments - Connection to the server could not be established

Second profile installation failing on iOS device: "Error: Connection to the server could not be established" Device logs: Desc : Profile Installation Failed Sugg : A connection to the server could not be established. Domain : MCInstallationErrorDomain Code : 4001 Server logs: Refused request...

SUSE SLES11 Security Update : kernel (SUSE-SU-2016:2976-1)

The SUSE Linux Enterprise 11 SP4 kernel was updated to receive various security and bugfixes. For the PowerPC64 a new 'bigmem' flavor has been added to support big Power machines. FATE319026 The following security bugs were fixed : - CVE-2016-7042: The prockeysshow function in security/keys/proc....

2016 Flare-On Challenge Solutions

I would like to thank the challenge authors this year: 1. Alexander Rich 2. Matt Williams @0xmwilliams 3. Dominik Weber 4. James T. Bennett @jtbennettjr 5. Tyler Dean 6. Josh Homan 7. Alex Berry 8. Nick Harbour @nickharbour 9. Jon Erickson @2130706433 10. FireEye Labs Advanced Vulnerability...

2016 Flare-On Challenge Solutions

I would like to thank the challenge authors this year: 1. Alexander Rich 2. Matt Williams @0xmwilliams 3. Dominik Weber 4. James T. Bennett @jtbennettjr 5. Tyler Dean 6. Josh Homan 7. Alex Berry 8. Nick Harbour @nickharbour 9. Jon Erickson @2130706433 10. FireEye Labs Advanced Vulnerability...

Keen Lab Takes Down iPhone 6S, Nexus 6P, at Mobile Pwn2Own

Hackers identified a series of vulnerabilities in Android and iOS to take down a Google Nexus 6P and an Apple iPhone 6S this week at Mobile Pwn2Own. The mobile version of the popular hacking challenge, put on by Trend Micro and Tipping Point’s Zero Day Initiative, was held in tandem with the...