Updated mbedtls packages fix security issues

CVE-2018-9988: ARM mbed TLS before 2.1.11, before 2.7.2, and before 2.8.0 has a buffer over-read in sslparseserverkeyexchange that could cause a crash on invalid input. CVE-2018-9989: ARM mbed TLS before 2.1.11, before 2.7.2, and before 2.8.0 has a buffer over-read in sslparseserverpskhint that...

AMD / ARM / Intel - Speculative Execution Variant 4 Speculative Store Bypass Exploit

Exploit for hardware platform in category dos / poc / ======== Intro / Overview ======== After Michael Schwarz made some interesting observations, we started looking into variants other than the three already-known ones. I noticed that Intel's Optimization Manual says in section 2.4.4.5 "Memory...

New Spectre (Variant 4) CPU Flaw Discovered—Intel, ARM, AMD Affected

Security researchers from Microsoft and Google have discovered a fourth variant of the data-leaking Meltdown-Spectre security flaws impacting modern CPUs in millions of computers, including those marketed by Apple. Variant 4 comes weeks after German computer magazine Heise reported about a set of...

New Spectre (Variant 4) CPU Flaw Discovered—Intel, ARM, AMD Affected

Security researchers from Microsoft and Google have discovered a fourth variant of the data-leaking Meltdown-Spectre security flaws impacting modern CPUs in millions of computers, including those marketed by Apple. Variant 4 comes weeks after German computer magazine Heise reported about a set of...

AMD ARM Intel - Speculative Execution Variant 4 Speculative Store Bypass

AMD ARM Intel - Speculative Execution Variant 4 Speculative Store Bypass / ======== Intro / Overview ======== After Michael Schwarz made some interesting observations, we started looking into variants other than the three already-known ones. I noticed that Intel's Optimization Manual says in...

Speculative Store Bypass

ISSUE DESCRIPTION Contemporary high performance processors may use a technique commonly known as Memory Disambiguation, whereby speculative execution may proceed past unresolved stores. This opens a speculative sidechannel in which loads from an address which have had a recent store can observe a...

Microsoft Guidance for Speculative Store Bypass

Executive summary On January 3, 2018, Microsoft released an advisory and security updates related to a newly-discovered class of hardware vulnerabilities known as Spectre and Meltdown involving speculative execution side channels that affect AMD, ARM, and Intel CPUs to varying degrees. On May 21s...

Microsoft Guidance for Rogue System Register Read

Executive Summary On January 3, 2018, Microsoft released an advisory and security updates related to a newly discovered class of hardware vulnerabilities known as Spectre and Meltdown involving speculative execution side channels that affect AMD, ARM, and Intel CPUs to varying degrees. On May 21,...

KLA11253 Microsoft Advisory for Microsoft Windows

On January 3, 2018, Microsoft released an advisory and security updates related to a newly-discovered class of hardware vulnerabilities known as Spectre and Meltdown involving speculative execution side channels that affect AMD, ARM, and Intel CPUs to varying degrees. On May 21st, a new subclass ...

Multiple CPU Hardware CVE-2018-3639 Information Disclosure Vulnerability

Description Multiple CPU Hardware are prone to an information-disclosure vulnerability. Attackers can exploit this issue to obtain sensitive information that may aid in further attacks. Technologies Affected ARM Cortex A15 ARM Cortex A57 ARM Cortex A72 IBM AIX 5.3 IBM AIX 6.1 IBM AIX 7.1 IBM Aix...

8 New Spectre-Class Vulnerabilities (Spectre-NG) Found in Intel CPUs

A team of security researchers has reportedly discovered a total of eight new "Spectre-class" vulnerabilities in Intel CPUs, which also affect at least a small number of ARM processors and may impact AMD processor architecture as well. Dubbed Spectre-Next Generation, or Spectre-NG, the partial...

8 New Spectre-Class Vulnerabilities (Spectre-NG) Found in Intel CPUs

A team of security researchers has reportedly discovered a total of eight new "Spectre-class" vulnerabilities in Intel CPUs, which also affect at least a small number of ARM processors and may impact AMD processor architecture as well. Dubbed Spectre-Next Generation , or Spectre-NG , the partial...

Report: Intel Facing New Spectre-Like Security Flaws

Intel may be facing as many as eight new Spectre-level vulnerabilities in its chips, a new report alleges. The report comes months after the Spectre and Meltdown flaws first rocked the silicon industry in early 2018. German magazine c’t reported on Thursday that the new security flaws in Intel CP...

arm-ccm.be XSS vulnerability

Open Bug Bounty ID: OBB-611969 Description| Value ---|--- Affected Website:| arm-ccm.be Open Bug Bounty Program:| Create your bounty program now. It's open and free. Vulnerable Application:| Custom Code Vulnerability Type:| XSS Cross Site Scripting / CWE-79 CVSSv3 Score:| 6.1...

UPDATE: Kali Linux 2018.2 Release!

PenTestIT RSS Feed Second Kali Linux update of this year and this time, it is about the latest Kali Linux 2018.2 release! The last release was made available recently in the month of February. This new release includes all patches, fixes, updates, and improvements since the last release – Kali...

Wireless GUI Android Security Assessment: Hijacker

Hijacker is a Graphical User Interface for the penetration testing tools Aircrack-ng, Airodump-ng , MDK3 and Reaver . It offers a simple and easy UI to use these tools without typing commands in a console and copy&pasting MAC addresses. This application requires an ARM android device with an...

x86: PV guest may crash Xen with XPTI

ISSUE DESCRIPTION The workaround for the Meltdown vulnerability XSA-254 failed to deal with an error code path connecting the INT 80 handling with general exception handling. This results in an unconditional write attempt of the value zero to an address near 2^64, in cases where a PV guest has no...

openSUSE Security Update : the Linux Kernel (openSUSE-2018-377)

The openSUSE Leap 42.3 kernel was updated to 4.4.126 to receive various security and bugfixes. The following security bugs were fixed : - CVE-2018-1091: In the flushtmregstothread function in arch/powerpc/kernel/ptrace.c, a guest kernel crash can be triggered from unprivileged userspace during a...

ROPgadget - This Tool Lets You Search Your Gadgets On Your Binaries To Facilitate Your ROP Exploitation

This tool lets you search your gadgets on your binaries to facilitate your ROP exploitation. ROPgadget supports ELF/PE/Mach-O format on x86, x64, ARM, ARM64, PowerPC, SPARC and MIPS architectures. Since the version 5, ROPgadget has a new core which is written in Python using Capstone disassembly...

Security update for the Linux Kernel (important)

The openSUSE Leap 42.3 kernel was updated to 4.4.126 to receive various security and bugfixes. The following security bugs were fixed: - CVE-2018-1091: In the flushtmregstothread function in arch/powerpc/kernel/ptrace.c, a guest kernel crash can be triggered from unprivileged userspace during a...