Loading Kernel Shellcode

In the wake of recent hacking tool dumps, the FLARE team saw a spike in malware samples detonating kernel shellcode. Although most samples can be analyzed statically, the FLARE team sometimes debugs these samples to confirm specific functionality. Debugging can be an efficient way to get around...

Updates for BASS

This blog post was authored by Jonas Zaddach and Mariano Graziano. Cisco Talos has rolled out a series of improvements to the BASS open-source framework aimed at speeding up its ability to provide coverage for new malware families. Talos released BASS, pronounced "bæs" an open-source framework...

Authorization

An authorization bypass vulnerability exists in Schneider Electric's Modicon M340, Modicon Premium, Modicon Quantum PLC, BMXNOR0200. Requests to CGI functions allow malicious users to bypass authorization...

CVE-2018-7760

An authorization bypass vulnerability exists in Schneider Electric's Modicon M340, Modicon Premium, Modicon Quantum PLC, BMXNOR0200. Requests to CGI functions allow malicious users to bypass authorization...

Null pointer dereference

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Automobile, Snapdragon Mobile, and Snapdragon Wear MDM9206, MDM9607, MDM9635M, MDM9640, MDM9645, MDM9650, MDM9655, MSM8909W, SD 210/SD 212/SD 205, SD 425, SD 430, SD 450, SD 617, SD 625, SD 650/52, SD 808, SD 810,...

CVE-2018-7760: Improper Authentication

An authorization bypass vulnerability exists in Schneider Electric's Modicon M340, Modicon Premium, Modicon Quantum PLC, BMXNOR0200. Requests to CGI functions allow malicious users to bypass authorization...

[SECURITY] Fedora 28 Update: zsh-5.5-1.fc28

The zsh shell is a command interpreter usable as an interactive login shell and as a shell script command processor. Zsh resembles the ksh shell the Korn shell, but includes many enhancements. Zsh supports command line editing, built-in spelling correction, programmable command completion, shell...

NASA CFITSIO 'ffgphd' and 'ffgtkn' function stack buffer overflow vulnerability

NASA CFITSIO is a FITS file subroutine library for reading and writing data files in FITS Flexible Image Transfer System format. A stack buffer overflow vulnerability exists in the 'ffgphd' and 'ffgtkn' functions in NASA CFITSIO version 3.42. An attacker could exploit this vulnerability by sendin...

PT-2018-16240 · Nasa · Cfitsio

Name of the Vulnerable Software and Affected Versions: NASA CFITSIO version 3.42 Description: The issue arises from specially crafted images parsed via the library, which can cause a stack-based buffer overflow, overwriting arbitrary data. This can be triggered by delivering an FIT image,...

Encryption 101: decryption tool code walkthrough

We have reached the final installment of our Encryption 101 series. In the prior post, we walked through, in detail, the thought process while looking at the Princess Locker ransomware. We talked about the specific ways to narrow down the analysis toward the encryption portions, the weaknesses in...

Denial Of Service (DoS) Through Heap Buffer Overflow

libtiff.so is vulnerable to denial of service DoS through heap-based buffer overflow attacks. The vulnerability exists in the t2pwritepdf function in tools/tiff2pdf.c where a malicious TIFF file can cause denial of service DoS, and possibly other attacks...

CVE-2018-9996

An issue was discovered in cplus-dem.c in GNU libiberty, as distributed in GNU Binutils 2.30. Stack Exhaustion occurs in the C++ demangling functions provided by libiberty, and there are recursive stack frames: demangletemplatevalueparm, demangleintegralvalue, and demangleexpression...

CVE-2018-9996

An issue was discovered in cplus-dem.c in GNU libiberty, as distributed in GNU Binutils 2.30. Stack Exhaustion occurs in the C++ demangling functions provided by libiberty, and there are recursive stack frames: demangletemplatevalueparm, demangleintegralvalue, and demangleexpression...

Fedora 27 : php (2018-12f92ff831)

PHP version 7.1.16 29 Mar 2018 Core: - Fixed bug php76025 Segfault while throwing exception in errorhandler. Dmitry, Laruence - Fixed bug php76044 'date: illegal option -- -' in ./configure on FreeBSD. Anatol FPM: - Fixed bug php75605 Dumpable FPM child processes allow bypassing opcache access...

Fedora 26 : php (2018-c71dd2e199)

PHP version 7.1.16 29 Mar 2018 Core: - Fixed bug php76025 Segfault while throwing exception in errorhandler. Dmitry, Laruence - Fixed bug php76044 'date: illegal option -- -' in ./configure on FreeBSD. Anatol FPM: - Fixed bug php75605 Dumpable FPM child processes allow bypassing opcache access...

CVE-2014-3114: Improper Neutralization of Special Elements used in a Command

The EZPZ One Click Backup ezpz-one-click-backup plugin 12.03.10 and earlier for WordPress allows remote attackers to execute arbitrary commands via the cmd parameter to functions/ezpz-archive-cmd.php...

TLS 1.3 is nearly here

TLS stands for "Transport Layer Security" and it's rather important. Why's that? Oh, I'm glad you asked. Here's me, yelling my password across the office to you: "PASSWORD!!!" You heard me loud and clear, right? But so did basically anyone else nearby. Now let's work in a little TLS love and...

CVE-2017-14915

In Android before 2018-01-05 on Qualcomm Snapdragon Mobile SD 625, SD 650/52, SD 835, accessing SPCOM functions with a compromised client structure can result in a Use After Free condition...

[SECURITY] Fedora 28 Update: libpaper-1.1.24-21.fc28

The paper library and accompanying files are intended to provide a simple way for applications to take actions based on a system- or user-specified paper size. This release is quite minimal, its purpose being to provide really basic functions obtaining the system paper name and getting the height...

CVE-2018-9138

An issue was discovered in cplus-dem.c in GNU libiberty, as distributed in GNU Binutils 2.29 and 2.30. Stack Exhaustion occurs in the C++ demangling functions provided by libiberty, and there are recursive stack frames: demanglenestedargs, demangleargs, doarg, and dotype...