2019 CWE Top 25 Most Dangerous Software Errors

MITRE has released the 2019 Common Weakness Enumeration CWE Top 25 Most Dangerous Software Errors list. The Top 25 is a compilation of the most frequent and critical errors that can lead to serious vulnerabilities in software. An attacker can often exploit these vulnerabilities to take control of...

Medium: perl-Archive-Tar

Issue Overview: It was found that the Archive::Tar module did not properly sanitize symbolic links when extracting tar archives. An attacker, able to provide a specially crafted archive for processing, could use this flaw to write or overwrite arbitrary files in the context of the Perl...

Medium: kernel

Issue Overview: A backporting error was discovered in the Linux stable/longterm kernel 4.4.x through 4.4.190, 4.9.x through 4.9.190, 4.14.x through 4.14.141, 4.19.x through 4.19.69, and 5.2.x through 5.2.11. Misuse of the upstream "x86/ptrace: Fix possible spectre-v1 in ptracegetdebugreg" commit...

WordPress SlickQuiz 1.3.7.1 Cross Site Scripting Vulnerability

Exploit for php platform in category web applications 1. ADVISORY INFORMATION ======================= Product: SlickQuiz Vendor URL: https://wordpress.org/plugins/slickquiz/ Type: Cross-Site Scripting CWE-79 Date found: 2019-05-30 Date published: 2019-09-10 CVSSv3 Score: 6.1...

The Need for an Updated Kill Chain

“Cyber Kill Chain” The “Cyber Kill Chain”—created in 2011 by Lockheed Martin—was designed to be a model that “identifies what…adversaries must complete in order to achieve their objective.” This framework has been widely used through the cybersecurity world and informs prevention-heavy strategy. ...

OpenCTI - Open Cyber Threat Intelligence Platform

OpenCTI is an open source platform allowing organizations to manage their cyber threat intelligence knowledge and observables. It has been created in order to structure, store, organize and visualize technical and non-technical information about cyber threats. The structuration of the data is...

BLUESPAWN - Windows Based Active Defense Tool To Empower Blue Teams

BLUESPAWN helps blue teams monitor Windows systems in real-time against active attackers by detecting anomalous activity Why we made BLUESPAWN We've created and open-sourced this for a number of reasons which include the following: Move Faster : We wanted tooling specifically designed to quickly...

UPDATE: MITRE CALDERA 2.3.0

PenTestIT RSS Feed A month ago, MITRE Caldera 2.2.0 was released and a couple of days back now MITRE CALDERA 2.3.0 was released as well. If you remember, I wrote briefly about this automated adversary emulation system in my post titled – List of Adversary Emulation Tools. A lot of changes have be...

file -- Heap buffer overflow possible

mitre reports cdfreadpropertyinfo in cdf.c in file through 5.37 does not restrict the number of CDFVECTOR elements, which allows a heap-based buffer overflow 4-byte out-of-bounds write...

CB TAU Threat Intelligence Notification: GermanWiper Ransomware

GermanWiper Ransomware was found distributed via spam email campaign in Germany. It’s a data-wiping malware and the ransom note was written in German language. The malware pretends to be ransomware but is actually a wiper that destroys the data instead of encrypting it. Figure 1: Screenshot of th...

CB TAU Threat Intelligence Notification – Karagany Malware

Secureworks recently reported in regards to an update of Karagany malware last month. The malware is used by the IRON LIBERTY threat group also known as DragonFly2.0 and Energetic Bear, targeting energy companies and organizations. Carbon Black Threat Analysis Unit TAU provides the product rules ...

UPDATE: MITRE CALDERA 2.2.0

PenTestIT RSS Feed If you remember, I wrote briefly about this automated adversary emulation system in my post titled – List of Adversary Emulation Tools. Sometime back, an update - the MITRE CALDERA 2.2.0 was released. A lot of changes have been made to create this updated version and as always,...

Important: python34, python35, python36

Issue Overview: A security regression of CVE-2019-9636 was discovered in python, since commit d537ab0ff9767ef024f26246899728f0116b1ec3, which still allows an attacker to exploit CVE-2019-9636 by abusing the user and password parts of a URL. When an application parses user-supplied URLs to store...

Medium: lighttpd

Issue Overview: An issue was discovered in modaliasphysicalhandler in modalias.c in lighttpd before 1.4.50. There is potential ../ path traversal of a single directory above an alias target, with a specific modalias configuration where the matched alias lacks a trailing '/' character, but the ali...

Medium: libssh2

Issue Overview: An out of bounds read flaw was discovered in libssh2 when a specially crafted SFTP packet is received from the server. A remote attacker who compromises a SSH server may be able to cause a denial of service or read data in the client memory. CVE-2019-3858 An out of bounds read fla...

Medium: 389-ds-base

Issue Overview: 1693612: 389-ds-base: DoS via hanging secured connections It was found that encrypted connections did not honor the 'ioblocktimeout' parameter to end blocking requests. As a result, an unauthenticated attacker could repeatedly start a sufficient number of encrypted connections to...

Low: GraphicsMagick

Issue Overview: GraphicsMagick is now participating in Google's oss-fuzz project due to the contributions and assistance of Alex Gaynor. Since February 4 2018, 343 issues have been opened by oss-fuzz and 331 of those issues have been resolved. The issues list is available at...

List of Open Source C2 Post-Exploitation Frameworks

PenTestIT RSS Feed This post has been lying in my drafts for more than a year with edits all over. But two days ago, it was announced that Powershell Empire would no longer be supported by it's authors. Hence just like I curated a list of adversary emulation tools, I finalized this list of open...

Medium: kernel

Issue Overview: There is a newly discovered variant side-channel attack of Spectre V1 which leverages SWAPGS instructions to bypass KPTI/KVA mitigations. This could lead to a kernel information disclosure. CVE-2019-1125 Affected Packages: kernel Note: This advisory is applicable to Amazon Linux 2...

Medium: kernel

Issue Overview: There is a newly discovered variant side-channel attack of Spectre V1 which leverages SWAPGS instructions to bypass KPTI/KVA mitigations. This could lead to a kernel information disclosure Affected Packages: kernel Issue Correction: Run yum update kernel or yum update --advisory...