PBot: a Python-based adware

Recently, we came across a Python-based sample dropped by an exploit kit. Although it arrives under the disguise of a MinerBlocker, it has nothing in common with miners. In fact, it seems to be PBot/PythonBot: a Python-based adware. Apart from a couple of posts on forums in Russian language and...

UBUNTU-CVE-2017-17092

wp-includes/functions.php in WordPress before 4.9.1 does not require the unfilteredhtml capability for upload of .js files, which might allow remote attackers to conduct XSS attacks via a crafted file...

Newly Observed Ursnif Variant Employs Malicious TLS Callback Technique to Achieve Process Injection

Introduction TLS Thread Local Storage callbacks are provided by the Windows operating system to support additional initialization and termination for per-thread data structures. As previously reported, malicious TLS callbacks, as an anti-analysis trick, have been observed for quite some time and...

Newly Observed Ursnif Variant Employs Malicious TLS Callback Technique to Achieve Process Injection

Introduction TLS Thread Local Storage callbacks are provided by the Windows operating system to support additional initialization and termination for per-thread data structures. As previously reported, malicious TLS callbacks, as an anti-analysis trick, have been observed for quite some time and...

Automattic: [Simplenote for Windows] Client RCE via External JavaScript Inclusion leveraging Electron

Hi, A carefully crafted injection in the Markdown parser within Simplenote for Windows can be leveraged to achieve remote code execution via an external JavaScript file. The nature of Simplenote's content sharing system, which makes use of tags containing email addresses, means that an adversary...

jQuery Official Blog Hacked — Stay Calm, Library is Safe!

The official blog of jQuery—most popular JavaScript library used by millions of websites—has been hacked by some unknown hackers, using the pseudonym "str0ng" and "n3tr1x." jQuery's blog website blog.jquery.com runs on WordPress—the world's most popular content management system CMS used by...

Anonymous SQL Execution in Oracle Advanced Support

A little over a year ago I was performing a penetration test on a client's external environment. One crucial step in any external penetration test is mapping out accessible web servers. The combination of nmap with EyeWitness make this step rather quick as we can perform port scanning for web...

'HoeflerText' Popups Target Browsers With RAT and Locky Ransomware

A malware campaign utilizing bogus popups that alert users to a missing web-font is targeting Google Chrome and Firefox browser users. The popups contain a malicious JavaScript file that initiates the download of either the NetSupport Manager remote access tool RAT or Locky ransomware. The...

Session Hijacking, Cookie-Stealing WordPress Malware Spotted

Researchers have identified a strain of cookie stealing malware injected into a legitimate JavaScript file, that masquerades as a WordPress core domain. Cesar Anjos, a security analyst at Sucuri, a firm that specializes in WordPress security, came across the malware during an incident response...

Artifex Software MuJS Integer Overflow Vulnerability (CNVD-2017-01667)

Artifex Software MuJS is a lightweight JavaScript interpreter from Artifex Software, USA, which is used to embed into other software to provide script execution capabilities. Artifex Software MuJS 8f62ea10a0af68e56d5c00720523ebcba13c2e6a A security vulnerability exists in previous versions of...

CVE-2016-9642

JavaScriptCore in WebKit allows attackers to cause a denial of service out-of-bounds heap read via a crafted Javascript file...

CVE-2016-9642

CVE-2016-9642 affects WebKit's JavaScriptCore in WebKitGTK+ (WebKitGTK+ up to version before 2.16.0) and WebKit/WebKitGTK+ deployments. The root cause is an out-of-bounds heap read triggered by a crafted Javascript file, leading to a denial of service. Public advisories (e.g., ASA-201704-9 for Ar...

CVE-2016-9642

JavaScriptCore in WebKit allows attackers to cause a denial of service out-of-bounds heap read via a crafted Javascript file...

CVE-2016-9642

Removed by vendor...

UBUNTU-CVE-2016-9642

JavaScriptCore in WebKit allows attackers to cause a denial of service out-of-bounds heap read via a crafted Javascript file...

CVE-2016-9642

JavaScriptCore in WebKit allows attackers to cause a denial of service out-of-bounds heap read via a crafted Javascript file...

CVE-2017-5628

An issue was discovered in Artifex Software, Inc. MuJS before 8f62ea10a0af68e56d5c00720523ebcba13c2e6a. The MakeDay function in jsdate.c does not validate the month, leading to an integer overflow when parsing a specially crafted JS file...

CVE-2017-5627

An issue was discovered in Artifex Software, Inc. MuJS before 4006739a28367c708dea19aeb19b8a1a9326ce08. The jsRsetproperty function in jsrun.c lacks a check for a negative array length. This leads to an integer overflow in the jspushstring function in jsrun.c when parsing a specially crafted JS...

CVE-2016-9017

Artifex Software, Inc. MuJS before a5c747f1d40e8d6659a37a8d25f13fb5acf8e767 allows context-dependent attackers to obtain sensitive information by using the "opname in crafted JavaScript file" approach, related to an "Out-of-Bounds read" issue affecting the jsCdumpfunction function in the jsdump.c...

SUSE SLED12 / SLES12 Security Update : ctags (SUSE-SU-2016:2097-1)

This update for ctags fixes the following issues : - CVE-2014-7204: Potential denial of service infinite loop and CPU and disk consumption via a crafted JavaScript file. bsc899486 - Missing Requirespost on coreutils as it is using rm1. bsc976920 Note that Tenable Network Security has extracted th...