Microsoft Releases Security Advisory on Dynamic Data Exchange (DDE)

Microsoft has released an advisory that provides guidance on securing Dynamic Data Exchange DDE fields in Microsoft Office applications. Exploitation of this protocol may allow an attacker to take control of an affected system. US-CERT encourages users and administrators to review the Microsoft...

Russian 'Fancy Bear' Hackers Using (Unpatched) Microsoft Office DDE Exploit

Cybercriminals, including state-sponsored hackers, have started actively exploiting a newly discovered Microsoft Office vulnerability that Microsoft does not consider as a security issue and has already denied to patch it. Last month, we reported how hackers could leverage a built-in feature of...

X (Formerly Twitter): OS Command Execution on User's PC via CSV Injection

Summary: Twitter is vulnerable to CSV Injection. If an attacker can successfully exploit this, then they will compromise the PC of the user. The injection point is via a tweet on the main twitter.com site while the retrieval point is via the “Export Data” option on the analytics site. Description...

A week in security (October 16 – October 22)

Last week was an eventful one in security, keeping our research and intel teams on their toes. Multiple security researchers homed in on suspicious and malicious apps on Google Play, affecting thousands of Android users. A new variant of Mac malware Proton was also found in the wild, this time...

Necurs-Based DDE Attacks Now Spreading Locky Ransomware

Microsoft may soon have to reflect on its stance that the use of an Office feature called DDE to execute code on compromised computers doesn’t merit a patch. The SANS Internet Storm Center last night said the Necurs botnet has been spreading Locky ransomware using the DDE attack. Handler Brad...

Microsoft Office DDE Remote Code Execution

A remote code execution vulnerability exists in Microsoft Office. The vulnerability is due to the DDE feature that allows an Office application to load data from other Office applications. A remote attacker can exploit this vulnerability by enticing the target user to open a specially crafted ema...

Unpatched Microsoft Word DDE Exploit Being Used In Widespread Malware Attacks

A newly discovered unpatched attacking method that exploits a built-in feature of Microsoft Office is currently being used in various widespread malware attack campaigns. Last week we reported how hackers could leveraging an old Microsoft Office feature called Dynamic Data Exchange DDE, to perfor...

Old MS Office feature weaponized in malspam attacks

There have been a lot of talks recently following a write up and proof of concept about a Microsoft Office feature that can be misused and weaponized by malicious actors. The protocol, known as Dynamic Data Exchange.aspx DDE, has actually been around for a long time, and allows applications to...

Legacy Office Feature Used In Novel Document Attacks

Recent document-based attacks have leveraged malicious macros that if enabled install malware. But, researchers at SensePost have developed a proof-of-concept attack that does not require macros and instead uses an old Microsoft Office feature called Dynamic Data Exchange to execute code on...

MS Office Built-in Feature Allows Malware Execution Without Macros Enabled

Since new forms of cybercrime are on the rise, traditional techniques seem to be shifting towards more clandestine that involve the exploitation of standard system tools and protocols, which are not always monitored. Security researchers at Cisco's Talos threat research group have discovered one...

Microsoft Office Word free macro command execution flaw vulnerability 0day-vulnerability warning-the black bar safety net

If we inform you that in MS-Word on the presence of a Royal Decree to fulfill the vulnerability flaws of the bug, which unnecessary any macro maybe memory overflow? Windows for use between the stop data transfer supply a variety of transmission methods, this one is called static swap agreements, ...

Macro-less Code Exec in MSWord

Authors: Etienne Stalmans, Saif El-Sherei What if we told you that there is a way to get command execution on MSWord without any Macros, or memory corruption?! Windows provides several methods for transferring data between applications. One method is to use the Dynamic Data Exchange DDE protocol...

Microsoft Office DDE Payload Delivery

This module generates an DDE command to place within a word document, that when executed, will retrieve a HTA payload via HTTP from an web server. Module Options msf use exploit/windows/fileformat/office/ddedelivery msf undefinedddedelivery show actions ...actions... msf undefinedddedelivery set...

UPDATE: Luckystrike 2.0!

PenTestIT RSS Feed My first post regarding this malicious Microsoft Office document generator was about an older version. However a few hours ago, an update was released - Luckystrike 2.0! Major highlights for this awesome release include full support for Microsoft Word in addition to a new COM...

Privilege escalation

dde-daemon, the daemon process of DDE Deepin Desktop Environment 15.0 through 15.3, runs with root privileges and hardly does anything to identify the user who calls the function through D-Bus. Anybody can change the grub config, even to append some arguments to make a backdoor or privilege...

CVE-2017-7622

The CVE-2017-7622 issue affects DDE’s dde-daemon (Deepin Desktop Environment) versions 15.0–15.3, where the daemon runs with root privileges and does not properly identify the caller over D-Bus. An attacker can exploit DoWriteGrubSettings() to alter GRUB configuration, enabling a backdoor or priv...

CVE-2017-7622

dde-daemon, the daemon process of DDE Deepin Desktop Environment 15.0 through 15.3, runs with root privileges and hardly does anything to identify the user who calls the function through D-Bus. Anybody can change the grub config, even to append some arguments to make a backdoor or privilege...

FullContact BB #2 - CSV Excel Macro Injection Vulnerability

Document Title: =============== FullContact BB 2 - CSV Excel Macro Injection Vulnerability References Source: ==================== http://www.vulnerability-lab.com/getcontent.php?id=1904 Release Date: ============= 2017-01-19 Vulnerability Laboratory ID VL-ID: ====================================...

Cogent DataHub < 6.4.7 Incoming DDE Connection Handling Remote DoS

Binary data scadacogentdatahub647.nbin...

BugCrowd CSV Injection

Description: A vulnerability in the file upload feature allows attackers to send malicious csv files. By using the Microsoft Excel DDE function an attacker can launch arbritary commands on the victims system. Many companies don't allow xslx or docx files to be uploaded by security testers, becaus...