The Document Foundation LibreOffice RTF Stylesheet Code Execution Vulnerability

SUMMARY An exploitable Use After Free vulnerability exists in the RTF parser LibreOffice. A specially crafted file can cause a use after free resulting in a possible arbitrary code execution. To exploit the vulnerability a malicious file needs to be opened by the user via vulnerable application...

Microsoft Office Information Disclosure (MS16-070: CVE-2016-3234)

An out of bound memory access vulnerability was discovered within Microsoft office word. The root cause comes from wwlib.dll sub components that could lead to an out of bound memory read when processing a malformed rtf document...

How RTF malware evades static signature-based detection

History Rich Text Format RTF is a document format developed by Microsoft that has been widely used on various platforms for more than 29 years. The RTF format is very flexible and therefore complicated. This makes the development of a safe RTF parsers challenging. Some notorious vulnerabilities...

How RTF malware evades static signature-based detection

History Rich Text Format RTF is a document format developed by Microsoft that has been widely used on various platforms for more than 29 years. The RTF format is very flexible and therefore complicated. This makes the development of a safe RTF parsers challenging. Some notorious vulnerabilities...

Microsoft Office RTF Embedded Object Remote Code Execution

A remote code execution vulnerability exists in Microsoft Office. The vulnerability is due to an error in the way Microsoft Office handles objects in memory while parsing specially crafted Office files. A remote attacker can exploit this issue by enticing a user to open a specially crafted file a...

APT Threat Targets Tibetans, Journalists and Human Rights Workers

Tibetans, journalists and human rights workers in Hong Kong and Taiwan have been targeted in an APT campaign that makes use of Microsoft Rich Text File RTF documents to compromise computers. Researchers say it’s a new strategy by attackers in an ongoing advanced persistent threat that dates back ...

Ghosts in the Endpoint

We would like to introduce the first of our “Ghosts in the Endpoint” series, a report prepared by FireEye Labs that documents malicious software not being detected in the wild by traditional signature-based detections. In this study, all the families identified are samples from VirusTotal VT with...

[SECURITY] Fedora 23 Update: latex2rtf-2.3.10-1.fc23

LaTeX2rtf is a translator program which is intended to translate a LaTeX document precisely: the text and a limited subset of LaTeX tags into the RTF format which can be imported by several text processors including Microsoft Word for Windows and Word for Macintosh...

[SECURITY] Fedora 22 Update: latex2rtf-2.3.10-1.fc22

LaTeX2rtf is a translator program which is intended to translate a LaTeX document precisely: the text and a limited subset of LaTeX tags into the RTF format which can be imported by several text processors including Microsoft Word for Windows and Word for Macintosh...

[SECURITY] Fedora 24 Update: latex2rtf-2.3.10-1.fc24

LaTeX2rtf is a translator program which is intended to translate a LaTeX document precisely: the text and a limited subset of LaTeX tags into the RTF format which can be imported by several text processors including Microsoft Word for Windows and Word for Macintosh...

Stop Scanning My Macro

FireEye Labs detected an interesting evasion strategy in two recent, large Dridex campaigns. These campaigns changed the attachment file-type and location of malicious logic in an attempt to avoid scanners. Overview Both campaigns used an invoice theme and came from a wide variety of sending...

Stop Scanning My Macro

FireEye Labs detected an interesting evasion strategy in two recent, large Dridex campaigns. These campaigns changed the attachment file-type and location of malicious logic in an attempt to avoid scanners. Overview Both campaigns used an invoice theme and came from a wide variety of sending...

In-depth analysis of Microsoft Office RTF file stack overflow vulnerability, CVE-2 0 1 6-0 0 1 0-a vulnerability warning-the black bar safety net

0×0 1 Summary In this month's Microsoft patch Tuesday, Microsoft fixes 3 Office vulnerability MS16-0 0 4。 This vulnerability is due to MS Office not correctly parse the RTF document caused by a heap overflow vulnerability successful exploitation of this vulnerability may enable an attacker to...

Microsoft Office 内存损坏漏洞(CVE-2015-1641)

来源： http://drops.wooyun.org/papers/9809 Microsoft Office 内存损坏漏洞 0x01 漏洞概述 今年4月份微软修补了一个名为CVE-2015-1641的word类型混淆漏洞，攻击者可以构造嵌入了docx的rtf文档进行攻击。word在解析docx文档处理displacedByCustomXML属性时未对customXML对象进行验证，可以传入其他标签对象进行处理，造成类型混淆，导致任意内存写入，最终经过精心构造的标签以及对应的属性值可以造成远程任意代码执行。 根据微软官方MS15-33安全公告里显示，这个漏洞覆盖Office 2007...

word type confusion Vulnerability CVE-2 0 1 5-1 6 4 1 Analysis-vulnerability warning-the black bar safety net

Vulnerability overview This year 4 month, Microsoft patched a named CVE-2 0 1 5-1 6 4 1 word type confusion vulnerability, an attacker can construct the embedded docx rtf documents to attack. word in parsing the docx document processing displacedByCustomXML attribute not customXML object for...

Microsoft Outlook RTF Embedded Object Security Bypass (CVE-2004-0503)

A security bypass vulnerability exists in Microsoft Outlook. The vulnerability is due to a lack of validation for certain OLE objects attached to RTF messages. A successful exploitation may lead to unprompted installation of an executable when exploited in conjunction with predictable-file-locati...

Researchers Outline New Italian RAT uWarrior

Details have come to light about a new remote access Trojan called uWarrior that arrives embedded in a rigged .RTF document. Researchers with Palo Alto Networks’ research division, Unit 42, described the malware and how it appears to have emanated from an “unknown actor of Italian origin,” in a...

MS15-069: Vulnerabilities in Windows Could Allow Remote Code Execution (3072631)

The remote Windows host is affected by multiple remote code execution vulnerabilities : - A remote code execution vulnerability exists due to improper handling of the loading of dynamic link library DLL files. A remote attacker can exploit this vulnerability by placing a specially crafted DLL fil...

Microsoft Word Intruder RTF FILE

Malicious word documents can be created using Microsoft Word Intruder MWI. This tool can be used in targeted attacks. Successful infection will allow the attacker to download additional malware to the target...

[USN-2578-1] LibreOffice vulnerabilities

========================================================================== Ubuntu Security Notice USN-2578-1 April 27, 2015 libreoffice vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives:...