Albabat, Kasseika, Kuiper: New Ransomware Gangs Rise with Rust and Golang

Cybersecurity researchers have detected in the wild yet another variant of the Phobos ransomware family known as Faust. Fortinet FortiGuard Labs, which detailed the latest iteration of the ransomware, said it's being propagated by means of an infection that delivers a Microsoft Excel document .XL...

Important: perl-Spreadsheet-ParseExcel

Issue Overview: Spreadsheet::ParseExcel version 0.65 is a Perl module used for parsing Excel files. Spreadsheet::ParseExcel is vulnerable to an arbitrary code execution ACE vulnerability due to passing unvalidated input from a file into a string-type "eval". Specifically, the issue stems from the...

The vulnerability of the Spreadsheet::ParseExcel library for working with XLS files lies in its inability to eliminate instructions in dynamically executed code, allowing attackers to execute arbitrary code.

The vulnerability of the Spreadsheet::ParseExcel library for working with XLS files is related to the lack of measures taken to eliminate instructions in the dynamically executed code. Exploiting this vulnerability can allow an attacker to execute arbitrary code...

Fedora 39 : perl-Spreadsheet-ParseExcel (2023-921f6975c2)

The remote Fedora 39 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2023-921f6975c2 advisory. Fix for CVE-2023-7101 unvalidated input can lead to arbitrary code execution vulnerability. Tenable has extracted the preceding description block...

CVE-2023-7101

Spreadsheet::ParseExcel version 0.65 is a Perl module used for parsing Excel files. Spreadsheet::ParseExcel is vulnerable to an arbitrary code execution ACE vulnerability due to passing unvalidated input from a file into a string-type “eval”. Specifically, the issue stems from the evaluation of...

CVE-2023-7101

Spreadsheet::ParseExcel version 0.65 is a Perl module used for parsing Excel files. Spreadsheet::ParseExcel is vulnerable to an arbitrary code execution ACE vulnerability due to passing unvalidated input from a file into a string-type “eval”. Specifically, the issue stems from the evaluation of...

CVE-2023-7101

Spreadsheet::ParseExcel version 0.65 is a Perl module used for parsing Excel files. Spreadsheet::ParseExcel is vulnerable to an arbitrary code execution ACE vulnerability due to passing unvalidated input from a file into a string-type “eval”. Specifically, the issue stems from the evaluation of...

SUSE SLED15: MozillaThunderbird / MozillaThunderbird-translations-common / etc (SUSE-SU-2023:3664-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:3664-1 advisory. Security fixes: - Mozilla Thunderbird 115.2.2 MFSA 2023-40, bsc1215245 - CVE-2023-4863: Fixed he...

Improper Access Control

firefox is vulnerable to Improper Access Control. The vulnerability occurs due to Excel .xll add-in files not being blocked by Firefox's executable blocklist due to incorrect access control...

Security Vulnerabilities fixed in Thunderbird 102.15 — Mozilla

When receiving rendering data over IPC mStream could have been destroyed when initialized, which could have led to a use-after-free causing a potentially exploitable crash. When creating a callback over IPC for showing the Color Picker window, multiple of the same callbacks could have been create...

SUSE CVE-2023-38854

Buffer Overflow vulnerability in libxlsv.1.6.2 allows a remote attacker to execute arbitrary code and cause a denial of service via a crafted XLS file to the transcodelatin1toutf8 function in xlstool.c:296...

Libxls Buffer Error Vulnerability

Libxls is a C-based code library for reading data from OLT-formatted xls files from the Libxls personal developer. A security vulnerability exists in libxls version v.1.6.2, which stems from the presence of a buffer overflow vulnerability that allows remote attackers to execute arbitrary code and...

Microsoft Alerts Cryptocurrency Industry of Targeted Cyberattacks

Cryptocurrency investment companies are the target of a developing threat cluster that uses Telegram groups to seek out potential victims. Microsoft's Security Threat Intelligence Center MSTIC is tracking the activity under the name DEV-0139, and builds upon a recent report from Volexity that...

GHSA-9JWC-Q6J3-8G9G Improper Restriction of XML External Entity Reference in Apache POI

In Apache POI up to 4.1.0, when using the tool XSSFExportToXml to convert user-provided Microsoft Excel documents, a specially crafted document can allow an attacker to read files from the local filesystem or from internal network resources via XML External Entity XXE Processing...

Emotet Now Spreading Through Malicious Excel Files

The infamous Emotet malware has switched tactics yet again, in an email campaign propagating through malicious Excel files, researchers have found. Researchers at Palo Alto Networks Unit 42 have observed a new infection approach for the high-volume malware, which is known to modify and change its...

Microsoft Office 2016 Remote Code Execution Vulnerability (KB5002116)

This host is missing an important security update according to Microsoft KB5002116 Copyright C 2022 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This...

[SECURITY] Fedora 35 Update: libxls-1.6.2-5.fc35

This is libxls, a C library for reading Excel files in the old binary OLE format, plus a command-line tool for converting XLS to CSV named, appropriately enough, libxls2csv...

libxls null pointer dereference vulnerability

libxls is a C library that can read Excel xls files. libxls version 1.6.2 contains a null pointer dereference vulnerability in the xlsgetWorkSheet function in xls.c. An attacker could exploit the vulnerability to cause a denial of service via a specially crafted XLS file...

ROS-2-547

2.547 Multiple vulnerabilities in ClamAV antivirus package CVE-2021-1252, CVE-2021-1404, CVE-2021-1405 1. Vulnerability Description: CVE-2021-1252 - looping when processing specially formatted Excel XLM files. CVE-2021-1404 - process crash when processing specially formatted PDF documents...

Denial of Service (DoS)

Overview xlsx is a Parser and writer for various spreadsheet formats. Affected versions of this package are vulnerable to Denial of Service DoS. An attacker who can send a malicious excel file parsed by this library can cause maximum CPU usage. Note: xlsx package after version 0.18.5 is distribut...