Buffer overflow

Multiple signed integers overflow in function aureadheader in src/au.c and in functions mat4open and mat4readheader in src/mat4.c in Libsndfile, allows an attacker to cause Denial of Service or other unspecified impacts...

libsndfile 输入验证错误漏洞

libsndfile is an AC library for reading and writing sound files containing sampled audio data. A security vulnerability exists in Libsndfile version 1.1.0, which originates from multiple signed integer overflows in the aureadheader function in src/au.c, and in the mat4open and mat4readheader...

CVE-2023-30559

The firmware update package for the wireless card is not properly signed and can be modified...

CVE-2023-30559 Wireless Card Firmware Improperly Signed

The firmware update package for the wireless card is not properly signed and can be modified...

Okio Signed to Unsigned Conversion Error vulnerability

GzipSource does not handle an exception that might be raised when parsing a malformed gzip buffer. This may lead to denial of service of the Okio client when handling a crafted GZIP archive, by using the GzipSource class...

Chinese Hackers Deploy Microsoft-Signed Rootkit to Target Gaming Sector

Cybersecurity researchers have unearthed a novel rootkit signed by Microsoft that's engineered to communicate with an actor-controlled attack infrastructure. Trend Micro has attributed the activity cluster to the same actor that was previously identified as behind the FiveSys rootkit, which came ...

Update now! Microsoft patches a whopping 130 vulnerabilities

Its that time of the month again. For the July 2023 Patch Tuesday, Microsoft has issued security updates for 130 vulnerabilities. Nine of the vulnerabilities are rated as critical and four of them are known to be actively exploited. The Cybersecurity & Infrastructure Security Agency CISA has...

Old certificate, new signature: Open-source tools forge signature timestamps on Windows drivers

Cisco Talos has observed threat actors taking advantage of a Windows policy loophole that allows the signing and loading of cross-signed kernel mode drivers with signature timestamp prior to July 29, 2015. Actors are leveraging multiple open-source tools that alter the signing date of kernel mode...

Hunting for A New Stealthy Universal Rootkit Loader

In this entry, we discuss the findings of our investigation into a piece of a signed rootkit, whose main binary functions as a universal loader that enables attackers to directly load a second-stage unsigned kernel module...

Bouncy Castle For Java LDAP injection vulnerability

Bouncy Castle provides the X509LDAPCertStoreSpi.java class which can be used in conjunction with the CertPath API for validating certificate paths. Pre-1.73 the implementation did not check the X.500 name of any certificate, subject, or issuer being passed in for LDAP wild cards, meaning the...

bouncycastle: potential blind LDAP injection attack using a self-signed certificate

A flaw was found in Bouncy Castle 1.73. This issue targets the fix of LDAP wild cards. Before the fix there was no validation for the X.500 name of any certificate, subject, or issuer, so the presence of a wild card may lead to information disclosure. This could allow a malicious user to obtain...

Huawei EulerOS: Security Advisory for shim-signed (EulerOS-SA-2023-2170)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2023 Greenbone AG 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-only ifdescription...

EulerOS 2.0 SP5 : shim-signed (EulerOS-SA-2023-2170)

According to the versions of the shim-signed packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - The public API function BIOnewNDEF is a helper function used for streaming ASN.1 data via a BIO. It is primarily used internally to OpenSSL...

CVE-2023-24568

Dell NetWorker, contains an Improper Validation of Certificate with Host Mismatch vulnerability in Rabbitmq port which could disallow replacing CA signed certificates...

Input validation

Dell NetWorker, contains an Improper Validation of Certificate with Host Mismatch vulnerability in Rabbitmq port which could disallow replacing CA signed certificates...

CVE-2023-24568

Dell NetWorker, contains an Improper Validation of Certificate with Host Mismatch vulnerability in Rabbitmq port which could disallow replacing CA signed certificates...

CVE-2023-24568

Dell NetWorker, contains an Improper Validation of Certificate with Host Mismatch vulnerability in Rabbitmq port which could disallow replacing CA signed certificates...

CVE-2023-24568

Dell NetWorker (EMC Networker) is affected by an Improper Validation of Certificate with Host Mismatch in the RabbitMQ startup path, which could prevent replacing CA-signed certificates. The issue is tied to hostname validation for RabbitMQ, with the known remediation path citing Dell/NCSC guidan...

CVE-2023-33185 Incorrect signature verification in django-ses

Django-SES is a drop-in mail backend for Django. The djangoses library implements a mail backend for Django using AWS Simple Email Service. The library exports the SESEventWebhookView class intended to receive signed requests from AWS to handle email bounces, subscriptions, etc. These requests ar...

BlackCat Ransomware Deploys New Signed Kernel Driver

In this blog post, we will provide details on a BlackCat ransomware incident that occurred in February 2023, where we observed a new capability, mainly used for the defense evasion phase...