nss: Memory corruption in decodeECorDsaSignature with DSA signatures (and RSA-PSS)

A remote code execution flaw was found in the way NSS verifies certificates. This flaw allows an attacker posing as an SSL/TLS server to trigger this issue in a client application compiled with NSS when it tries to initiate an SSL/TLS connection. Similarly, a server application compiled with NSS,...

Critical: nss security update

Network Security Services NSS is a set of libraries designed to support the cross-platform development of security-enabled client and server applications. Security Fixes: nss: Memory corruption in decodeECorDsaSignature with DSA signatures and RSA-PSS CVE-2021-43527 For more details about the...

Memory corruption in NSS via DER-encoded DSA and RSA-PSS signatures — Mozilla

NSS Network Security Services versions prior to 3.73 or 3.68.1 ESR are vulnerable to a heap overflow when handling DER-encoded DSA or RSA-PSS signatures. Applications using NSS for handling signatures encoded within CMS, S/MIME, PKCS 7, or PKCS 12 are likely to be impacted. Applications using NSS...

Critical: nss, nss-util, nss-softokn, nspr

Issue Overview: NSS Network Security Services up to and including 3.73 is vulnerable to a heap overflow when handling DER-encoded DSA or RSA-PSS signatures. Applications using NSS for handling signatures encoded within CMS, S/MIME, PKCS \7, or PKCS \12 are likely to be impacted. Applications...

Ubuntu: Security Advisory (USN-5153-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 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...

Open-xchange OX App Suite Cross-Site Scripting Vulnerability (CNVD-2021-90755)

Open-xchange OX App Suite is a Web cloud desktop environment from Open-Xchange Open-xchange, a US-based company. The environment allows users to more intuitively manage email, tasks, files, etc. A cross-site scripting vulnerability exists in Open-xchange OX App Suite, which can be exploited by...

Ubuntu 20.04 LTS : LibreOffice vulnerabilities (USN-5153-1)

The remote Ubuntu 20.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5153-1 advisory. It was discovered that LibreOffice incorrectly handled digital signatures. An attacker could possibly use this issue to create a specially crafted docume...

USN-5153-1: LibreOffice vulnerabilities

It was discovered that LibreOffice incorrectly handled digital signatures. An attacker could possibly use this issue to create a specially crafted document that would display a validly signed indicator, contrary to expectations...

USN-5153-1 libreoffice vulnerabilities

It was discovered that LibreOffice incorrectly handled digital signatures. An attacker could possibly use this issue to create a specially crafted document that would display a validly signed indicator, contrary to expectations...

Open-xchange OX App Suite 跨站脚本漏洞

Open-xchange OX App Suite is a Web cloud desktop environment from Open-Xchange Open-xchange, a US-based company. The environment allows users to more intuitively manage email, tasks, files, etc. A cross-site scripting vulnerability exists in Open-xchange OX App Suite, which can be exploited by...

python-ecdsa: Unexpected and undocumented exceptions during signature decoding

An error-handling flaw was found in python-ecdsa. During signature decoding, malformed DER signatures could raise unexpected exceptions or no exceptions at all, which could lead to a denial of service...

OESA-2021-1431 rpm security update

The RPM Package Manager RPM is a powerful package management system capability as below Security Fixes: The OpenPGP subkey is associated with the master key through a binding signature. RPM will not check their binding signature before importing the subkey; if the attacker can add it or the other...

CVE-2021-34420

The Zoom Client for Meetings for Windows installer before version 5.5.4 does not properly verify the signature of files with .msi, .ps1, and .bat extensions. This could lead to a malicious actor installing malicious software on a customer’s computer...

Palo Alto Warns of Zero-Day Bug in Firewalls Using GlobalProtect Portal VPN

A new zero-day vulnerability has been disclosed in Palo Alto Networks GlobalProtect VPN that could be abused by an unauthenticated network-based attacker to execute arbitrary code on affected devices with root user privileges. Tracked as CVE-2021-3064 CVSS score: 9.8, the security weakness impact...

Mozilla Firefox Security Advisory (MFSA2015-150) - Linux

This host is missing a security update for Mozilla Firefox. Copyright C 2021 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 program is free software; y...

GHSA-R28H-X6HV-2FQ3 Improper Verification of Cryptographic Signature in starkbank-ecdsa

The verify function in the Stark Bank Java ECDSA library ecdsa-java 1.0.0 fails to check that the signature is non-zero, which allows attackers to forge signatures on arbitrary messages...

Improper Verification of Cryptographic Signature in starkbank-ecdsa

The verify function in the Stark Bank Python ECDSA library starkbank-ecdsa 2.0.0 fails to check that the signature is non-zero, which allows attackers to forge signatures on arbitrary messages...

GHSA-92VM-MXJF-JQF3 Improper Verification of Cryptographic Signature in starkbank-ecdsa

The verify function in the Stark Bank Python ECDSA library starkbank-ecdsa 2.0.0 fails to check that the signature is non-zero, which allows attackers to forge signatures on arbitrary messages...

CVE-2021-43572

The verify function in the Stark Bank Python ECDSA library aka starkbank-escada or ecdsa-python before 2.0.1 fails to check that the signature is non-zero, which allows attackers to forge signatures on arbitrary messages...

Design/Logic Flaw

The verify function in the Stark Bank Elixir ECDSA library ecdsa-elixir 1.0.0 fails to check that the signature is non-zero, which allows attackers to forge signatures on arbitrary messages...