CVE-2020-12401

During ECDSA signature generation, padding applied in the nonce designed to ensure constant-time scalar multiplication was removed, resulting in variable-time execution dependent on secret data. This vulnerability affects Firefox 80 and Firefox for Android 80...

CVE-2020-12401

During ECDSA signature generation, padding applied in the nonce designed to ensure constant-time scalar multiplication was removed, resulting in variable-time execution dependent on secret data. This vulnerability affects Firefox 80 and Firefox for Android 80...

RHEL 7 : nss and nspr (RHSA-2020:4076)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:4076 advisory. Network Security Services NSS is a set of libraries designed to support the cross-platform development of security-enabled client and server...

nss: Side channel attack on ECDSA signature generation

A flaw was found in nss. Using the EM side-channel, it is possible to extract the position of zero and non-zero wNAF digits while nss-certutil tool performs scalar multiplication during the ECDSA signature generation, leaking partial information about the ECDSA nonce. Given a small number of ECDS...

Huawei EulerOS: Security Advisory for python-ecdsa (EulerOS-SA-2020-2115)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2020 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 SP3 : python-ecdsa (EulerOS-SA-2020-2115)

According to the version of the python-ecdsa package installed, the EulerOS installation on the remote host is affected by the following vulnerability : - A flaw was found in all python-ecdsa versions before 0.13.3, where it did not correctly verify whether signatures used DER encoding. Without...

jsrsasign

This is an open-source JavaScript library called jsrsasign, which provides cryptographic functions for RSA/RSAPSS/ECDSA/DSA signing and validation, ASN.1, PKCS1/5/8 private/public key, X.509 certificate, CRL, OCSP, CMS SignedData, TimeStamp, and CAdES. The library is available on Node.js and...

Information Disclosure

openssl is vulnerable to information disclosure. The vulnerability exists as the OpenSSL ECDSA signature algorithm has been shown to be vulnerable to a timing side channel attack...

Ubuntu 16.04 LTS / 18.04 LTS : OpenSSL vulnerabilities (USN-4504-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-4504-1 advisory. Robert Merget, Marcus Brinkmann, Nimrod Aviram, and Juraj Somorovsky discovered that certain Diffie- Hellman ciphersuites in the TLS...

Ubuntu: Security Advisory (USN-4504-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2020 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...

USN-4504-1: OpenSSL vulnerabilities

Robert Merget, Marcus Brinkmann, Nimrod Aviram, and Juraj Somorovsky discovered that certain Diffie-Hellman ciphersuites in the TLS specification and implemented by OpenSSL contained a flaw. A remote attacker could possibly use this issue to eavesdrop on encrypted communications. This was fixed i...

Huawei EulerOS: Security Advisory for python-ecdsa (EulerOS-SA-2020-1977)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2020 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 Virtualization for ARM 64 3.0.2.0 : python-ecdsa (EulerOS-SA-2020-1977)

According to the version of the python-ecdsa package installed, the EulerOS Virtualization for ARM 64 installation on the remote host is affected by the following vulnerability : - A flaw was found in python-ecdsa, where it did not correctly verify whether signatures used DER encoding. Without th...

Huawei EulerOS: Security Advisory for python-ecdsa (EulerOS-SA-2020-1929)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2020 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...

Security Vulnerabilities fixed in Firefox for Android 80 — Mozilla

By holding a reference to the eval function from an about:blank window, a malicious webpage could have gained access to the InstallTrigger object which would allow them to prompt the user to install an extension. Combined with user confusion, this could result in an unintended or malicious...

EulerOS 2.0 SP5 : python-ecdsa (EulerOS-SA-2020-1929)

According to the version of the python-ecdsa package installed, the EulerOS installation on the remote host is affected by the following vulnerability : - A flaw was found in all python-ecdsa versions before 0.13.3, where it did not correctly verify whether signatures used DER encoding. Without...

Security Vulnerabilities fixed in Firefox 80 — Mozilla

If Firefox is installed to a user-writable directory, the Mozilla Maintenance Service would execute updater.exe from the install location with administrative privileges. Although the Mozilla Maintenance Service does ensure that updater.exe is signed by Mozilla, the version could have been rolled...

KLA11942 Multiple vulnerabilities in Mozilla Firefox

Multiple vulnerabilities were found in Mozilla Firefox. Malicious users can exploit these vulnerabilities to obtain sensitive information, bypass security restrictions, cause denial of service, execute arbitrary code, gain privileges, spoof user interface. Below is a complete list of...

MGASA-2020-0318 Updated firefox packages fix security vulnerability

WebRTC used the memory address of a class instance as a connection identifier. Unfortunately, this value is often transmitted to the peer, which allows bypassing ASLR CVE-2020-6514. Crafted media files could lead to a race in texture caches, resulting in a use-after-free in ANGLE...

FreeBSD : security/py-ecdsa -- multiple issues (a23ebf36-e8b6-4665-b0f3-4c977f9a145c)

py-ecdsa developers report : Fix CVE-2019-14853 - possible DoS caused by malformed signature decoding. Fix CVE-2019-14859 - signature malleability caused by insufficient checks of DER encoding C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted...