The vulnerability of the `send_client_hello` function in `handshake.c` of the GnuTLS cryptographic library is related to deficiencies in the cryptographic algorithms used. This vulnerability allows an attacker to gain unauthorized access to confidential data or compromise the integrity of the data.

The vulnerability of the sendclienthello function in the handshake.c file of the GnuTLS cryptographic library is related to deficiencies in the cryptographic algorithms used. Exploiting this vulnerability could allow an attacker to gain unauthorized access to confidential data or compromise the...

java security update

CentOS Errata and Security Advisory CESA-2020:1509 An update for java-11-openjdk is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed...

GLSA-202004-10 : OpenSSL: Multiple vulnerabilities

The remote host is affected by the vulnerability described in GLSA-202004-10 OpenSSL: Multiple vulnerabilities Multiple vulnerabilities have been discovered in OpenSSL. Please review the CVE identifiers referenced below for details. Impact : A remote attacker could perform a malicious crafted TLS...

Ubuntu 16.04 LTS / 18.04 LTS : OpenJDK vulnerabilities (USN-4337-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-4337-1 advisory. It was discovered that OpenJDK incorrectly handled certain regular expressions. An attacker could possibly use this issue to cause a denial o...

OpenSSL: Multiple vulnerabilities

Background OpenSSL is an Open Source toolkit implementing the Secure Sockets Layer SSL v2/v3 and Transport Layer Security TLS v1/v1.1/v1.2/v1.3 as well as a general purpose cryptography library. Description Multiple vulnerabilities have been discovered in OpenSSL. Please review the CVE identifier...

Ubuntu: Security Advisory (USN-4337-1)

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...

CVE-2020-10915

This vulnerability allows remote attackers to execute arbitrary code on affected installations of VEEAM One Agent 9.5.4.4587. Authentication is not required to exploit this vulnerability. The specific flaw exists within the HandshakeResult method. The issue results from the lack of proper...

OpenJDK: Application data accepted before TLS handshake completion (JSSE, 8235691)

A flaw was found in the TLS/SSL implementation in the JSSE component of OpenJDK, where it did not properly handle application data packets received before the handshake completion. This flaw allowed unauthorized injection of data at the beginning of a TLS session...

OpenJDK: Incorrect handling of Certificate messages during TLS handshake (JSSE, 8232581)

Vulnerability in the Java SE product of Oracle Java SE component: JSSE. Supported versions that are affected are Java SE: 11.0.6 and 14. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTPS to compromise Java SE. Successful attacks of this vulnerability...

RHEL 8 : java-11-openjdk (RHSA-2020:1517)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:1517 advisory. The java-11-openjdk packages provide the OpenJDK 11 Java Runtime Environment and the OpenJDK 11 Java Software Development Kit. Security Fixe...

Important: Red Hat Security Advisory: java-11-openjdk security update

An update for java-11-openjdk is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerabilit...

OpenJDK: Application data accepted before TLS handshake completion (JSSE, 8235691)

A flaw was found in the TLS/SSL implementation in the JSSE component of OpenJDK, where it did not properly handle application data packets received before the handshake completion. This flaw allowed unauthorized injection of data at the beginning of a TLS session...

OpenJDK: Incorrect handling of Certificate messages during TLS handshake (JSSE, 8232581)

Vulnerability in the Java SE product of Oracle Java SE component: JSSE. Supported versions that are affected are Java SE: 11.0.6 and 14. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTPS to compromise Java SE. Successful attacks of this vulnerability...

ALPINE-CVE-2020-1967

Server or client applications that call the SSLcheckchain function during or after a TLS 1.3 handshake may crash due to a NULL pointer dereference as a result of incorrect handling of the "signaturealgorithmscert" TLS extension. The crash occurs if an invalid or unrecognised signature algorithm i...

DEBIAN-CVE-2020-1967

Server or client applications that call the SSLcheckchain function during or after a TLS 1.3 handshake may crash due to a NULL pointer dereference as a result of incorrect handling of the "signaturealgorithmscert" TLS extension. The crash occurs if an invalid or unrecognised signature algorithm i...

CVE-2020-1967 Segmentation fault in SSL_check_chain

Server or client applications that call the SSLcheckchain function during or after a TLS 1.3 handshake may crash due to a NULL pointer dereference as a result of incorrect handling of the "signaturealgorithmscert" TLS extension. The crash occurs if an invalid or unrecognised signature algorithm i...

CVE-2020-1967

CVE-2020-1967 describes a NULL pointer dereference in OpenSSL’s SSL_check_chain() during or after a TLS 1.3 handshake, caused by incorrect handling of the signature_algorithms_cert extension. A malicious peer sending an invalid/unrecognized signature algorithm can crash the server/client, enablin...

CVE-2020-1967

A NULL pointer dereference flaw was found in the way OpenSSL handled certain TLS handshake messages. This flaw allows an unauthenticated attacker to cause a server application compiled with OpenSSL to crash, causing a denial of service. In some cases a malicious server could also cause a client...

OpenJDK: Application data accepted before TLS handshake completion (JSSE, 8235691)

A flaw was found in the TLS/SSL implementation in the JSSE component of OpenJDK, where it did not properly handle application data packets received before the handshake completion. This flaw allowed unauthorized injection of data at the beginning of a TLS session...

Important: Red Hat Security Advisory: java-11-openjdk security update

An update for java-11-openjdk is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerabilit...