NULL pointer deref in signature_algorithms processing

An OpenSSL TLS server may crash if sent a maliciously crafted renegotiation ClientHello message from a client. If a TLSv1.2 renegotiation ClientHello omits the signaturealgorithms extension where it was present in the initial ClientHello, but includes a signaturealgorithmscert extension then a NU...

openSUSE: Security Advisory for openssl-1_1 (openSUSE-SU-2021:0476-1)

The remote host is missing an update for the 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; you can...

Oracle Linux 8 : openssl (ELSA-2021-1024)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2021-1024 advisory. - CVE-2021-3450 openssl: CA certificate check bypass with X509VFLAGX509STRICT Tenable has extracted the preceding description block directly from the...

Tenable.sc 5.16.0 / 5.17.0 OpenSSL DoS (TNS-2021-06)

According to its self-reported version, the Tenable.sc application installed on the remote host is version 5.16.0 or 5.17.0 and affected by the following OpenSSL denial of service vulnerability: - An OpenSSL TLS server may crash if sent a maliciously crafted renegotiation ClientHello message from...

Exploit for NULL Pointer Dereference in Openssl

CVE-2021-3449 OpenSSL This issue was reported to OpenSSL on 1...

OpenSSL: DoS Vulnerability (CVE-2021-3449) - Linux

OpenSSL is prone to a denial of service DoS vulnerability. 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; yo...

Denial Of Service (DoS)

openssl is vulnerable to denial of service. A NULL pointer dereference occurs when parsing a malicious renegotiation ClientHello message. This allows an attacker to remotely crash the application...

CVE-2021-3449

An OpenSSL TLS server may crash if sent a maliciously crafted renegotiation ClientHello message from a client. If a TLSv1.2 renegotiation ClientHello omits the signaturealgorithms extension where it was present in the initial ClientHello, but includes a signaturealgorithmscert extension then a NU...

ALPINE-CVE-2021-3449

An OpenSSL TLS server may crash if sent a maliciously crafted renegotiation ClientHello message from a client. If a TLSv1.2 renegotiation ClientHello omits the signaturealgorithms extension where it was present in the initial ClientHello, but includes a signaturealgorithmscert extension then a NU...

USN-4891-1 openssl vulnerability

It was discovered that OpenSSL incorrectly handled certain renegotiation ClientHello messages. A remote attacker could use this issue to cause OpenSSL to crash, resulting in a denial of service...

CVE-2021-3449 NULL pointer deref in signature_algorithms processing

An OpenSSL TLS server may crash if sent a maliciously crafted renegotiation ClientHello message from a client. If a TLSv1.2 renegotiation ClientHello omits the signaturealgorithms extension where it was present in the initial ClientHello, but includes a signaturealgorithmscert extension then a NU...

CVE-2021-3449

An OpenSSL TLS server may crash if sent a maliciously crafted renegotiation ClientHello message from a client. If a TLSv1.2 renegotiation ClientHello omits the signaturealgorithms extension where it was present in the initial ClientHello, but includes a signaturealgorithmscert extension then a NU...

UBUNTU-CVE-2021-3449

An OpenSSL TLS server may crash if sent a maliciously crafted renegotiation ClientHello message from a client. If a TLSv1.2 renegotiation ClientHello omits the signaturealgorithms extension where it was present in the initial ClientHello, but includes a signaturealgorithmscert extension then a NU...

OpenSSL TLS Server Crash (NULL pointer dereference) — CVE-2021-3449

An OpenSSL TLS server may crash if sent a maliciously crafted renegotiation ClientHello message from a client. If a TLSv1.2 renegotiation ClientHello omits the signaturealgorithms extension where it was present in the initial ClientHello, but includes a signaturealgorithmscert extension then a NU...

CVE-2021-3449

An OpenSSL TLS server may crash if sent a maliciously crafted renegotiation ClientHello message from a client. If a TLSv1.2 renegotiation ClientHello omits the signaturealgorithms extension where it was present in the initial ClientHello, but includes a signaturealgorithmscert extension then a NU...

DTLS Service Detection

Nessus was able to detect that the remote service supports DTLS Datagram Transport Layer Security by sending a ClientHello and receiving a HelloVerifyRequest reply. TRUSTED...

Huawei EulerOS: Security Advisory for nss (EulerOS-SA-2018-1358)

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...

Huawei EulerOS: Security Advisory for gnutls (EulerOS-SA-2017-1204)

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...

The vulnerability of the NSS libraries, related to errors in value generation during the processing of the ClientHello request, allows a perpetrator to gain unauthorized access to protected information.

The vulnerability of the NSS libraries is related to errors in value generation during the processing of the ClientHello request. Exploiting this vulnerability can allow a malicious actor, operating remotely, to gain unauthorized access to protected information...

Security Bulletin: Multiple security vulnerabilities have been addressed in IBM Security Privileged Identity Manager

Summary IBM Security Privileged Identity Manager has addressed the following vulnerabilities. Vulnerability Details CVEID: CVE-2018-1719 DESCRIPTION: IBM WebSphere Application Server could provide weaker than expected security under certain conditions. This could result in a downgrade of TLS...