openssl: timing attack in RSA Decryption implementation

A timing-based side channel exists in the OpenSSL RSA Decryption implementation, which could be sufficient to recover a ciphertext across a network in a Bleichenbacher style attack. To achieve a successful decryption, an attacker would have to be able to send a very large number of trial messages...

CentOS 8 : edk2 (CESA-2023:2932)

The remote CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CESA-2023:2932 advisory. - A timing based side channel exists in the OpenSSL RSA Decryption implementation which could be sufficient to recover a plaintext across a network in ...

Oracle Linux 9 : edk2 (ELSA-2023-2165)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2023-2165 advisory. - Resolves: bz2164534 CVE-2023-0286 edk2: openssl: X.400 address type confusion in X.509 GeneralName rhel-9 - Resolves: bz2164550 CVE-2022-4304 edk2:...

AlmaLinux 9 : edk2 (ALSA-2023:2165)

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2023:2165 advisory. - Existing CommBuffer checks in SmmEntryPoint will not catch underflow when computing BufferSize. CVE-2021-38578 - A timing based side channel exists in t...

EulerOS 2.0 SP9 : openssl (EulerOS-SA-2023-1850)

According to the versions of the openssl packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - A timing based side channel exists in the OpenSSL RSA Decryption implementation which could be sufficient to recover a plaintext across a netwo...

EulerOS 2.0 SP9 : gnutls (EulerOS-SA-2023-1868)

According to the versions of the gnutls packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - A timing side-channel in the handling of RSA ClientKeyExchange messages was discovered in GnuTLS. This side-channel can be sufficient to recover...

EulerOS 2.0 SP9 : gnutls (EulerOS-SA-2023-1843)

According to the versions of the gnutls packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - A timing side-channel in the handling of RSA ClientKeyExchange messages was discovered in GnuTLS. This side-channel can be sufficient to recover...

openssl: timing attack in RSA Decryption implementation

A timing-based side channel exists in the OpenSSL RSA Decryption implementation, which could be sufficient to recover a ciphertext across a network in a Bleichenbacher style attack. To achieve a successful decryption, an attacker would have to be able to send a very large number of trial messages...

Amazon Linux 2023 : gnutls, gnutls-c++, gnutls-dane (ALAS2023-2023-171)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2023-171 advisory. A timing side-channel vulnerability was found in RSA ClientKeyExchange messages in GnuTLS. This side- channel may be sufficient to recover the key encrypted in the RSA ciphertext across a network in a...

The vulnerabilities of encryption algorithms such as PKCS#1 v1.5, RSA-OEAP, and RSASVE in the OpenSSL cryptographic library allow attackers to execute the Bleichenbacher attack.

The vulnerability of encryption algorithms such as PKCS1 v1.5, RSA-OEAP, and RASSEV in the OpenSSL cryptographic library is related to the creation of a secondary synchronization channel due to time differences. Exploiting this vulnerability can allow an attacker operating remotely to execute a...

ROS-20230418-05

A vulnerability in the OpenSSL cryptographic library is related to a boundary error in the PEMreadbioex function. Exploitation of the vulnerability could allow an attacker acting remotely to pass a specially crafted PEM file to an application, cause a memory re-release error, and perform a typing...

EulerOS 2.0 SP8 : openssl (EulerOS-SA-2023-1602)

According to the versions of the openssl packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - A timing based side channel exists in the OpenSSL RSA Decryption implementation which could be sufficient to recover a plaintext across a netwo...

QNAP QTS / QuTS hero Multiple Vulnerabilities in OpenSSL (QSA-23-15)

The version of QNAP QTS / QuTS hero installed on the remote host is affected by multiple vulnerabilities as referenced in the QSA-23-15 advisory. - A timing based side channel exists in the OpenSSL RSA Decryption implementation which could be sufficient to recover a plaintext across a network in ...

Mageia: Security Advisory (MGASA-2023-0130)

The remote host is missing an update for the 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...

Updated openssl packages fix security vulnerability

A read buffer overrun can be triggered in X.509 certificate verification, specifically in name constraint checking. Note that this occurs after certificate chain signature verification and requires either a CA to have signed the malicious certificate or for the application to continue certificate...

Siemens SCALANCE W1750D Cryptographic Issues (CVE-2017-13099)

wolfSSL prior to version 3.12.2 provides a weak Bleichenbacher oracle when any TLS cipher suite using RSA key exchange is negotiated. An attacker can recover the private key from a vulnerable wolfSSL application. This vulnerability is referred to as ROBOT. This plugin only works with Tenable.ot...

Rocky Linux 8 : gnutls (RLSA-2023:1569)

The remote Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2023:1569 advisory. - A timing side-channel in the handling of RSA ClientKeyExchange messages was discovered in GnuTLS. This side-channel can be sufficient to recover the key...

gnutls: timing side-channel in the TLS RSA key exchange code

A timing side-channel vulnerability was found in RSA ClientKeyExchange messages in GnuTLS. This side-channel may be sufficient to recover the key encrypted in the RSA ciphertext across a network in a Bleichenbacher style attack. To achieve a successful decryption, the attacker would need to send ...

RHEL 8 : gnutls (RHSA-2023:1569)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:1569 advisory. The gnutls packages provide the GNU Transport Layer Security GnuTLS library, which implements cryptographic algorithms and protocols such as SSL, TLS...

Oracle Linux 8 : gnutls (ELSA-2023-1569)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2023-1569 advisory. 3.6.16-6 - Fix x8664 CPU feature detection when AVX is not available 2131152 - Fix timing side-channel in TLS RSA key exchange 2162598 Tenable has extracted the...