CVE-2026-21713

A flaw in Node.js HMAC verification uses a non-constant-time comparison when validating user-provided signatures, potentially leaking timing information proportional to the number of matching bytes. Under certain threat models where high-resolution timing measurements are possible, this behavior...

Node.js 安全漏洞

Node.js is an open-source, cross-platform JavaScript runtime environment developed by the Node.js community. Versions 20.x, 22.x, 24.x, and 25.x of Node.js have security vulnerabilities. These vulnerabilities stem from HMAC verification using a comparison that does not maintain constant time, whi...

AZL-81704 CVE-2026-27856 affecting package dovecot 2.3.20-1

Doveadm credentials are verified using direct comparison which is susceptible to timing oracle attack. An attacker can use this to determine the configured credentials. Figuring out the credential will lead into full access to the affected component. Limit access to the doveadm http service port,...

CVE-2026-33429

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to versions 8.6.54 and 9.6.0-alpha.43, an attacker can subscribe to LiveQuery with a watch parameter targeting a protected field. Although the protected field value is properly stripped...

MiracleLinux 8 : python-cryptography-3.2.1-4.el8 (AXSA:2021-2026:02)

The remote MiracleLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the AXSA:2021-2026:02 advisory. python-cryptography: bleichenbacher timing oracle attack against RSA decryption CVE-2020-25659 python-cryptography: certain sequences of update call...

PT-2026-28364

Name of the Vulnerable Software and Affected Versions Doveadm affected versions not specified Description Doveadm credentials are verified using direct comparison, which is susceptible to a timing oracle attack. An attacker could potentially determine the configured credentials, leading to full...

Updated python-cryptography & openssl packages fix security vulnerabilities

Cryptography vulnerable to NULL-dereference when loading PKCS7 certificates. CVE-2023-49083 Python-cryptography: bleichenbacher timing oracle attack against rsa decryption - incomplete fix for cve-2020-25659. CVE-2023-50782 Cryptography NULL pointer deference with pkcs12.serializekeyandcertificat...

MGASA-2025-0069 Updated python-cryptography & openssl packages fix security vulnerabilities

Cryptography vulnerable to NULL-dereference when loading PKCS7 certificates. CVE-2023-49083 Python-cryptography: bleichenbacher timing oracle attack against rsa decryption - incomplete fix for cve-2020-25659. CVE-2023-50782 Cryptography NULL pointer deference with pkcs12.serializekeyandcertificat...

RHEL 7 : cryptography (Unpatched Vulnerability)

The remote Redhat Enterprise Linux 7 host has one or more packages installed that are affected by a vulnerability that has been acknowledged by the vendor but will not be patched. - python-cryptography: Bleichenbacher timing oracle attack against RSA decryption CVE-2020-25659 Note that Nessus has...

openSUSE: Security Advisory for openssl (SUSE-SU-2023:0305-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2024 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...

openSUSE: Security Advisory for openssl (SUSE-SU-2023:0311-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2024 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...

SUSE: Security Advisory (SUSE-SU-2023:2634-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2024 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...

Python Cryptography package vulnerable to Bleichenbacher timing oracle attack

A flaw was found in the python-cryptography package. This issue may allow a remote attacker to decrypt captured messages in TLS servers that use RSA key exchanges, which may lead to exposure of confidential or sensitive data...

CVE-2023-50782 Python-cryptography: bleichenbacher timing oracle attack against rsa decryption - incomplete fix for cve-2020-25659

A flaw was found in the python-cryptography package. This issue may allow a remote attacker to decrypt captured messages in TLS servers that use RSA key exchanges, which may lead to exposure of confidential or sensitive data...

Security Bulletin: "Timing Oracle in RSA Decryption " issue may affect GSKit shipped with IBM CICS TX Standard

Summary "Timing Oracle in RSA Decryption " issue may affect GSKit shipped with IBM CICS TX Standard. IBM CICS TX Standard has addressed the applicable CVE. Vulnerability Details CVEID:CVE-2023-33850 DESCRIPTION: IBM GSKit-Crypto could allow a remote attacker to obtain sensitive information, cause...

SUSE-SU-2023:2648-1 Security update for openssl-1_1

This update for openssl-11 fixes the following issues: - CVE-2022-4304: Reworked the fix for the Timing-Oracle in RSA decryption. The previous fix for this timing side channel turned out to cause a severe 2-3x performance regression in the typical use case bsc1207534. - Update further expiring...

SUSE-SU-2023:2633-1 Security update for openssl-1_0_0

This update for openssl-100 fixes the following issues: - CVE-2022-4304: Reworked the fix for the Timing-Oracle in RSA decryption. The previous fix for this timing side channel turned out to cause a severe 2-3x performance regression in the typical use case bsc1207534...

SUSE-SU-2023:2624-1 Security update for openssl-1_0_0

This update for openssl-100 fixes the following issues: - CVE-2022-4304: Reworked the fix for the Timing-Oracle in RSA decryption. The previous fix for this timing side channel turned out to cause a severe 2-3x performance regression in the typical use case bsc1207534...

SUSE-SU-2023:2623-1 Security update for openssl-1_1

This update for openssl-11 fixes the following issues: - CVE-2022-4304: Reworked the fix for the Timing-Oracle in RSA decryption. The previous fix for this timing side channel turned out to cause a severe 2-3x performance regression in the typical use case bsc1207534. - Update further expiring...

SUSE-SU-2023:2622-1 Security update for openssl-1_1

This update for openssl-11 fixes the following issues: - CVE-2022-4304: Reworked the fix for the Timing-Oracle in RSA decryption. The previous fix for this timing side channel turned out to cause a severe 2-3x performance regression in the typical use case bsc1207534. - Update further expiring...