SUSE CVE-2017-11424

In PyJWT 1.5.0 and below the invalidstrings check in HMACAlgorithm.preparekey does not account for all PEM encoded public keys. Specifically, the PKCS1 PEM encoded format would be allowed because it is prefaced with the string -----BEGIN RSA PUBLIC KEY----- which is not accounted for. This enable...

SUSE CVE-2018-5382

The default BKS keystore use an HMAC that is only 16 bits long, which can allow an attacker to compromise the integrity of a BKS keystore. Bouncy Castle release 1.47 changes the BKS format to a format which uses a 160 bit HMAC instead. This applies to any BKS keystore generated prior to BC 1.47...

SUSE CVE-2018-10845

It was found that the GnuTLS implementation of HMAC-SHA-384 was vulnerable to a Lucky thirteen style attack. Remote attackers could use this flaw to conduct distinguishing attacks and plain text recovery attacks via statistical analysis of timing data using crafted packets...

SUSE CVE-2019-11323

HAProxy before 1.9.7 mishandles a reload with rotated keys, which triggers use of uninitialized, and very predictable, HMAC keys. This is related to an include/types/sslsock.h error...

SUSE CVE-2019-11759

An attacker could have caused 4 bytes of HMAC output to be written past the end of a buffer stored on the stack. This could be used by an attacker to execute arbitrary code or more likely lead to a crash. This vulnerability affects Firefox 70, Thunderbird 68.2, and Firefox ESR 68.2...

SUSE CVE-2022-45141

Since the Windows Kerberos RC4-HMAC Elevation of Privilege Vulnerability was disclosed by Microsoft on Nov 8 2022 and per RFC8429 it is assumed that rc4-hmac is weak, Vulnerable Samba Active Directory DCs will issue rc4-hmac encrypted tickets despite the target server supporting better encryption...

VulnCheck KEV: CVE-2013-4786

The IPMI 2.0 specification supports RMCP+ Authenticated Key-Exchange Protocol RAKP authentication, which allows remote attackers to obtain password hashes and conduct offline password guessing attacks by obtaining the HMAC from a RAKP message 2 response from a BMC...

Important: Red Hat Security Advisory: samba security update

An update for samba is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support, Red Hat Enterprise Linux 8.2 Telecommunications Update Service, and Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security...

Important: Red Hat Security Advisory: samba security update

An update for samba is now available for Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions. 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...

Important: Red Hat Security Advisory: samba security update

An update for samba is now available for Red Hat Enterprise Linux 8.4 Extended Update Support. 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...

PT-2023-19302 · Unknown · Reason-Jose

Name of the Vulnerable Software and Affected Versions: reason-jose versions prior to 0.8.2 Description: The issue affects the Jose.Jws.validate function, which does not check HS256 signatures. This allows tampering of JWS header and payload data if the service does not perform additional checks,...

Ubuntu 20.04 LTS / 22.04 LTS : Samba vulnerabilities (USN-5822-1)

The remote Ubuntu 20.04 LTS / 22.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5822-1 advisory. It was discovered that Samba incorrectly handled the bad password count logic. A remote attacker could possibly use this issue to bypass bad...

MGASA-2023-0010 Updated samba packages fix security vulnerability

There is a limited write heap buffer overflow in the GSSAPI unwrapdes and unwrapdes3 routines of Heimdal included in Samba. Some SMB1 write requests were not correctly range checked to ensure the client had sent enough data to fulfill the write, allowing server memory contents to be written into...

PYSEC-2023-1

Adyen has utility methods for validating notification HMAC signatures. The isvalidhmac and isvalidhmacnotification methods are vulnerable to a timing attack, you should compare the hash of the HMACs instead...

Timing Attack

github.com/robbert229/jwt is vulnerable to Timing Attacks. A remote attacker is able to determine the expected hash-based message authentication codeHMAC with a large enough number of requests over a low latency connection...

OESA-2023-1017 samba security update

Samba is a suite of programs for Linux and Unix to interoperate with Windows. Security Fixes: Since the Windows Kerberos RC4-HMAC Elevation of Privilege Vulnerability was disclosed by Microsoft on Nov 8 2022 and per RFC8429 it is assumed that rc4-hmac is weak, Vulnerable Samba Active Directory DC...

SUSE: Security Advisory (SUSE-SU-2023:0014-1)

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...

robbert229/jwt's token validation methods vulnerable to a timing side-channel during HMAC comparison

Token validation methods are susceptible to a timing side-channel during HMAC comparison. With a large enough number of requests over a low latency connection, an attacker may use this to determine the expected HMAC...

GHSA-5VW4-V588-PGV8 robbert229/jwt's token validation methods vulnerable to a timing side-channel during HMAC comparison

Token validation methods are susceptible to a timing side-channel during HMAC comparison. With a large enough number of requests over a low latency connection, an attacker may use this to determine the expected HMAC...

CVE-2015-10004

Token validation methods are susceptible to a timing side-channel during HMAC comparison. With a large enough number of requests over a low latency connection, an attacker may use this to determine the expected HMAC...