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...

Design/Logic Flaw

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 Timing side-channel in github.com/robbert229/jwt

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 Timing side-channel in github.com/robbert229/jwt

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-2022-23541 jsonwebtoken's insecure implementation of key retrieval function could lead to Forgeable Public/Private Tokens from RSA to HMAC

jsonwebtoken is an implementation of JSON Web Tokens. Versions = 8.5.1 of jsonwebtoken library can be misconfigured so that passing a poorly implemented key retrieval function referring to the secretOrPublicKey argument from the readme link will result in incorrect verification of tokens. There i...

CVE-2022-23541 jsonwebtoken's insecure implementation of key retrieval function could lead to Forgeable Public/Private Tokens from RSA to HMAC

jsonwebtoken is an implementation of JSON Web Tokens. Versions = 8.5.1 of jsonwebtoken library can be misconfigured so that passing a poorly implemented key retrieval function referring to the secretOrPublicKey argument from the readme link will result in incorrect verification of tokens. There i...

Privilege Escalation

samba is vulnerable to Privilege Escalation. The vulnerability exists in the Window Kerberos RC4-HMAC component due to the weak rc4-hmac session keys for use between modern clients and servers...

jsonwebtoken's insecure implementation of key retrieval function could lead to Forgeable Public/Private Tokens from RSA to HMAC

Overview Versions =8.5.1 of jsonwebtoken library can be misconfigured so that passing a poorly implemented key retrieval function referring to the secretOrPublicKey argument from the readme link will result in incorrect verification of tokens. There is a possibility of using a different algorithm...

Samba Multiple Vulnerabilities (Dec 2022)

Samba is prone to multiple vulnerabilities. Copyright C 2022 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...

Samba Issues Security Updates to Patch Multiple High-Severity Vulnerabilities

Samba has released software updates to remediate multiple vulnerabilities that, if successfully exploited, could allow an attacker to take control of affected systems. The high-severity flaws, tracked as CVE-2022-38023, CVE-2022-37966, CVE-2022-37967, and CVE-2022-45141, have been patched in...

Slackware Linux 15.0 / current samba Multiple Vulnerabilities (SSA:2022-351-01)

The version of samba installed on the remote host is prior to 4.15.13 / 4.17.4. It is, therefore, affected by multiple vulnerabilities as referenced in the SSA:2022-351-01 advisory. - Since the Windows Kerberos RC4-HMAC Elevation of Privilege Vulnerability was disclosed by Microsoft on Nov 8 2022...

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...