Jumpserver Information Disclosure Vulnerability

Jumpserver is an open source bastion machine from Hangzhou Feizhiyun Information Technology Co. in China. JumpServer suffers from an information disclosure vulnerability caused by exposing random number seeds to the API, which could allow replay of randomly generated CAPTCHAs, leading to password...

JumpServer Security Vulnerability

Jumpserver is an open source bastion machine from Hangzhou Feizhiyun Information Technology Co. in China. JumpServer suffers from a security vulnerability that stems from the fact that it is possible to authenticate to the core APIs using a username and SSH public key, without the need for a...

CVE-2023-42819

CVE-2023-42819 is a directory traversal vulnerability in JumpServer. Authenticated users can access and modify arbitrary files via the API endpoint /api/v1/ops/playbook/{playbook_id}/file/?key=../../../../../../../etc/passwd, enabling file disclosure (and potential modification) on affected syste...

CVE-2023-42819 Path traversal in Jumpserver

JumpServer is an open source bastion host. Logged-in users can access and modify the contents of any file on the system. A user can use the 'Job-Template' menu and create a playbook named 'test'. Get the playbook id from the detail page, like 'e0adabef-c38f-492d-bd92-832bacc3df5f'. An attacker ca...

CVE-2023-42819 Path traversal in Jumpserver

JumpServer is an open source bastion host. Logged-in users can access and modify the contents of any file on the system. A user can use the 'Job-Template' menu and create a playbook named 'test'. Get the playbook id from the detail page, like 'e0adabef-c38f-492d-bd92-832bacc3df5f'. An attacker ca...

CVE-2023-42819 Path traversal in Jumpserver

JumpServer is an open source bastion host. Logged-in users can access and modify the contents of any file on the system. A user can use the 'Job-Template' menu and create a playbook named 'test'. Get the playbook id from the detail page, like 'e0adabef-c38f-492d-bd92-832bacc3df5f'. An attacker ca...

CVE-2023-42820 Random seed leakage in Jumpserver

JumpServer is an open source bastion host. This vulnerability is due to exposing the random number seed to the API, potentially allowing the randomly generated verification codes to be replayed, which could lead to password resets. If MFA is enabled users are not affect. Users not using local...

CVE-2023-42820 Random seed leakage in Jumpserver

JumpServer is an open source bastion host. This vulnerability is due to exposing the random number seed to the API, potentially allowing the randomly generated verification codes to be replayed, which could lead to password resets. If MFA is enabled users are not affect. Users not using local...

CVE-2023-42820

JumpServer exposes the random number seed to its API, enabling replay of generated verification codes and potentially password resets. Affected versions include 2.28.19 and 3.6.5; upgrades to these versions are recommended. If MFA is enabled or if users are not using local authentication, they ar...

CVE-2023-42820 Random seed leakage in Jumpserver

JumpServer is an open source bastion host. This vulnerability is due to exposing the random number seed to the API, potentially allowing the randomly generated verification codes to be replayed, which could lead to password resets. If MFA is enabled users are not affect. Users not using local...

CVE-2023-42820: Exposure of Sensitive Information to an Unauthorized Actor

JumpServer is an open source bastion host. This vulnerability is due to exposing the random number seed to the API, potentially allowing the randomly generated verification codes to be replayed, which could lead to password resets. If MFA is enabled users are not affect. Users not using local...

CVE-2023-42819: Improper Limitation of a Pathname to a Restricted Directory

JumpServer is an open source bastion host. Logged-in users can access and modify the contents of any file on the system. A user can use the 'Job-Template' menu and create a playbook named 'test'. Get the playbook id from the detail page, like 'e0adabef-c38f-492d-bd92-832bacc3df5f'. An attacker ca...

CVE-2023-42442

JumpServer is an open source bastion host and a professional operation and maintenance security audit system. Starting in version 3.0.0 and prior to versions 3.5.5 and 3.6.4, session replays can download without authentication. Session replays stored in S3, OSS, or other cloud storage are not...

Authentication flaw

JumpServer is an open source bastion host and a professional operation and maintenance security audit system. Starting in version 3.0.0 and prior to versions 3.5.5 and 3.6.4, session replays can download without authentication. Session replays stored in S3, OSS, or other cloud storage are not...

CVE-2023-42442

Summary: CVE-2023-42442 affects JumpServer (3.0.0 up to versions before 3.5.5 and 3.6.4). The vulnerability is an authentication flaw in the API /api/v1/terminal/sessions/ that allows anonymous access, enabling information disclosure. Additionally, session replays can be downloaded without authen...

CVE-2023-42442 JumpServer session replays download without authentication

JumpServer is an open source bastion host and a professional operation and maintenance security audit system. Starting in version 3.0.0 and prior to versions 3.5.5 and 3.6.4, session replays can download without authentication. Session replays stored in S3, OSS, or other cloud storage are not...

CVE-2023-42442 JumpServer session replays download without authentication

JumpServer is an open source bastion host and a professional operation and maintenance security audit system. Starting in version 3.0.0 and prior to versions 3.5.5 and 3.6.4, session replays can download without authentication. Session replays stored in S3, OSS, or other cloud storage are not...

CVE-2023-42442 JumpServer session replays download without authentication

JumpServer is an open source bastion host and a professional operation and maintenance security audit system. Starting in version 3.0.0 and prior to versions 3.5.5 and 3.6.4, session replays can download without authentication. Session replays stored in S3, OSS, or other cloud storage are not...

Jumpserver Authorization Issues Vulnerability

Jumpserver is an open source bastion machine from Hangzhou Feizhiyun Information Technology Co. in China. JumpServer suffers from an authorization issue vulnerability that stems from downloading session replays without authentication...

CVE-2023-42442: Improper Authentication

JumpServer is an open source bastion host and a professional operation and maintenance security audit system. Starting in version 3.0.0 and prior to versions 3.5.5 and 3.6.4, session replays can download without authentication. Session replays stored in S3, OSS, or other cloud storage are not...