Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Informations
Name CVE-2023-42818 First vendor Publication 2023-09-27
Vendor Cve Last vendor Modification 2025-03-25

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 9.8
Base Score 9.8 Environmental Score 9.8
impact SubScore 5.9 Temporal Score 9.8
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

JumpServer is an open source bastion host. When users enable MFA and use a public key for authentication, the Koko SSH server does not verify the corresponding SSH private key. An attacker could exploit a vulnerability by utilizing a disclosed public key to attempt brute-force authentication against the SSH service This issue has been patched in versions 3.6.5 and 3.5.6. Users are advised to upgrade. There are no known workarounds for this issue.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-42818

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-307 Improper Restriction of Excessive Authentication Attempts (CWE/SANS Top 25)

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1

Sources (Detail)

https://github.com/jumpserver/jumpserver/security/advisories/GHSA-jv3c-27cv-w8jv
https://www.sonarsource.com/blog/diving-into-jumpserver-attackers-gateway-to-...
Source Url

Alert History

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Date Informations
2025-03-26 00:21:24
  • Multiple Updates
2024-11-28 14:29:24
  • Multiple Updates
2023-10-03 00:27:26
  • Multiple Updates
2023-09-28 17:27:20
  • Multiple Updates
2023-09-28 00:27:19
  • First insertion