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CVE-2023-46123

jumpserver is vulnerable to password brute-force protection bypass via arbitrary IP values

Published: Oct 25, 2023Updated: Mar 25, 2025 Sources: CVE List NVDCWE-307
NVD MITRE
5.3CVSSMEDIUM
EPSS Score
0.7%
Top 51.5%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available
Am I actually vulnerable?1 Nuclei template available — see how to check your systems. How to verify

Description

jumpserver is an open source bastion machine, professional operation and maintenance security audit system that complies with 4A specifications. A flaw in the Core API allows attackers to bypass password brute-force protections by spoofing arbitrary IP addresses. By exploiting this vulnerability, attackers can effectively make unlimited password attempts by altering their apparent IP address for each request. This vulnerability has been patched in version 3.8.0.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:LI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-307

Affected Products

jumpserverfit2cloud
SaaSWeb App
Cloud & SaaS
jumpserverjumpserver
Mixed
Security Products / identity-access-mgmt
fit2cloudcommercialCloud & SaaSaka jumpserver, 1panel, cloudexplorer lite
jumpserveross-projectSecurity Productsaka jumpserver.org, jumpserver

Attack Graph

Products CVE Techniques Tactics

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Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

1 technique
Credential Access
View detailed technique mapping

References

https://github.com/jumpserver/jumpserver/releases/tag/v3.8.0
github.com
https://github.com/jumpserver/jumpserver/security/advisories/GHSA-hvw4-766m-p89f
github.com
https://www.sonarsource.com/blog/diving-into-jumpserver-attackers-gateway-to-internal-networks-1-2
sonarsource.com

Timeline

Published
Oct 25, 2023
Last Updated
Mar 25, 2025

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