CVE-2023-46123

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.

• CWE-307
• CWE-307

• https://github.com/jumpserver/jumpserver/releases/tag/v3.8.0Release Notes
• https://github.com/jumpserver/jumpserver/security/advisories/GHSA-hvw4-766m-p89fExploit, Vendor Advisory
• https://www.sonarsource.com/blog/diving-into-jumpserver-attackers-gateway-to-internal-networks-1-2
• https://github.com/jumpserver/jumpserver/releases/tag/v3.8.0Release Notes
• https://github.com/jumpserver/jumpserver/security/advisories/GHSA-hvw4-766m-p89fExploit, Vendor Advisory

Published

Oct 25, 2023

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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