CVE-2023-53873 | THREATINT

Description

SyncBreeze 15.2.24 contains a denial of service vulnerability in the login authentication mechanism that allows attackers to crash the service. Attackers can send an oversized password parameter with repeated 'password=' values to overwhelm the login endpoint and potentially disrupt service availability.

PUBLISHED Reserved 2025-12-13 | Published 2025-12-15 | Updated 2025-12-15 | Assigner VulnCheck

HIGH: 8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Problem types

Uncontrolled Resource Consumption

Product status

15.2.24

affected

Credits

mohamed youssef finder

References

www.exploit-db.com/exploits/51725 (ExploitDB-51725) exploit

www.syncbreeze.com/ (SyncBreeze Product Webpage) product

www.vulncheck.com/...-of-service-via-login-endpoint-overflow (VulnCheck Advisory: SyncBreeze 15.2.24 Denial of Service via Login Endpoint Overflow) third-party-advisory

cve.org (CVE-2023-53873)

nvd.nist.gov (CVE-2023-53873)

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