CVE-2020-36946

high

Description

SyncBreeze 10.0.28 contains a denial of service vulnerability in the login endpoint that allows remote attackers to crash the service. Attackers can send an oversized payload in the login request to overwhelm the application and potentially disrupt service availability.

References

https://www.vulncheck.com/advisories/syncbreeze-login-denial-of-service

https://www.exploit-db.com/exploits/49291

https://euvd.enisa.europa.eu/vulnerability/EUVD-2020-30861

http://www.syncbreeze.com

Details

Source: Mitre, NVD

Published: 2026-01-27

Updated: 2026-03-24

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 7.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High

CVSS v4

Base Score: 8.7

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

Severity: High

EPSS

EPSS: 0.00727