HIGH · 7.5

CVE-2020-10758

A vulnerability was found in Keycloak before 11.0.1 where DoS attack is possible by sending twenty requests simultaneously to the specified keycloak server, all with a Content-Length header value that...

Vulnerability Description

A vulnerability was found in Keycloak before 11.0.1 where DoS attack is possible by sending twenty requests simultaneously to the specified keycloak server, all with a Content-Length header value that exceeds the actual byte count of the request body.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
RedhatKeycloak< 11.0.1
RedhatOpenshift Application Runtimes-
RedhatSingle Sign-On-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2020-10758?

CVE-2020-10758 is a vulnerability with a CVSS score of 7.5 (HIGH). A vulnerability was found in Keycloak before 11.0.1 where DoS attack is possible by sending twenty requests simultaneously to the specified keycloak server, all with a Content-Length header value that...

How severe is CVE-2020-10758?

CVE-2020-10758 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-10758?

Check the references section above for vendor advisories and patch information. Affected products include: Redhat Keycloak, Redhat Openshift Application Runtimes, Redhat Single Sign-On.