CVE-2017-2646

2018-07-2718:00:00

CWE-835

redhat

www.cve.org

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.001

Percentile

36.4%

JSON

It was found that when Keycloak before 2.5.5 receives a Logout request with a Extensions in the middle of the request, the SAMLSloRequestParser.parse() method ends in a infinite loop. An attacker could use this flaw to conduct denial of service attacks.

CNA Affected

[
  {
    "product": "keycloak",
    "vendor": "Red Hat",
    "versions": [
      {
        "status": "affected",
        "version": "2.5.5"
      }
    ]
  }
]