High severity · published Sep 10, 2024
CVE-2023-6841
Keycloak: amount of attributes per object is not limited and it may lead to dos
7.5
CVSS
0.7%
EPSS
No
On KEV
Description
A denial of service vulnerability was found in keycloak where the amount of attributes per object is not limited,an attacker by sending repeated HTTP requests could cause a resource exhaustion when the application send back rows with long attribute values.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 54% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RH
Red Hat Single Sign-On 7 · Red Hat
All versions, or not specified · source: vendor
KE
Keycloak · Redhat
All versions, or not specified · source: NVD
SS
Single Sign-on · Redhat
7.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-6841
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-6841
Vendor Advisory
https://access.redhat.com/security/cve/CVE-2023-6841
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=2254714
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