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CVE-2023-6134

Keycloak: reflected xss via wildcard in oidc redirect_uri

CVSS score

4.6

EPSS probability

%1.3

Risk score

0.1

Published

2 y ago

OverviewPublic Exploits (0)NewsroomVulnerability Timeline
Patch status has not yet been verified

Resmî kaynaklarda yeterli kanıt bulunamadı. Bu sonuç “yama yok” anlamına gelmez.

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Vulnerability description

DayBreach CVE AI Research

CVE-2023-6134 has vendor, distribution, patch and security-source records on file. We can compare them and prepare an explanation linked to the evidence.

A flaw was found in Keycloak that prevents certain schemes in redirects, but permits them if a wildcard is appended to the token. This issue could allow an attacker to submit a specially crafted request leading to cross-site scripting (XSS) or further attacks. This flaw is the result of an incomplete fix for CVE-2020-10748.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2023-6134 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

IDVENDORPRODUCTACTION
1Red HatRed Hat build of Keycloak 22 View
2Red HatRed Hat build of Keycloak 22 View
3Red HatRed Hat build of Keycloak 22 View
4Red HatRed Hat build of Keycloak 22.0.7 View
5Red HatRed Hat Single Sign-On 7 View
6Red HatRed Hat Single Sign-On 7.6 for RHEL 7 View
7Red HatRed Hat Single Sign-On 7.6 for RHEL 7 View
8Red HatRed Hat Single Sign-On 7.6 for RHEL 8 View
9Red HatRed Hat Single Sign-On 7.6 for RHEL 8 View
10Red HatRed Hat Single Sign-On 7.6 for RHEL 9 View
11Red HatRed Hat Single Sign-On 7.6 for RHEL 9 View
12Red HatRHEL-8 based Middleware Containers View
13Red HatRHEL-8 based Middleware Containers View
14Red HatRHEL-8 based Middleware Containers View
15Red HatSingle Sign-On 7.6.6 View
16redhatsingle sign-on View
17redhatenterprise linux View
18redhatenterprise linux View
19redhatenterprise linux View
20redhatkeycloak View
21redhatopenshift container platform View
22redhatopenshift container platform View
23redhatopenshift container platform for power View
24redhatopenshift container platform for power View
25redhatopenshift container platform ibm z systems View
26redhatopenshift container platform ibm z systems View
27redhatsingle sign-on View
Total affected vendors: 2|Products: 27

RED HAT CSAF/VEX: Product Impact Check

Red Hat has not yet published a CSAF/VEX impact record for this CVE. This does not mean “not affected”.

SCORING: CVSS from Multiple Sources

CVSS Scores

The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.

SCOREVERSIONSEVERITYVECTORSOURCE
5.4CVSS V31MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:NNVD
4.6CVSS V31MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:NNVD
4.6CVSS V3_1MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:NCVE CNA

Patch and Remediation Guide

Solution & Remediation Advisory

Patch status unknown

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

Confirm the affected product and version against the source evidence above.
Restrict access to internet-facing services and apply network segmentation.
Until a patch is confirmed, follow the vendor advisory; do not read an unknown status as “no patch”.
Monitor server logs and network endpoints for signs of anomalous execution.

Public exploit and active exploitation status

Verified exploit intelligence

No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2023-6134 is associated with the following CWEs:

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2023-6134 weaknesses.

CAPEC-66: SQL InjectionCAPEC-126: Path TraversalCAPEC-28: OS Command Injection

Attack Vector and Accessibility

ExposureAğ üzerinden
PermissionsLow
UserGerekiyor

Official Sources and Advisories

RHSA-2023:7854vendor-advisoryRHSA-2023:7855vendor-advisoryRHSA-2023:7856vendor-advisoryRHSA-2023:7857vendor-advisoryRHSA-2023:7858vendor-advisoryRHSA-2023:7860vendor-advisoryRHSA-2023:7861vendor-advisoryRHSA-2024:0798vendor-advisoryRHSA-2024:0799vendor-advisoryRHSA-2024:0800vendor-advisory

CVSS Vector Radar Chart

4.6 / 10
Attack VectorNetworkComplexityLowPrivilegesLowUser Interact.RequiredConfidentialityLowIntegrityLowAvailabilityNone

Vulnerability Scoring Details

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow privileges
User Interaction—
Confidentiality (Gizlilik)Low
Integrity (Bütünlük)Low
Availability (Erişilebilirlik)None

Yama durumu bilinmiyor

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

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Weakness Type (CWE & CAPEC)

CWE-79

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