// For flags

CVE-2021-4047

haproxy: Incomplete fix for CVE-2021-39242 in OpenShift 4.9

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

The release of OpenShift 4.9.6 included four CVE fixes for the haproxy package, however the patch for CVE-2021-39242 was missing. This issue only affects Red Hat OpenShift 4.9.

La versión de OpenShift 4.9.6, incluía cuatro correcciones de CVE para el paquete haproxy, sin embargo faltaba el parche para CVE-2021-39242. Este problema solo afecta a Red Hat OpenShift versión 4.9

The release of OpenShift 4.9.6 included four CVE fixes for the haproxy package, however the patch for CVE-2021-39242 was missing. This issue was only affects OpenShift 4.9.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-12-02 CVE Reserved
  • 2021-12-13 CVE Published
  • 2023-11-02 EPSS Updated
  • 2024-08-03 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-20: Improper Input Validation
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Redhat
Search vendor "Redhat"
 Openshift
Search vendor "Redhat" for product "Openshift"
 4.9
Search vendor "Redhat" for product "Openshift" and version "4.9"
-
Affected