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CVE-2023-3971

16
FAUCET Score

CVE-2023-3971 is an HTML injection vulnerability in the Controller component of Red Hat Ansible Automation Platform, Ansible Automation Controller, Ansible Developer, Ansible Inside, and Red Hat Enterprise Linux. This flaw allows an authenticated attacker to inject malicious HTML into the user interface settings, enabling the creation of a custom login page to capture user credentials. Rated Medium severity (CVSS 5.4), it requires user interaction and low privileges but can lead to a complete compromise of confidentiality and integrity. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 4.3.11CPE matchmatch criteria
cpe:2.3:a:redhat:ansible_automation_controller:*:*:*:*:*:*:*:*
4.4CPE matchmatch criteria
cpe:2.3:a:redhat:ansible_automation_controller:4.4:*:*:*:*:*:*:*
2.3CPE matchmatch criteria
cpe:2.3:a:redhat:ansible_automation_platform:2.3:*:*:*:*:*:*:*
2.4CPE matchmatch criteria
cpe:2.3:a:redhat:ansible_automation_platform:2.4:*:*:*:*:*:*:*
1.0CPE matchmatch criteria
cpe:2.3:a:redhat:ansible_developer:1.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.3HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
2.1
Impact Score
5.2
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.67%
Probability of exploitation in next 30 days
EPSS Percentile
48.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0067 is in the 81st percentile among its peer group of 15,224 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (5)

redhatpatch availablevia redhat_api
Product: Red Hat Ansible Automation Platform 2.3 for RHEL 8Fixed in: automation-controller-0:4.3.11-1.el8ap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Ansible Automation Platform 2.3 for RHEL 9Fixed in: automation-controller-0:4.3.11-1.el9ap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Ansible Automation Platform 2.4 for RHEL 8Fixed in: automation-controller-0:4.4.1-1.el8ap
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Ansible Automation Platform 2.4 for RHEL 9Fixed in: automation-controller-0:4.4.1-1.el9ap
View patch
redhatvendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2023-3971Moderate

Controller: Html injection in custom login info

Jul 27, 2023

References

access.redhat.com / errata/RHSA-2023:4340
Vendor Advisory
access.redhat.com / errata/RHSA-2023:4590
Vendor Advisory
access.redhat.com / security/cve/CVE-2023-3971
Vendor Advisory
bugzilla.redhat.com / show_bug.cgi
Issue TrackingVendor Advisory