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CVE-2023-38188

18
FAUCET Score

CVE-2023-38188 is a spoofing vulnerability affecting Microsoft Azure HDInsight, specifically Azure Apache Hadoop. With a CVSS score of 4.5 (Medium), it requires high privileges and user interaction, but has a low attack complexity, potentially leading to high integrity impact. While not actively exploited in the wild and lacking public exploit code, it has garnered significant community discussion and media coverage, indicating awareness among security researchers.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:microsoft:azure_hdinsight:-:*:*:*:*:*:*:*
>= 1.0, < 2307201242CPE match
cpe:2.3:a:microsoft:azure_hdinsight:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.5MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
0.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.98%
Probability of exploitation in next 30 days
EPSS Percentile
58.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0098 is in the 93rd percentile among its peer group of 4,937 CVEs.

Social Chatter

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

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 (2)

microsoftpatch availablevia nvd_reference
View patch
microsoftpatch availablevia msrc
Product: Azure HDInsightFixed in: 2307201242
View patch

Vendor Advisories (1)

microsoft2023-Aug/CVE-2023-38188Important

Azure Apache Hadoop Spoofing Vulnerability

Aug 8, 2023

References

msrc.microsoft.com / update-guide/vulnerability/CVE-2023-38188
PatchVendor Advisory