7.5

CVE-2023-36438: Windows TCP/IP Information Disclosure Vulnerability

Modified
Published 10-10-2023Last modified 14-04-2025

Vulnerability summary

CVE-2023-36438 is a high (CVSS 7.5) vulnerability in microsoft windows_10_1507. EPSS estimates a 2.03% chance of exploitation in the next 30 days, higher than 81% of scored vulnerabilities.

Priority
Prioritisesevere

Severe, CVSS 7.5 (CVE.org); no exploitation reported by the 5 checked sources; EPSS 2% (FIRST, 03-11-2026)

Source freshness unavailable

How is this decided?
CVSS score
7.5/10
010
High · v3.1 (CVE.org)
EPSS score
2.03%
0%100%
Low · +0.24 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Timeline

  1. 10-10-2023
    PublishedVulnerability first disclosed.
  2. 14-04-2025
    Last modifiedVulnerability information updated.

Description

Windows TCP/IP Information Disclosure Vulnerability

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

2.03%

Chance of exploitation in the next 30 days

Percentile

81%

Versus all other CVEs

30-day change

Increase +0.24 pp

From 1.78% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Version check

Known conditions: network-reachable, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.

Microsoft29 products

1 vendor · 29 products

References

1 links