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CVE-2020-13938

Apache HTTP Server versions 2.4.0 to 2.4.46 Unprivileged local users can stop httpd on Windows
5.5
CVSS
4.7
ShadowTrackr
NO
CISA KEV
-
NCSC.nl
CVSS v4.0 Metrics
Exploitability
Attack VectorLocal
ComplexityLow
RequirementsPresent
PrivilegesLow
User InteractionNone
Threat
Exploit MaturityPoC
Vulnerable System
ConfidentialityNone
IntegrityNone
AvailabilityHigh
Subsequent System
ConfidentialityNone
IntegrityNone
AvailabilityNone
Supplemental
SafetyNegligible
AutomatableYes
RecoveryAutomatic
Value DensityConcentrated
UrgencyMedium
Patch StatusUnavailable

Change Log
DateSourceChangesScore
2026-07-21PoCE: U→P1.9 → 4.7
2026-07-21nvdAV: P→L, AC: H→L, PR: H→L, UI: A→N, VA: N→H0.0 → 1.9
2026-07-21cve.orginitial, patch: Unavailable0.0
References: CVE.org · NVD · PoC

Affected Software
VendorProductVersion
apachehttp_server≥ 2.4.0, ≤ 2.4.46
Apache Software FoundationApache HTTP Server2.4.0
Apache Software FoundationApache HTTP Server2.4.1
Apache Software FoundationApache HTTP Server2.4.10
Apache Software FoundationApache HTTP Server2.4.12
Apache Software FoundationApache HTTP Server2.4.16
Apache Software FoundationApache HTTP Server2.4.17
Apache Software FoundationApache HTTP Server2.4.18
Apache Software FoundationApache HTTP Server2.4.2
Apache Software FoundationApache HTTP Server2.4.20
Apache Software FoundationApache HTTP Server2.4.23
Apache Software FoundationApache HTTP Server2.4.25
Apache Software FoundationApache HTTP Server2.4.26
Apache Software FoundationApache HTTP Server2.4.27
Apache Software FoundationApache HTTP Server2.4.28
Apache Software FoundationApache HTTP Server2.4.29
Apache Software FoundationApache HTTP Server2.4.3
Apache Software FoundationApache HTTP Server2.4.33
Apache Software FoundationApache HTTP Server2.4.34
Apache Software FoundationApache HTTP Server2.4.35
Apache Software FoundationApache HTTP Server2.4.37
Apache Software FoundationApache HTTP Server2.4.38
Apache Software FoundationApache HTTP Server2.4.39
Apache Software FoundationApache HTTP Server2.4.4
Apache Software FoundationApache HTTP Server2.4.41
Apache Software FoundationApache HTTP Server2.4.43
Apache Software FoundationApache HTTP Server2.4.46
Apache Software FoundationApache HTTP Server2.4.6
Apache Software FoundationApache HTTP Server2.4.7
Apache Software FoundationApache HTTP Server2.4.9
mcafeeepolicy_orchestrator< 5.10.0
mcafeeepolicy_orchestrator5.10.0
netappcloud_backupAll versions
Published: 2021-06-10