ShadowTrackr

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CVE-2020-28012

Exim 4 before 4.94.2 allows Exposure of File Descriptor to Unintended Control Sphere because rda_interpret uses a privileged pipe that lacks a close-on-exec flag.
7.8
CVSS
6.4
ShadowTrackr
NO
CISA KEV
-
NCSC.nl
CVSS v4.0 Metrics
Exploitability
Attack VectorLocal
ComplexityLow
RequirementsPresent
PrivilegesLow
User InteractionNone
Threat
Exploit MaturityPoC
Vulnerable System
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
Subsequent System
ConfidentialityNone
IntegrityNone
AvailabilityNone
Supplemental
SafetyNegligible
AutomatableYes
RecoveryAutomatic
Value DensityConcentrated
UrgencyMedium
Patch StatusUnavailable

Change Log
DateSourceChangesScore
2026-07-21PoCE: U→P4.4 → 6.4
2026-07-21nvdAV: P→L, AC: H→L, PR: H→L, UI: A→N, VC: N→H, VI: N→H, VA: N→H0.0 → 4.4
2026-07-21cve.orginitial, patch: Unavailable0.0
References: CVE.org · NVD · PoC

Affected Software
VendorProductVersion
eximexim≥ 4.00, < 4.94.2
Published: 2021-05-06