Vulnerability Intelligence Report
Exim Mail Transfer Agent (MTA) Improper Input Validation
CVE-2019-10149
A flaw was found in Exim versions 4.87 to 4.91 (inclusive). Improper validation of recipient address in deliver_message() function in /src/deliver.c may lead to remote command execution.
CISA KEV
SSVC: Active Exploitation
CVSS Base Score
9.0
CRITICAL
Exploitability:2.3
Impact Score:6.1
EPSS Probability:99.96%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
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Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-78 ↗CWE-78
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| exim | exim | 4.92 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Red Hat, Inc. · Vendor · USA |
| Reserved | 2019-03-27T00:00:00 |
| Published | 2019-06-05T00:00:00 |
| Last Updated | 2025-10-21T23:45:35 |
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