CVE-2019-8849
CRITICAL
9.8
CVSS Score
Published: December 18, 2019 at 05:33 PM UTC
Updated: June 17, 2026 at 02:42 AM UTC
1 product affected across 1 vendorSwiftnio SSL
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Severity
CRITICAL9.8
Exploit prediction
EPSS 2%
Description
The issue was addressed by signaling that an executable stack is not required. This issue is fixed in SwiftNIO SSL 2.4.1. A SwiftNIO application using TLS may be able to execute arbitrary code.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 2.4.1v < SwiftNIO SSL 2.4.1
Affected range stops below 2.4.1, so it looks safe — our inference, not a vendor statement
Affected range stops below SwiftNIO SSL 2.4.1, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (1)
CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
NVD-CWE-noinfo
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