Incorrect permission assignment in Apple Swift for Ubuntu
Priority MEDIUM 42CWE-732Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA.
Summary
An issue was discovered in certain Apple products. Swift before 4.1.1 Security Update 2018-001 is affected. The issue involves the "Swift for Ubuntu" component. It allows attackers to execute arbitrary code in a privileged context because write and execute permissions are enabled during library loading.
Why it matters now
EPSS 0.02098 81st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2018-4220
- 2026-10-03 Alias added: GHSA-x9v7-5j9h-jp2f
References
Advisory 1
More Apple Swift vulnerabilities
- TI-2020-07937 Uncontrolled recursion in Swift 5.1.5 for Linux CVSS 3.1HIGH 7.5
- TI-2022-01512 Incorrect type conversion in Apple Swift Corelib-Foundation CVSS 3.1HIGH 7.5
- TI-2019-06352 Insecure storage of sensitive information in Apple Swift for Ubuntu CVSS 3.1MEDIUM 5.5
Sources
- CVE-2018-4220 · CVE Program
- CVE-2018-4220 · NVD
- FIRST EPSS
- GHSA-x9v7-5j9h-jp2f · GitHub Advisory Database · CC BY 4.0
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