Memory corruption in Apple WebKit
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Will not fix Red Hat: no fix planned
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-119 and the CVSS impact.
Summary
An issue was discovered in certain Apple products. iOS before 11.2 is affected. Safari before 11.0.2 is affected. iCloud before 7.2 on Windows is affected. iTunes before 12.7.2 on Windows is affected. tvOS before 11.2 is affected. The issue involves the "WebKit" component. It allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site.
Why it matters now
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
CPE configurations NVD · 7
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* | before 11.0.2 | Vulnerable | Apple |
| cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* | before 11.2 | Vulnerable | Apple |
| cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* | before 11.2 | Vulnerable | Apple |
| cpe:2.3:a:apple:icloud:*:*:*:*:*:*:*:* | before 7.2 | Vulnerable | Apple |
| cpe:2.3:a:apple:itunes:*:*:*:*:*:*:*:* | before 12.7.2 | Vulnerable | Apple |
| cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:a:apple:webkit:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Apple |
- cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* Versions before 11.0.2 Vulnerable ·Apple
- cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* Versions before 11.2 Vulnerable ·Apple
- cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* Versions before 11.2 Vulnerable ·Apple
- cpe:2.3:a:apple:icloud:*:*:*:*:*:*:*:* Versions before 7.2 Vulnerable ·Apple
- cpe:2.3:a:apple:itunes:*:*:*:*:*:*:*:* Versions before 12.7.2 Vulnerable ·Apple
- cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:a:apple:webkit:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Apple
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Will not fix |
Not affected: 1 product
- Red Hat Enterprise Linux 8
Timeline
- 2026-10-02 Threatist record created from CVE-2017-7157
- 2026-10-03 Alias added: GHSA-3jcp-hmmf-vcvp
References
More Apple Icloud vulnerabilities
- TI-2019-06084 Type confusion in Apple iOS KEVCVSS 3.1HIGH 8.8
- TI-2020-16987 Type confusion in Apple watchOS KEVCVSS 3.1HIGH 7.8
- TI-2020-07926 Apple iOS: A remote attacker may be able to cause arbitrary code execution CVSS 3.1CRITICAL 9.8
- TI-2018-03187 Memory corruption in Apple WebKit CVSS 3.1HIGH 8.8
- TI-2018-03118 Memory corruption in Apple WebKit CVSS 3.0HIGH 8.8
- TI-2018-03361 Memory corruption in iOS, tvOS, watchOS, Safari, iTunes for Windows, iCloud for Windows CVSS 3.0HIGH 8.8
Sources
- CVE-2017-7157 · CVE Program
- CVE-2017-7157 · NVD
- FIRST EPSS
- GHSA-3jcp-hmmf-vcvp · GitHub Advisory Database · CC BY 4.0
- CVE-2017-7157 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences