CVE-2017-13865
It allows attackers to bypass intended memory-read restrictions via a crafted app.
Does this matter?
A public exploit is published in Exploit-DB (verified), so the technical barrier is gone even though the severity is medium and EPSS is 4.2%. Treat it as high on anything reachable from the internet.
Description
An issue was discovered in certain Apple products. iOS before 11.2 is affected. macOS before 10.13.2 is affected. tvOS before 11.2 is affected. watchOS before 4.2 is affected. The issue involves the "Kernel" component. It allows attackers to bypass intended memory-read restrictions via a crafted app.
- CVSS 3.0
- 5.5 MEDIUMCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
- EPSS
- 4.25% probability · 91th percentile
- Public exploits
- 1 in Exploit-DB · verified · first 11 December 2017
- CISA KEV
- Not listed
- Weakness
- CWE-200
- Affected
- apple/iphone os · apple/mac os x · apple/tvos · apple/watchos
- Source
- product-security@apple.com
EPSS moved from 7.3% on 21 September 2026 to 4.2% on 27 October 2026. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”.
Public exploits (1)
Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.
References
- http://www.securityfocus.com/bid/102100Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1039952Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1039953Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1039966Third Party Advisory, VDB Entry
- https://support.apple.com/HT208325Vendor Advisory
- https://support.apple.com/HT208327Vendor Advisory
- https://support.apple.com/HT208331Vendor Advisory
- https://support.apple.com/HT208334Vendor Advisory
- https://www.exploit-db.com/exploits/43321/Third Party Advisory, VDB Entry
- http://www.securityfocus.com/bid/102100Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1039952Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1039953Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1039966Third Party Advisory, VDB Entry
- https://support.apple.com/HT208325Vendor Advisory
- https://support.apple.com/HT208327Vendor Advisory
- https://support.apple.com/HT208331Vendor Advisory
- https://support.apple.com/HT208334Vendor Advisory
- https://www.exploit-db.com/exploits/43321/Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.