CVE-2018-4404
In iOS before 11.4 and macOS High Sierra before 10.13.5, a memory corruption issue exists and was addressed with improved memory handling.
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 14.0%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.
Description
In iOS before 11.4 and macOS High Sierra before 10.13.5, a memory corruption issue exists and was addressed with improved memory handling.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 14.03% probability · 97th percentile
- Public exploits
- 1 in Exploit-DB · verified · first 14 December 2018
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- apple/iphone os · apple/mac os x
- Source
- product-security@apple.com
EPSS moved from 37.5% on 21 September 2026 to 14.0% 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
- https://support.apple.com/HT208848%2C
- https://support.apple.com/HT208849Vendor Advisory
- https://www.exploit-db.com/exploits/45998/Third Party Advisory, VDB Entry
- https://support.apple.com/HT208848%2C
- https://support.apple.com/HT208849Vendor Advisory
- https://www.exploit-db.com/exploits/45998/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.