CVE-2017-2471
A use-after-free vulnerability allows remote attackers to execute arbitrary code via a crafted web site.
Does this matter?
A public exploit is published in Exploit-DB (verified) and the impact is high, while EPSS rates exploitation at 8.5%. Anyone can run this; patch or mitigate before the next change window and check exposed instances for signs of use.
Description
An issue was discovered in certain Apple products. iOS before 10.3 is affected. Safari before 10.1 is affected. watchOS before 3.2 is affected. The issue involves the "WebKit" component. A use-after-free vulnerability allows remote attackers to execute arbitrary code via a crafted web site.
- CVSS 3.0
- 8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 8.47% probability · 95th percentile
- Public exploits
- 1 in Exploit-DB · verified · first 4 April 2017
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- apple/safari · apple/iphone os · apple/watchos
- Source
- product-security@apple.com
EPSS 8.5% since 27 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
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/97133Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038137
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1105
- https://security.gentoo.org/glsa/201706-15
- https://support.apple.com/HT207600Vendor Advisory
- https://support.apple.com/HT207602Vendor Advisory
- https://support.apple.com/HT207617Vendor Advisory
- https://www.exploit-db.com/exploits/41813/
- http://www.securityfocus.com/bid/97133Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038137
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1105
- https://security.gentoo.org/glsa/201706-15
- https://support.apple.com/HT207600Vendor Advisory
- https://support.apple.com/HT207602Vendor Advisory
- https://support.apple.com/HT207617Vendor Advisory
- https://www.exploit-db.com/exploits/41813/
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.