Vulnerability Description
Use after free vulnerability in the String.replace method JavaScriptCore in Apple Safari in iOS before 10.3 allows remote attackers to execute arbitrary code via a crafted web page, or a crafted file.
CVSS Score
8.8
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Iphone Os | <= 10.2.1 |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/98316Third Party AdvisoryVDB Entry
- http://www.zerodayinitiative.com/advisories/ZDI-17-321Third Party AdvisoryVDB Entry
- https://support.apple.com/en-us/HT207617Vendor Advisory
- https://www.exploit-db.com/exploits/41964/
- http://www.securityfocus.com/bid/98316Third Party AdvisoryVDB Entry
- http://www.zerodayinitiative.com/advisories/ZDI-17-321Third Party AdvisoryVDB Entry
- https://support.apple.com/en-us/HT207617Vendor Advisory
- https://www.exploit-db.com/exploits/41964/
FAQ
What is CVE-2017-2491?
CVE-2017-2491 is a vulnerability with a CVSS score of 8.8 (HIGH). Use after free vulnerability in the String.replace method JavaScriptCore in Apple Safari in iOS before 10.3 allows remote attackers to execute arbitrary code via a crafted web page, or a crafted file.
How severe is CVE-2017-2491?
CVE-2017-2491 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-2491?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Iphone Os.