VulnerabilityModified
CVE-2017-2491
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.
HIGH 8.8EPSS 8.04%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (8.04%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 3.0
- 8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 8.04% probability · 94th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- apple/iphone os
- Source
- product-security@apple.com
References
- http://www.securityfocus.com/bid/98316Third Party Advisory, VDB Entry
- http://www.zerodayinitiative.com/advisories/ZDI-17-321Third Party Advisory, VDB Entry
- https://support.apple.com/en-us/HT207617Vendor Advisory
- https://www.exploit-db.com/exploits/41964/
- http://www.securityfocus.com/bid/98316Third Party Advisory, VDB Entry
- http://www.zerodayinitiative.com/advisories/ZDI-17-321Third Party Advisory, VDB Entry
- https://support.apple.com/en-us/HT207617Vendor Advisory
- https://www.exploit-db.com/exploits/41964/
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.