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Vulnerability record · CVE-2017-2371 · published 20 February 2017

CVE-2017-2371: Apple iphone os improper input validation vulnerability

Apple · Iphone Os

An issue was discovered in certain Apple products. iOS before 10.2.1 is affected. The issue involves the "WebKit" component, which allows remote attackers to launch popups via a crafted web site.

6.5 CVSS 3.1 Medium EPSS 5.8% · top 7.2% CWE-20 · Improper input validation
6.5CVSS 3.1 base score, v2 4.3
5.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
10References
17 Jun 2026Last modified by NVD

Description

An issue was discovered in certain Apple products. iOS before 10.2.1 is affected. The issue involves the "WebKit" component, which allows remote attackers to launch popups via a crafted web site.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/95735 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1037668 Third Party AdvisoryVDB Entry
https://security.gentoo.org/glsa/201706-15 Third Party Advisory
https://support.apple.com/HT207482 Vendor Advisory
https://www.exploit-db.com/exploits/41451/ Third Party AdvisoryVDB Entry
http://www.securityfocus.com/bid/95735 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1037668 Third Party AdvisoryVDB Entry
https://security.gentoo.org/glsa/201706-15 Third Party Advisory
https://support.apple.com/HT207482 Vendor Advisory
https://www.exploit-db.com/exploits/41451/ Third Party AdvisoryVDB Entry

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2017-2371), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.