What is CVE-2017-2497?

CVE-2017-2497 is a medium-severity vulnerability in Apple Iphone OS, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2017-05-22.

How severe is CVE-2017-2497?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Open Redirect in Apple Iphone OS

CVE-2017-2497

An issue was discovered in certain Apple products. iOS before 10.3.2 is affected. macOS before 10.12.5 is affected. The issue involves the "iBooks" component. It allows remote attackers to trigger visits to arbitrary URLs via a crafted book.

Vulnerability class: Open Redirect

Published 2017-05-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.009 (56.7th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 56.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-601 — URL Redirection to Untrusted Site (Open Redirect)

References

www.securitytracker.com/id/1038484 (vdb-entry)
support.apple.com/HT207797 (Vendor Advisory)
support.apple.com/HT207798 (Vendor Advisory)

Frequently asked questions

What is CVE-2017-2497?: CVE-2017-2497 is a medium-severity vulnerability in Apple Iphone OS, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2017-05-22.
How severe is CVE-2017-2497?: Medium severity. CVSS v3 base score is 6.1 out of 10.