SARA / Free Tools / CVE / CVE-2018-4339

CVE-2018-4339 — This issue was addressed with a new entitlement

This issue was addressed with a new entitlement. This issue is fixed in iOS 12.1. A local user may be able to read a persistent device identifier.

CVSS

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EPSS

0.05% (top 83.60%)

CWE

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Published

2020-10-27T19:18:22.000Z

Last modified

2024-08-05T05:11:22.657Z

CVSS vector

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01What is this vulnerability?

This issue was addressed with a new entitlement. This issue is fixed in iOS 12.1. A local user may be able to read a persistent device identifier.

Vendor	Product	Versions
Apple	iOS	unspecified

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

Patch to a fixed version listed in the vendor advisory (see references below).
Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
Hunt historical logs for exploitation indicators — see Detection signatures below.

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

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