CVE-2018-4470 — A privacy issue in the handling of Open Directory records was addressed with imp

A privacy issue in the handling of Open Directory records was addressed with improved indexing. This issue affected versions prior to macOS High Sierra 10.13.6.

01What is this vulnerability?

A privacy issue in the handling of Open Directory records was addressed with improved indexing. This issue affected versions prior to macOS High Sierra 10.13.6.

02Affected products

Vendor	Product	Versions
n	a / macOS	Versions prior to: macOS High Sierra 10.13.6

03Active exploitation status

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

04Recommended remediation

• 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.

05Technical details

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

06Detection signatures

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

07Related CVEs

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

08Timeline

• Published: 2019-04-03T17:43:19.000Z
• Last modified: 2024-08-05T05:18:26.620Z

09References

• support.apple.com — https://support.apple.com/kb/HT208937