CVE-2017-13909

CVE-2017-13909 is a medium-severity vulnerability in Apple Mac Os X with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-922.

Key facts

Description

An issue existed in the storage of sensitive tokens. This issue was addressed by placing the tokens in Keychain. This issue is fixed in macOS High Sierra 10.13. A local attacker may gain access to iCloud authentication tokens.

Frequently asked questions

What is CVE-2017-13909?
An issue existed in the storage of sensitive tokens. This issue was addressed by placing the tokens in Keychain. This issue is fixed in macOS High Sierra 10.13. A local attacker may gain access to iCloud authentication tokens.
How severe is CVE-2017-13909?
CVE-2017-13909 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2017-13909 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-13909?
CVE-2017-13909 affects Apple Mac Os X. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-13909?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-13909 published?
CVE-2017-13909 was published on 2021-12-23 and last updated on 2026-06-17.

References

Affected products (1)

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