CVE-2018-4283
CVE-2018-4283 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-125.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- CVSS v2: 4.9
- EPSS exploit prediction: 0% (23rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-125
- Affected product: Apple Mac Os X
- Published:
- Last modified:
Description
An out-of-bounds read issue existed that led to the disclosure of kernel memory. This was addressed with improved input validation. This issue affected versions prior to macOS High Sierra 10.13.6.
Frequently asked questions
- What is CVE-2018-4283?
- An out-of-bounds read issue existed that led to the disclosure of kernel memory. This was addressed with improved input validation. This issue affected versions prior to macOS High Sierra 10.13.6.
- How severe is CVE-2018-4283?
- CVE-2018-4283 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-2018-4283 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-4283?
- CVE-2018-4283 affects Apple Mac Os X. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-4283?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2018-4283 published?
- CVE-2018-4283 was published on 2019-04-03 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
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