VulnerabilityModified
CVE-2018-4257
In macOS High Sierra before 10.13.5, a buffer overflow was addressed with improved size validation.
CRITICAL 9.8EPSS 1.29%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.29%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In macOS High Sierra before 10.13.5, a buffer overflow was addressed with improved size validation.
- CVSS 3.0
- 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.29% probability · 69th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- apple/mac os x
- Source
- product-security@apple.com
References
- https://support.apple.com/HT208849Vendor Advisory
- https://support.apple.com/HT208849Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.