Vulnerability in Apple Mac OS X

CVE-2011-0180

Integer overflow in HFS in Apple Mac OS X before 10.6.7 allows local users to read arbitrary (1) HFS, (2) HFS+, or (3) HFS+J files via a crafted F_READBOOTSTRAP ioctl call.

Published 2011-03-23 · last modified 2026-06-16.

CVSS v2 metric

CVSS v2 base score 2.1 (Low). Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.007 (50.6th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 51st percentile — 50.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Apple Mac OS X — versions 10.6.0, 10.6.1, 10.6.2
Apple Mac OS X Server — versions 10.6.0, 10.6.1, 10.6.2

Weakness classification (CWE)

CWE-189

References

lists.apple.com/archives/security-announce/2011/Mar/msg00006.html (vendor-advisory, Patch, Vendor Advisory)
support.apple.com/kb/HT4581 (Patch, Vendor Advisory)