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Fencer Intel
medium 6.8

CVE-2011-3221 json

QuickTime in Apple Mac OS X before 10.7.2 does not properly handle the atom hierarchy in movie files, which allows remote attackers to exec…

published 2011-10-14 15 y ago modified 2026-06-16 4 mo ago also EUVD-2011-3185

cvss
6.8
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.0%
EPSS 3.0% chance of exploitation in 30 days, percentile 87%
public exploits
0
none known

Summary

QuickTime in Apple Mac OS X before 10.7.2 does not properly handle the atom hierarchy in movie files, which allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted file.

Exploit prediction

2.96% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-94 Improper Control of Generation of Code

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.