CVE-2010-0520

mediumpriority · track · 44EPSS 0.186 · 97 %ileexploit · functionalEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · functional

Likely / severe?

18.6% (97th) EPSS

CVSS 6.8 · medium

Is it mine?

7 products

Check your exposure

Who says so?

2 sources

enisa_euvd · nvd

EPSS · scored 2026-10-27

Heap-based buffer overflow in QuickTimeAuthoring.qtx in QuickTime in Apple Mac OS X before 10.6.3 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted FLC file, related to crafted DELTA_FLI chunks and untrusted length values in a .fli file, which are not properly handled during decompression.

cvss

Technical severity, 0–10. One row per scoring source.

6.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.06.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 8.6 · impact 6.4

v2.06.1mediumAV:N/AC:M/Au:N/C:P/I:P/A:P/E:POCsecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-119USprimary

exploits (1)

Public proof-of-concept and weaponised exploit code.

EDB-15035Apple QuickTime FLI LinePacket - Remote Code Executionfunctional · exploit_db

affected products (7)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
apple mac os x= 10.6.0nvdUScpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
apple mac os x= 10.6.1nvdUScpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
apple mac os x= 10.6.2nvdUScpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
apple mac os x server= 10.6.0nvdUScpe:2.3:o:apple:mac_os_x_server:*:*:*:*:*:*:*:*
apple mac os x server= 10.6.1nvdUScpe:2.3:o:apple:mac_os_x_server:*:*:*:*:*:*:*:*
apple mac os x server= 10.6.2nvdUScpe:2.3:o:apple:mac_os_x_server:*:*:*:*:*:*:*:*

also known as (2)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

enisa_euvd nvd NVD CVE.org MITRE

published 2010-03-30modified 2026-06-16

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+21038 more

references (12)

External citations — patches, advisories, analysis.

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