CVE-2011-2809 json
WebKit, as used in Apple iTunes before 10.5, allows man-in-the-middle attackers to execute arbitrary code or cause a denial of service (mem…
published 2011-10-12 15 y ago modified 2026-06-16 4 mo ago also EUVD-2011-2783
- cvss
- 7.6
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.6%
- EPSS 2.6% chance of exploitation in 30 days, percentile 85%
- public exploits
- 0
- none known
Summary
WebKit, as used in Apple iTunes before 10.5, allows man-in-the-middle attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via vectors related to iTunes Store browsing, a different vulnerability than other CVEs listed in APPLE-SA-2011-10-11-1.
Exploit prediction
2.60% chance of exploitation in the next 30 days, higher than 85% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 7.6 | AV:N/AC:H/Au:N/C:C/I:C/A:C |
Classification
- Weakness
-
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
-
lists.apple.com
/archives/Security-announce/2011//Oct/msg00001.html
vendor-advisory
-
lists.apple.com
/archives/Security-announce/2011//Oct/msg00000.html
vendor-advisory
-
lists.apple.com
/archives/Security-announce/2011//Oct/msg00004.html
vendor-advisory
-
oval.cisecurity.org
/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16724
vdb-entry, signature
- support.apple.com /kb/HT4981
-
securityfocus.com
/bid/50066
vdb-entry
- support.apple.com /kb/HT4999
- support.apple.com /kb/HT5000
-
exchange.xforce.ibmcloud.com
/vulnerabilities/70502
vdb-entry
Sources
- CVE List CVE-2011-2809
- NVD CVE-2011-2809
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.