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CVE-2011-2356

22
FAUCET Score

CVE-2011-2356 describes a memory corruption vulnerability in WebKit, specifically affecting Apple iTunes before version 10.5, which could lead to arbitrary code execution or a denial of service during iTunes Store browsing. This vulnerability has a high severity CVSS score of 7.6, indicating a network-based attack with high impact on confidentiality, integrity, and availability, though requiring high attack complexity. There is no evidence of active exploitation, nor are there publicly available exploit modules or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 10.4.1CPE matchmatch criteria
cpe:2.3:a:apple:itunes:*:*:*:*:*:*:*:*
4.0.0CPE matchmatch criteria
cpe:2.3:a:apple:itunes:4.0.0:*:*:*:*:*:*:*
4.0.1CPE matchmatch criteria
cpe:2.3:a:apple:itunes:4.0.1:*:*:*:*:*:*:*
4.1.0CPE matchmatch criteria
cpe:2.3:a:apple:itunes:4.1.0:*:*:*:*:*:*:*
4.2.0CPE matchmatch criteria
cpe:2.3:a:apple:itunes:4.2.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.6HIGH

AV:N/AC:H/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
HIGH
Authentication
NONE
Exploitability Score
4.9
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.67%
Probability of exploitation in next 30 days
EPSS Percentile
84.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0267 is in the 42nd percentile among its peer group of 8,918 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

lists.apple.com / archives/Security-announce/2011//Oct/msg00000.html
lists.apple.com / archives/Security-announce/2011//Oct/msg00001.html
lists.apple.com / archives/Security-announce/2011//Oct/msg00004.html
osvdb.org / 76341
exchange.xforce.ibmcloud.com / vulnerabilities/70500
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17340
support.apple.com / kb/HT4981
support.apple.com / kb/HT4999
support.apple.com / kb/HT5000
securityfocus.com / bid/50066