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CVE-2012-3747

22
FAUCET Score

CVE-2012-3747 describes a memory corruption vulnerability in WebKit, specifically affecting Apple iOS versions prior to 6. This flaw allows remote attackers to execute arbitrary code or trigger a denial of service through a maliciously crafted website. With a CVSS score of 6.8, it presents a medium complexity attack that could lead to partial confidentiality, integrity, and availability impacts. There is no known active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
<= 5.1.1CPE matchmatch criteria
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
1.0.0CPE matchmatch criteria
cpe:2.3:o:apple:iphone_os:1.0.0:*:*:*:*:*:*:*
1.0.1CPE matchmatch criteria
cpe:2.3:o:apple:iphone_os:1.0.1:*:*:*:*:*:*:*
1.0.2CPE matchmatch criteria
cpe:2.3:o:apple:iphone_os:1.0.2:*:*:*:*:*:*:*
1.1.0CPE matchmatch criteria
cpe:2.3:o:apple:iphone_os:1.1.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.8MEDIUM

AV:N/AC:M/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.17%
Probability of exploitation in next 30 days
EPSS Percentile
80.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0217 is in the 68th percentile among its peer group of 19,956 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

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

Remediation

Vendor Patches (1)

applevendor investigatingvia nvd_reference
View patch

References

lists.apple.com / archives/security-announce/2012/Sep/msg00003.html
Vendor Advisory
osvdb.org / 85631
exchange.xforce.ibmcloud.com / vulnerabilities/78725
support.apple.com / kb/HT5503
Vendor Advisory