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CVE-2011-0241

30
FAUCET Score

CVE-2011-0241 describes a heap-based buffer overflow in Apple Safari versions prior to 5.0.6, specifically within the ImageIO component. This vulnerability allows remote attackers to execute arbitrary code or cause a denial of service by enticing a user to open a specially crafted TIFF image utilizing CCITT Group 4 encoding. With a CVSS score of 9.3, this vulnerability is considered critical due to its network-based attack vector, medium attack complexity, and complete compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, publicly available exploit code in common frameworks like Metasploit or ExploitDB, nor significant community discussion or media coverage surrounding this decade-old flaw.

Impacted Technologies

VendorProductVersion(s)CPE
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:a:apple:imageio:*:*:*:*:*:*:*:*
<= 5.0.5CPE matchmatch criteria
cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
1.0CPE matchmatch criteria
cpe:2.3:a:apple:safari:1.0:*:*:*:*:*:*:*
1.0CPE matchmatch criteria
cpe:2.3:a:apple:safari:1.0:beta:*:*:*:*:*:*
1.0CPE matchmatch criteria
cpe:2.3:a:apple:safari:1.0:beta2:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

9.3HIGH

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

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
6.53%
Probability of exploitation in next 30 days
EPSS Percentile
93.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0653 is in the 68th percentile among its peer group of 8,914 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 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 0.1 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/2011//Jul/msg00002.html
PatchVendor Advisory
lists.apple.com / archives/Security-announce/2011//Oct/msg00001.html
lists.apple.com / archives/Security-announce/2011//Oct/msg00002.html
lists.apple.com / archives/security-announce/2012/Feb/msg00000.html
lists.apple.com / archives/security-announce/2012/May/msg00001.html
support.apple.com / kb/HT4808
Vendor Advisory
support.apple.com / kb/HT4999
support.apple.com / kb/HT5001
support.apple.com / kb/HT5130
support.apple.com / kb/HT5281