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CVE-2017-2404

22
FAUCET Score

CVE-2017-2404 is a high-severity vulnerability affecting Apple iOS versions prior to 10.3, specifically within the Quick Look component. This flaw allows remote attackers to initiate telephone calls to arbitrary numbers simply by embedding a "tel:" URL within a PDF document. The attack requires no user interaction and has a high impact on integrity, as it can force unwanted calls. This vulnerability was exploited in the wild in October 2016, indicating its active use by malicious actors. Despite its past exploitation, there are no publicly available exploit modules or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 10.2.1CPE matchmatch criteria
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.44%
Probability of exploitation in next 30 days
EPSS Percentile
70.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0144 is in the 52nd percentile among its peer group of 51,551 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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

support.apple.com / HT207617
Vendor Advisory
engadget.com / 2017/03/31/apple-fixes-ios-loophole-911-overload
Press/Media CoverageThird Party Advisory
securityfocus.com / bid/97138
Third Party AdvisoryVDB Entry
securitytracker.com / id/1038139