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CVE-2017-2439

An issue was discovered in certain Apple products. iOS before 10.3 is affected. macOS before 10...

7.1 High

An issue was discovered in certain Apple products. iOS before 10.3 is affected. macOS before 10.12.4 is affected. tvOS before 10.2 is affected. watchOS before 3.2 is affected. The issue involves the "FontParser" component. It allows remote attackers to obtain sensitive information or cause a denial of service (out-of-bounds read and application crash) via a crafted font file.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
High
Integrity
None
Availability
High

Exploit likelihood

1.29%Up 0.9 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 7.1

An issue was discovered in certain Apple products. iOS before 10.3 is affected. macOS before 10.12.4 is affected. tvOS before 10.2 is affected. watchOS before 3.2 is affected. The issue involves the "FontParser" component. It allows remote attackers to obtain sensitive information or cause a denial of service (out-of-bounds read and application crash) via a crafted font file.

Record
CVE-2017-2439
CVSS 3.0
7.1 HighCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
CVSS 2.0
5.8 MediumAV:N/AC:M/Au:N/C:P/I:N/A:P
Weakness
CWE-125
Updated
2026-11-02
CVE List No score

An issue was discovered in certain Apple products. iOS before 10.3 is affected. macOS before 10.12.4 is affected. tvOS before 10.2 is affected. watchOS before 3.2 is affected. The issue involves the "FontParser" component. It allows remote attackers to obtain sensitive information or cause a denial of service (out-of-bounds read and application crash) via a crafted font file.

Record
CVE-2017-2439
Updated
2026-11-02
EUVDEUVD-2017-11622 No score

An issue was discovered in certain Apple products. iOS before 10.3 is affected. macOS before 10.12.4 is affected. tvOS before 10.2 is affected. watchOS before 3.2 is affected. The issue involves the "FontParser" component. It allows remote attackers to obtain sensitive information or cause a denial of service (out-of-bounds read and application crash) via a crafted font file.

Record
EUVD-2017-11622
Updated
2026-11-03
GitHub AdvisoriesGHSA-h9wq-vmc2-m342 7.1

An issue was discovered in certain Apple products. iOS before 10.3 is affected. macOS before 10...

An issue was discovered in certain Apple products. iOS before 10.3 is affected. macOS before 10.12.4 is affected. tvOS before 10.2 is affected. watchOS before 3.2 is affected. The issue involves the "FontParser" component. It allows remote attackers to obtain sensitive information or cause a denial of service (out-of-bounds read and application crash) via a crafted font file.

Record
GHSA-h9wq-vmc2-m342
CVSS 3.0
7.1 HighCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Weakness
CWE-125
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2017-2439 is a high vulnerability (CVSS 7.1) in Apple Tvos, published April 2, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.29%, the 70th percentile. No source names a fixed version.

References

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