How severe is CVE-2016-7655?

CVE-2016-7655 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2016-7655 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-7655?

CVE-2016-7655 primarily affects Apple Iphone Os. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-7655?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2016-7655 published?

CVE-2016-7655 was published on 2017-02-20 and last updated on 2026-06-17.

CVE-2016-7655

CVE-2016-7655 is a high-severity vulnerability in Apple Iphone Os with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-704.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 6.8
EPSS exploit prediction: 1% (56th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-704
Affected product: Apple Iphone Os
Published: 2017-02-20
Last modified: 2026-06-17

Description

An issue was discovered in certain Apple products. iOS before 10.2 is affected. macOS before 10.12.2 is affected. The issue involves the "CoreMedia External Displays" component. It allows local users to gain privileges or cause a denial of service (type confusion) via unspecified vectors.

Frequently asked questions

What is CVE-2016-7655?: An issue was discovered in certain Apple products. iOS before 10.2 is affected. macOS before 10.12.2 is affected. The issue involves the "CoreMedia External Displays" component. It allows local users to gain privileges or cause a denial of service (type confusion) via unspecified vectors.
How severe is CVE-2016-7655?: CVE-2016-7655 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-7655 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-7655?: CVE-2016-7655 primarily affects Apple Iphone Os. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-7655?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2016-7655 published?: CVE-2016-7655 was published on 2017-02-20 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*

More vulnerabilities in Apple Iphone Os

CVE-2025-43300 — Critical (CVSS 10.0): An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.8.5 and iPadOS…
CVE-2025-24201 — Critical (CVSS 10.0): An out-of-bounds write issue was addressed with improved checks to prevent unauthorized actions. This issue is fixed in…
CVE-2025-24085 — Critical (CVSS 10.0): A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.3 and iPadOS 18.3,…
CVE-2022-32845 — Critical (CVSS 10.0): This issue was addressed with improved checks. This issue is fixed in watchOS 8.7, iOS 15.6 and iPadOS 15.6, macOS…
CVE-2019-8779 — Critical (CVSS 10.0): A logic issue applied the incorrect restrictions. This issue was addressed by updating the logic to apply the correct…
CVE-2018-4310 — Critical (CVSS 10.0): An access issue was addressed with additional sandbox restrictions. This issue affected versions prior to iOS 12, macOS…

All CVEs affecting Apple Iphone Os →

Other CWE-704 (Incorrect Type Conversion or Cast) vulnerabilities

CVE-2015-3120 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.302 and 14.x through 18.x before 18.0.0.203 on Windows and OS X and before…
CVE-2025-41648 — Critical (CVSS 9.8): An unauthenticated remote attacker can bypass the login to the web application of the affected devices making it…
CVE-2025-41646 — Critical (CVSS 9.8): An unauthorized remote attacker can bypass the authentication of the affected software package by misusing an incorrect…
CVE-2021-33318 — Critical (CVSS 9.8): An Input Validation Vulnerability exists in Joel Christner .NET C# packages WatsonWebserver, IpMatcher 1.0.4.1 and…
CVE-2020-25576 — Critical (CVSS 9.8): An issue was discovered in the rand_core crate before 0.4.2 for Rust. Casting of byte slices to integer slices…
CVE-2020-6151 — Critical (CVSS 9.8): A memory corruption vulnerability exists in the TIFF handle_COMPRESSION_PACKBITS functionality of Accusoft ImageGear…

Browse all CWE-704 (Incorrect Type Conversion or Cast) vulnerabilities →