How severe is CVE-2015-1104?

CVE-2015-1104 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2015-1104 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-1104?

CVE-2015-1104 primarily affects Apple Iphone Os. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-1104?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2015-1104 published?

CVE-2015-1104 was published on 2015-04-10 and last updated on 2026-06-17.

CVE-2015-1104

CVE-2015-1104 is a medium-severity vulnerability in Apple Iphone Os with a CVSS 2.0 base score of 5.0. 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-20.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 7% (93rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Apple Iphone Os
Published: 2015-04-10
Last modified: 2026-06-17

Description

The kernel in Apple iOS before 8.3, Apple OS X before 10.10.3, and Apple TV before 7.2 does not properly determine whether an IPv6 packet had a local origin, which allows remote attackers to bypass an intended network-filtering protection mechanism via a crafted packet.

Frequently asked questions

What is CVE-2015-1104?: The kernel in Apple iOS before 8.3, Apple OS X before 10.10.3, and Apple TV before 7.2 does not properly determine whether an IPv6 packet had a local origin, which allows remote attackers to bypass an intended network-filtering protection mechanism via a crafted packet.
How severe is CVE-2015-1104?: CVE-2015-1104 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2015-1104 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-1104?: CVE-2015-1104 primarily affects Apple Iphone Os. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-1104?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-1104 published?: CVE-2015-1104 was published on 2015-04-10 and last updated on 2026-06-17.

References

Affected products (3)

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

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