How severe is CVE-2016-4749?

CVE-2016-4749 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2016-4749 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-4749?

CVE-2016-4749 affects Apple Iphone Os. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-4749?

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

When was CVE-2016-4749 published?

CVE-2016-4749 was published on 2016-09-18 and last updated on 2026-06-17.

CVE-2016-4749

CVE-2016-4749 is a low-severity vulnerability in Apple Iphone Os with a CVSS 3.x base score of 3.3. 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-200.

Key facts

Severity: Low (CVSS 3.x base score 3.3)
CVSS v2: 2.1
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Apple Iphone Os
Published: 2016-09-18
Last modified: 2026-06-17

Description

Printing UIKit in Apple iOS before 10 mishandles environment variables, which allows local users to discover cleartext AirPrint preview content by reading a temporary file.

Frequently asked questions

What is CVE-2016-4749?: Printing UIKit in Apple iOS before 10 mishandles environment variables, which allows local users to discover cleartext AirPrint preview content by reading a temporary file.
How severe is CVE-2016-4749?: CVE-2016-4749 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2016-4749 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-4749?: CVE-2016-4749 affects Apple Iphone Os. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-4749?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-4749 published?: CVE-2016-4749 was published on 2016-09-18 and last updated on 2026-06-17.

References

Affected products (1)

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

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