How severe is CVE-2016-10345?

CVE-2016-10345 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2016-10345 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-10345?

CVE-2016-10345 affects Phusion Passenger. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-10345?

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-2016-10345 published?

CVE-2016-10345 was published on 2017-04-18 and last updated on 2026-06-17.

CVE-2016-10345

CVE-2016-10345 is a high-severity vulnerability in Phusion Passenger 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-264.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 4.6
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Phusion Passenger
Published: 2017-04-18
Last modified: 2026-06-17

Description

In Phusion Passenger before 5.1.0, a known /tmp filename was used during passenger-install-nginx-module execution, which could allow local attackers to gain the privileges of the passenger user.

Frequently asked questions

What is CVE-2016-10345?: In Phusion Passenger before 5.1.0, a known /tmp filename was used during passenger-install-nginx-module execution, which could allow local attackers to gain the privileges of the passenger user.
How severe is CVE-2016-10345?: CVE-2016-10345 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-10345 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-10345?: CVE-2016-10345 affects Phusion Passenger. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-10345?: 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-2016-10345 published?: CVE-2016-10345 was published on 2017-04-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:phusion:passenger:*:*:*:*:*:*:*:*

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