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Fencer Vulns
high 7.8

CVE-2016-10345 json

Phusion Passenger uses a known /tmp filename

published 2017-04-18 9 y ago modified 2026-06-17 4 mo ago also GHSA-cqxw-3p7v-p9gr , EUVD-2018-0392

cvss
7.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 40%
public exploits
0
none known

Summary

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.

Patch / fix

  • rubygems passenger 5.1.0
  • passenger Debian 14, Debian 13, Debian 12 6.0.10-1

debian advisories DEBIAN-CVE-2016-10345

  • rubygem-passenger WebYast 1.3, Studio Onsite 1.3, Lifecycle Management Server 1.3 3.0.14-0.17.1

suse advisories SUSE-SU-2017:1316-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2016-10345 updated cvss 5.5

passenger: File overwrite vulnerability in passenger-install-nginx-module

  • Red Hat Enterprise Linux OpenStack Platform 6 (Juno) Installer rubygem-passenger, ruby193-rubygem-passenger Red Hat OpenShift Enterprise 2 rubygem-passenger, ruby200-rubygem-passenger, ruby-193-rubygem-passenger
    affected: no fix planned “Will not fix”
  • Red Hat Ceph Storage 1.3 rubygem-passenger, ruby193-rubygem-passenger Red Hat Satellite 6 mod_passenger, rubygem-passenger, rubygem-passenger-native, ruby193-rubygem-passenger, rubygem-passenger-native-libs Red Hat Software Collections rh-passenger40-ruby22, rh-passenger40-ruby193, rh-passenger40-ruby200, rh-passenger40-passenger, rh-passenger40-mod_passenger
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.46% chance of exploitation in the next 30 days, higher than 40% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 7.8 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 4.6 AV:L/AC:L/Au:N/C:P/I:P/A:P
GitHub 3.0 7.8 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
rubygems passenger
<5.1.0
5.1.0

Classification

Weakness
  • CWE-264 Permissions, Privileges, and Access Controls

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.