CVE-2018-1116

lowpriority · track · 18OT risk · elevatedEPSS 0.012 · 68 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.20% (68th) EPSS

CVSS 3.6 · low

Is it mine?

4 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-28

A flaw was found in polkit before version 0.116. The implementation of the polkit_backend_interactive_authority_check_authorization function in polkitd allows to test for authentication and trigger authentication of unrelated processes owned by other users. This may result in a local DoS and information disclosure.

cvss

Technical severity, 0–10. One row per scoring source.

4.7

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 3.6–4.7

v2.03.6lowAV:L/AC:L/Au:N/C:P/I:N/A:Pprimary · NVD / NIST USexploitability 3.9 · impact 4.9

v3.14.4mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:Lprimary · NVD / NIST USexploitability 1.8 · impact 2.5

v3.04.7mediumCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:Lsecondary · ENISA EU

v3.04.7mediumCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:Lsecondary · secalert@redhat.com USexploitability 1.2 · impact 3.4

v3.14.1mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-862USprimaryCWE-285US

affected products (4)

Products and version ranges known to be affected.

[UNKNOWN] Polkit≤ polkit 0.116enisa_euvdEU
canonical ubuntu linux= 12.04nvdUScpe:2.3:o:canonical:ubuntu_linux:*:*:*:*:*:*:*:*
debian debian linux= 8.0nvdUScpe:2.3:o:debian:debian_linux:*:*:*:*:*:*:*:*
polkit project polkit< 0.115nvdUScpe:2.3:a:polkit_project:polkit:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2018-07-10modified 2026-06-17

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+11517 more

references (17)

External citations — patches, advisories, analysis.

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