SARA / Free Tools / CVE / CVE-2018-1116

CVE-2018-1116 — A flaw was found in polkit before version 0

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 l

CVSS
4.7 MEDIUM
EPSS
0.07% (top 80.20%)
CWE
CWE-285
Published
2018-07-10T19:00:00.000Z
Last modified
2024-08-05T03:51:48.873Z
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L

01What is this vulnerability?

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.

02Affected products

VendorProductVersions
[UNKNOWN]polkitpolkit 0.116

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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