Medium severity · published Jul 10, 2018
CVE-2018-1116
A flaw was found in polkit before version 0.116
4.4
CVSS
1.2%
EPSS
No
On KEV
Description
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 vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 68% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
8.0 · source: NVD
PO
Polkit · Polkit Project
before 0.115 · source: NVD
UL
Ubuntu Linux · Canonical
12.04 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-1116
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-1116
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1116
Patch
https://cgit.freedesktop.org/polkit/commit/?id=bc7ffad5364
Mailing List
https://lists.debian.org/debian-lts-announce/2018/07/msg00042.html
Third Party Advisory
https://security.gentoo.org/glsa/201908-14
Third Party Advisory
https://usn.ubuntu.com/3717-2/
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