High severity · published May 17, 2017
CVE-2017-8422
KDE kdelibs before 4.14.32 and KAuth before 5.34 allow local users to gain root privileges by spoofing a callerID and leveraging a privileged helper app
7.8
CVSS
1.8%
EPSS
No
On KEV
Description
KDE kdelibs before 4.14.32 and KAuth before 5.34 allow local users to gain root privileges by spoofing a callerID and leveraging a privileged helper app.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.8% · higher than 78% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KA
Kauth · Kde
through 5.33 · source: NVD
KD
Kdelibs · Kde
through 4.14.31 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-8422
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-8422
www.debian.org
http://www.debian.org/security/2017/dsa-3849
Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/05/10/3
Third Party Advisory
http://www.securityfocus.com/bid/98412
www.securitytracker.com
http://www.securitytracker.com/id/1038480
access.redhat.com
https://access.redhat.com/errata/RHSA-2017:1264
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1449647
More from Kauth
8.1
CVE-2019-7443
KDE KAuth before 5.55 allows the passing of parameters with arbitrary types to helpers running as root over DBus via DBusHelperProxy.cpp
–
CVE-2014-5033
KDE kdelibs before 4.14 and kauth before 5.1 does not properly use D-Bus for communication with a polkit authority, which allows local users to bypass intended access restrictions…