kauth: service invoking dbus is not properly checked and allows local privilege escalation
Published May 17, 2017
7.8
HIGHCVSS 3.0
EPSS 1.80%
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.
Affected products
No data.
No data.
Red Hat Enterprise Linux 7
kdelibs-6:4.14.8-6.el7_3
Fixed · RHSA-2017:1264
Red Hat Enterprise Linux 5
kdelibs
Not affected
Red Hat Enterprise Linux 6
kdelibs
Not affected
Red Hat Enterprise Linux 6
kdelibs-experimental
Not affected
Red Hat Enterprise Linux 6
kdelibs3
Not affected
Red Hat Enterprise Linux 7
kdelibs-experimental
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 7 | kdelibs-6:4.14.8-6.el7_3 | Fixed | RHSA-2017:1264 |
| Red Hat Enterprise Linux 5 | kdelibs | Not affected | n/a |
| Red Hat Enterprise Linux 6 | kdelibs | Not affected | n/a |
| Red Hat Enterprise Linux 6 | kdelibs-experimental | Not affected | n/a |
| Red Hat Enterprise Linux 6 | kdelibs3 | Not affected | n/a |
| Red Hat Enterprise Linux 7 | kdelibs-experimental | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AV:L/AC:L/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.80% (0.01805) | 77.76th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.80% (0.01805) | 75.64th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.37% (0.00373) | 56.95th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00042) | 5.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 5.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.28% (0.01282) | 68.34th | v2 (v2022.01.01) |
| Feb 22, 2023 | 1.28% (0.01282) | 68.05th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.28% (0.01282) | 65.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.28% (0.01282) | 41.72th | v2 (v2022.01.01) |
| Feb 3, 2022 | 5.70% (0.05701) | 80.55th | v1 |
| Jan 6, 2022 | 5.70% (0.05701) | 80.35th | v1 |
| Sep 1, 2021 | 5.70% (0.05701) | 89.01th | v1 |
| Apr 14, 2021 | 5.70% (0.05701) | 0.00th | v1 |
References (15)
- http://seclists.org/oss-sec/2017/q2/240
- http://www.debian.org/security/2017/dsa-3849 vendor-advisoryx_refsource_DEBIAN
- http://www.openwall.com/lists/oss-security/2017/05/10/3 mailing-listx_refsource_MLISTThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/bid/98412 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1038480 vdb-entryx_refsource_SECTRACK
- https://access.redhat.com/errata/RHSA-2017:1264 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2017-8422 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1449647 x_refsource_CONFIRMIssue TrackingPatch
- https://cgit.kde.org/kauth.git/commit/?id=df875f725293af53399f5146362eb158b4f9216a x_refsource_CONFIRMPatch
- https://cgit.kde.org/kdelibs.git/commit/?id=264e97625abe2e0334f97de17f6ffb52582888ab x_refsource_CONFIRMPatch
- https://nvd.nist.gov/vuln/detail/CVE-2017-8422
- https://security.gentoo.org/glsa/201706-29 vendor-advisoryx_refsource_GENTOO
- https://www.cve.org/CVERecord?id=CVE-2017-8422
- https://www.exploit-db.com/exploits/42053/ exploitx_refsource_EXPLOIT-DB
- https://www.kde.org/info/security/advisory-20170510-1.txt x_refsource_CONFIRMPatchVendor Advisory
Change history (0)
No recorded changes yet.