Upstream information
Description
An issue was discovered in SDDM through 0.17.0. If configured with ReuseSession=true, the password is not checked for users with an already existing session. Any user with access to the system D-Bus can therefore unlock any graphical session. This is related to daemon/Display.cpp and helper/backend/PamBackend.cpp.SUSE information
Overall state of this security issue: Resolved
This issue is currently rated as having moderate severity.
| National Vulnerability Database | |
|---|---|
| Base Score | 6 |
| Vector | AV:N/AC:M/Au:S/C:P/I:P/A:P |
| Access Vector | Network |
| Access Complexity | Medium |
| Authentication | Single |
| Confidentiality Impact | Partial |
| Integrity Impact | Partial |
| Availability Impact | Partial |
| National Vulnerability Database | SUSE | |
|---|---|---|
| Base Score | 7.5 | 5.5 |
| Vector | CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
| Attack Vector | Network | Local |
| Attack Complexity | High | Low |
| Privileges Required | Low | Low |
| User Interaction | None | None |
| Scope | Unchanged | Unchanged |
| Confidentiality Impact | High | High |
| Integrity Impact | High | None |
| Availability Impact | High | None |
| CVSSv3 Version | 3 | 3 |
SUSE Security Advisories:
- openSUSE-SU-2018:2310-1, published Fri Dec 8 15:48:40 2023
List of released packages
| Product(s) | Fixed package version(s) | References |
|---|---|---|
| openSUSE Leap 15.0 |
| Patchnames: openSUSE-2019-594 |
| openSUSE Leap 15.2 |
| Patchnames: openSUSE Leap 15.2 GA sddm-0.18.0-lp152.4.11 |
| openSUSE Leap 15.3 |
| Patchnames: openSUSE Leap 15.3 GA sddm-0.18.0-lp153.1.31 |
| openSUSE Leap 15.4 |
| Patchnames: openSUSE Leap 15.4 GA sddm-0.19.0-lp154.3.6 |
| openSUSE Tumbleweed |
| Patchnames: openSUSE-Tumbleweed-2024-11376 |
SUSE Timeline for this CVE
CVE page created: Tue Jul 17 14:21:26 2018CVE page last modified: Tue Sep 3 19:07:17 2024