Vulnerability in [Freedesktop.org] Systemd
CVE-2019-3844
It was discovered that a systemd service that uses DynamicUser property can get new privileges through the execution of SUID binaries, which would allow to create binaries owned by the service transient group with the setgid bit set. A loc…
EPSS: 0.009 (55.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- [Freedesktop.org] Systemd — versions 242
- Netapp Cn1610
- Netapp Cn1610_firmware
- Netapp Hci_management_node
- Netapp Snapprotect
- Netapp Solidfire
- Systemd_project Systemd
- Canonical Ubuntu_linux — versions 16.04, 18.04, 19.10
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (x_refsource_CONFIRM, Patch, Third Party Advisory, Issue Tracking)
- secalert@redhat.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- secalert@redhat.com (x_refsource_CONFIRM, Third Party Advisory)
- secalert@redhat.com (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (mailing-list, x_refsource_MLIST)
- secalert@redhat.com (mailing-list, x_refsource_MLIST)
Frequently asked questions
- What is CVE-2019-3844?
- CVE-2019-3844 is a high-severity vulnerability in [Freedesktop.org] Systemd, classified under Privilege Chaining. CVSS score: 7.8/10. Published 2019-04-26.
- How severe is CVE-2019-3844?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2019-3844 known to be exploited?
- 5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.