CVE-2021-33910: systemd before 246.15 (exclusive), from 247 (inclusive), before 247.8 (exclusive), from 248 (inclusive), before 248.5…

Affected technology

systemd · before 246.15 (exclusive)
systemd project

systemd · from 247 (inclusive), before 247.8 (exclusive)
systemd project

systemd · from 248 (inclusive), before 248.5 (exclusive)
systemd project

systemd · from 249 (inclusive), before 249.1 (exclusive)
systemd project

fedora · 33
fedoraproject

fedora · 34
fedoraproject

debian linux · 10.0
debian

hci management node · Version not applicable in the source CPE
netapp

solidfire · Version not applicable in the source CPE
netapp

n/a · n/a
Vendor not specified by the source

SIMATIC S7-1500 CPU 1518-4 PN/DP MFP · V3.1.0 to before V3.1.5
Siemens

SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP · V3.1.0 to before V3.1.5
Siemens

SIPLUS S7-1500 CPU 1518-4 PN/DP MFP · V3.1.0 to before V3.1.5
Siemens

Description’s affected range: prior to 246.15, 247.8, 248.5, and 249.1

Component: Not specified by the source

Attack conditions (NVD, CVSS 3.1): Local · Low privileges required · No user interaction required

Attack conditions (Source advisory, CVSS 3.1): Local · Low privileges required · No user interaction required

What an attacker can do

NVD’s CVSS 3.1 assessment (base score 5.5/10) rates confidentiality and integrity impact as none; availability impact as high. Source advisory’s CVSS 3.1 assessment (base score 5.5/10) rates confidentiality and integrity impact as none; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.