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CVE-2021-33574: glibc 2.32, 2.33; +16 more affected products
CVE-2021-33574. CVSS 3.1 base score 9.8 (CRITICAL, NVD). EPSS 0.02874 (percentile 0.86481), scored 13-Oct-2026.
Affected technology
glibc · 2.32
gnu
glibc · 2.33
gnu
fedora · 33
fedoraproject
fedora · 34
fedoraproject
cloud backup · Version not applicable in the source CPE
netapp
e-series santricity os controller · from 11.0 (inclusive), through 11.70.1 (inclusive)
netapp
solidfire baseboard management controller firmware · Version not applicable in the source CPE
netapp
h300s firmware · Version not applicable in the source CPE
netapp
h500s firmware · Version not applicable in the source CPE
netapp
h700s firmware · Version not applicable in the source CPE
netapp
h300e firmware · Version not applicable in the source CPE
netapp
h500e firmware · Version not applicable in the source CPE
netapp
h700e firmware · Version not applicable in the source CPE
netapp
h410s firmware · Version not applicable in the source CPE
netapp
debian linux · 10.0
debian
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: versions 2.32 and 2.33
Component: Not specified by the source
Function: in
Attack conditions (NVD, CVSS 3.1): Network (remote) · No privileges required · No user interaction required
What an attacker can do
The source reports that an attacker could disrupt service. NVD’s CVSS 3.1 assessment (base score 9.8/10) rates confidentiality, integrity and availability impact as high.
- CWE
- CWE-416
- CCR priority
- 39.9 /100 (P4)
- CVSS 3.1
- 9.8 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · NVD
- EPSS
- 0.02874 · percentile 0.86481 · 2026-10-13
- KEV
- no
Provenance
- GitHub Advisory Database · Source record · observed 2026-10-14 16:01:16.619248+00:00 UTC
- NVD CVE API 2.0 · Source record · observed 2026-10-14 15:56:36.793806+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2021-33574.html