CVE-2021-3673

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

1.80% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 76.5% of scored records. A rank, not a probability.

NVD base score

7.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2021-08-02 18:09Z5 YR AGO

Last updated

2024-08-03 17:01Z2 YR AGO

Reserved

2021-08-02

Assigning CNA

fedora

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-20Improper Input ValidationClass
• CWE-252Unchecked Return ValueBase

Data version

5.1

Document digest

80e182a0fdb8981f6797f96f214f7f94ac53e8393d8590270b9554a126439501

• bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1989130x_refsource_MISC
• lists.fedoraproject.orgFEDORA-2021-c1a0dc39b4https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JIARALLVVY2362AYFSFULTZKIW6QO5R5/vendor-advisoryx_refsource_FEDORA
• lists.fedoraproject.orgFEDORA-2021-55198e6804https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NFQPEPMLAOQNGZG5OHSPZBNONGG4DDJO/vendor-advisoryx_refsource_FEDORA
• lists.fedoraproject.orgFEDORA-2021-d206891379https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XGOU2EFE7YK2YDRNFV6QFUWW2SL2GGQA/vendor-advisoryx_refsource_FEDORA
• lists.fedoraproject.orgFEDORA-2022-ba3248e596https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SKGIB52R4XPCPNEW6GF56EHW7ST24IJU/vendor-advisoryx_refsource_FEDORA
• lists.fedoraproject.orgFEDORA-2022-3fc85cd09chttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IQIRJ72UALGMSWH6MYPVJQQLXFGZ23RS/vendor-advisoryx_refsource_FEDORA