CVE-2021-3979
CVSS V2 None
CVSS V3 Medium 6.5
Description
A key length flaw was found in Red Hat Ceph Storage. An attacker can exploit the fact that the key length is incorrectly passed in an encryption algorithm to create a non random key, which is weaker and can be exploited for loss of confidentiality and integrity on encrypted disks.
Overview
- CVE ID
- CVE-2021-3979
- Assigner
- secalert@redhat.com
- Vulnerability Status
- Modified
- Published Version
- 2022-08-25T20:15:09
- Last Modified Date
- 2023-02-12T23:42:59
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:a:redhat:ceph_storage:3.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:redhat:ceph_storage:4.3:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:redhat:ceph_storage:5.1:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:redhat:openshift_container_storage:4.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:redhat:openshift_data_foundation:4.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:redhat:openstack_platform:13.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:redhat:ceph_storage_for_ibm_z_systems:4.0:*:*:*:*:*:*:* | 1 | OR | ||
| AND | ||||
| cpe:2.3:a:redhat:ceph_storage:4.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:redhat:ceph_storage:5.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:redhat:ceph_storage_for_power:4.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:a:redhat:ceph_storage:4.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:redhat:ceph_storage:5.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:redhat:ceph_storage_for_power:4.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- LOW
- Availability Impact
- NONE
- Base Score
- 6.5
- Base Severity
- MEDIUM
- Exploitability Score
- 3.9
- Impact Score
- 2.5
References
| Reference URL | Reference Tags |
|---|---|
| https://access.redhat.com/errata/RHSA-2022:1174 | |
| https://access.redhat.com/errata/RHSA-2022:1716 | |
| https://access.redhat.com/security/cve/CVE-2021-3979 | Vendor Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=2024788 | Issue Tracking Vendor Advisory |
| https://github.com/ceph/ceph/commit/47c33179f9a15ae95cc1579a421be89378602656 | Patch Third Party Advisory |
| https://github.com/ceph/ceph/pull/44765 | Patch Third Party Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BPOK44BESMIFW6BIOGCN452AKKOIIT6Q/ | |
| https://tracker.ceph.com/issues/54006 | Issue Tracking Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-3979 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3979 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-08-25 21:00:16 | Added to TrackCVE | |||
| 2022-12-08 23:15:30 | 2022-12-08T22:34:09 | CVE Modified Date | updated | |
| 2022-12-08 23:15:30 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |
| 2023-02-02 22:14:18 | 2023-02-02T21:21:37 | CVE Modified Date | updated | |
| 2023-02-02 22:14:18 | Analyzed | Modified | Vulnerability Status | updated |
| 2023-02-02 22:14:19 | References | updated | ||
| 2023-02-13 01:13:59 | 2023-02-12T23:42:59 | CVE Modified Date | updated |