Risk | Low |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2021-3979 |
CWE-ID | CWE-327 |
Exploitation vector | Local |
Public exploit | N/A |
Vulnerable software |
openEuler Operating systems & Components / Operating system libcephfs2 Operating systems & Components / Operating system package or component librbd-devel Operating systems & Components / Operating system package or component rbd-fuse Operating systems & Components / Operating system package or component ceph-test Operating systems & Components / Operating system package or component ceph-mon Operating systems & Components / Operating system package or component ceph-radosgw Operating systems & Components / Operating system package or component ceph-debugsource Operating systems & Components / Operating system package or component rbd-nbd Operating systems & Components / Operating system package or component ceph-resource-agents Operating systems & Components / Operating system package or component librgw2 Operating systems & Components / Operating system package or component python-rgw Operating systems & Components / Operating system package or component python3-rgw Operating systems & Components / Operating system package or component ceph-osd Operating systems & Components / Operating system package or component libradosstriper1 Operating systems & Components / Operating system package or component python3-cephfs Operating systems & Components / Operating system package or component rbd-mirror Operating systems & Components / Operating system package or component libradosstriper-devel Operating systems & Components / Operating system package or component python3-rbd Operating systems & Components / Operating system package or component python-ceph-compat Operating systems & Components / Operating system package or component python3-ceph-argparse Operating systems & Components / Operating system package or component rados-objclass-devel Operating systems & Components / Operating system package or component librados-devel Operating systems & Components / Operating system package or component python-rados Operating systems & Components / Operating system package or component ceph-selinux Operating systems & Components / Operating system package or component libcephfs-devel Operating systems & Components / Operating system package or component librbd1 Operating systems & Components / Operating system package or component ceph-debuginfo Operating systems & Components / Operating system package or component ceph-fuse Operating systems & Components / Operating system package or component python-cephfs Operating systems & Components / Operating system package or component ceph-mgr Operating systems & Components / Operating system package or component ceph-common Operating systems & Components / Operating system package or component ceph-mds Operating systems & Components / Operating system package or component librgw-devel Operating systems & Components / Operating system package or component librados2 Operating systems & Components / Operating system package or component python3-rados Operating systems & Components / Operating system package or component python-rbd Operating systems & Components / Operating system package or component ceph-base Operating systems & Components / Operating system package or component ceph Operating systems & Components / Operating system package or component |
Vendor | openEuler |
Security Bulletin
This security bulletin contains one low risk vulnerability.
EUVDB-ID: #VU66551
Risk: Low
CVSSv4.0: 1.7 [CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2021-3979
CWE-ID:
CWE-327 - Use of a Broken or Risky Cryptographic Algorithm
Exploit availability: No
DescriptionThe vulnerability allows an attacker to gain access to sensitive information.
The vulnerability exists due to Ceph volume does not the honour osd_dmcrypt_key_size, resulting in the key length is being incorrectly passed in an encryption algorithm to create a non random key. An attacker with physical access to encrypted device can decrypt data and gain access to sensitive information.
Install updates from vendor's repository.
Vulnerable software versionsopenEuler: 20.03 LTS SP1 - 20.03 LTS SP3
libcephfs2: before 12.2.8-20
librbd-devel: before 12.2.8-20
rbd-fuse: before 12.2.8-20
ceph-test: before 12.2.8-20
ceph-mon: before 12.2.8-20
ceph-radosgw: before 12.2.8-20
ceph-debugsource: before 12.2.8-20
rbd-nbd: before 12.2.8-20
ceph-resource-agents: before 12.2.8-20
librgw2: before 12.2.8-20
python-rgw: before 12.2.8-20
python3-rgw: before 12.2.8-20
ceph-osd: before 12.2.8-20
libradosstriper1: before 12.2.8-20
python3-cephfs: before 12.2.8-20
rbd-mirror: before 12.2.8-20
libradosstriper-devel: before 12.2.8-20
python3-rbd: before 12.2.8-20
python-ceph-compat: before 12.2.8-20
python3-ceph-argparse: before 12.2.8-20
rados-objclass-devel: before 12.2.8-20
librados-devel: before 12.2.8-20
python-rados: before 12.2.8-20
ceph-selinux: before 12.2.8-20
libcephfs-devel: before 12.2.8-20
librbd1: before 12.2.8-20
ceph-debuginfo: before 12.2.8-20
ceph-fuse: before 12.2.8-20
python-cephfs: before 12.2.8-20
ceph-mgr: before 12.2.8-20
ceph-common: before 12.2.8-20
ceph-mds: before 12.2.8-20
librgw-devel: before 12.2.8-20
librados2: before 12.2.8-20
python3-rados: before 12.2.8-20
python-rbd: before 12.2.8-20
ceph-base: before 12.2.8-20
ceph: before 12.2.8-20
CPE2.3https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2022-1528
Q & A
Can this vulnerability be exploited remotely?
No. The attacker should have physical access to the system in order to successfully exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.