Risk | Low |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2021-30465 |
CWE-ID | CWE-254 |
Exploitation vector | Local network |
Public exploit | N/A |
Vulnerable software Subscribe |
runc (Red Hat package) Operating systems & Components / Operating system package or component openshift-kuryr (Red Hat package) Operating systems & Components / Operating system package or component openshift (Red Hat package) Operating systems & Components / Operating system package or component jenkins (Red Hat package) Operating systems & Components / Operating system package or component Red Hat OpenShift Container Platform Client/Desktop applications / Software for system administration |
Vendor | Red Hat Inc. |
Security Bulletin
This security bulletin contains one low risk vulnerability.
EUVDB-ID: #VU53399
Risk: Low
CVSSv3.1: 6.6 [CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-30465
CWE-ID:
CWE-254 - Security Features
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to the security features bypass issue. A remote authenticated attacker on the local network can perform a symlink exchange attack and host filesystem being bind-mounted into the container.
MitigationInstall updates from vendor's website.
runc (Red Hat package): 1.0.0-1.rc2.el7 - 1.0.0-95.rhaos4.8.gitcd80260.el8
openshift-kuryr (Red Hat package): 4.7.0-202103171728.p0.git.2502.8383c08.el8 - 4.7.0-202105111743.p0.git.36c2cdd.el8
openshift (Red Hat package): 4.7.0-202103181538.p0.git.97109.7576cdc.el7 - 4.7.0-202105111743.p0.git.75370d3.el8
jenkins (Red Hat package): 2.277.3.1620393611-1.el8
Red Hat OpenShift Container Platform: 4.7.0 - 4.7.11
External linkshttp://access.redhat.com/errata/RHSA-2021:1562
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the local network (LAN).
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.