#VU53399 Security features bypass

Published: 2021-05-20

Vulnerability identifier: #VU53399

Vulnerability 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


Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
Client/Desktop applications / Other client software

Vendor: Open Container Initiative


The 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.

Install updates from vendor's website.

Vulnerable software versions

runc: 1.0.0 rc94


External links

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.

Latest bulletins with this vulnerability