Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2021-43784 |
CWE-ID | CWE-190 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
runc Client/Desktop applications / Other client software |
Vendor | Open Container Initiative |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU58522
Risk: Medium
CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-43784
CWE-ID:
CWE-190 - Integer overflow
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to integer overflow in netlink bytemsg length field. A remote authenticated attacker can pass specially crafted data to the application, trigger integer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsrunc: 1.0.0 - 1.0.2
External linkshttp://github.com/opencontainers/runc/releases/tag/v1.0.3
http://github.com/opencontainers/runc/security/advisories/GHSA-v95c-p5hm-xq8f
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.