CVE-2021-33638

Run copy with container in a malicious directory may cause container escaping

Description

When the isula cp command is used to copy files from a container to a host machine and the container is controlled by an attacker, the attacker can escape the container.

Category

8.4
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.03%
Vendor Advisory openeuler.org
Affected: openEuler iSulad
Published at:
Updated at:

References

Link Tags
https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2023-1686 vendor advisory
https://gitee.com/src-openeuler/iSulad/pulls/627/files patch
https://gitee.com/src-openeuler/iSulad/pulls/600/files patch

Frequently Asked Questions

What is the severity of CVE-2021-33638?
CVE-2021-33638 has been scored as a high severity vulnerability.
How to fix CVE-2021-33638?
To fix CVE-2021-33638, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-33638 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-33638 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-33638?
CVE-2021-33638 affects openEuler iSulad.
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