What is CVE-2021-33635?

CVE-2021-33635 is a critical-severity vulnerability in Openeuler Isula, classified under Improper Initialization. CVSS score: 9.8/10. Published 2023-10-29.

How severe is CVE-2021-33635?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2021-33635 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

RCE in Openeuler Isula

CVE-2021-33635

When malicious images are pulled by isula pull, attackers can execute arbitrary code.

Vulnerability class: Dirty Pipe (CVE-2022-0847)

EPSS: 0.006 (42.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Openeuler Isula — versions 2.0.8-20210518.144540, 2.0.18-10, 2.1.2
Openeuler Isulad — versions 0

Weakness classification (CWE)

Public proof-of-concept exploits

ARPSyndicate/cve-scores

References

securities@openeuler.org (Vendor Advisory)
securities@openeuler.org (Patch)
securities@openeuler.org (Patch)

Frequently asked questions

What is CVE-2021-33635?: CVE-2021-33635 is a critical-severity vulnerability in Openeuler Isula, classified under Improper Initialization. CVSS score: 9.8/10. Published 2023-10-29.
How severe is CVE-2021-33635?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2021-33635 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.