9

CVE-2022-0811: kubernetes cri-o Improper Control of Generation of Code

Modified
AliasesRHSA-2022:0810RHSA-2022:0860GHSA-6x2m-w449-qwx7
Published 16-03-2022Last modified 02-08-2024

Vulnerability summary

CVE-2022-0811 is a high (CVSS 9.0) Improper Control of Generation of Code vulnerability in kubernetes cri-o. EPSS estimates a 19.05% chance of exploitation in the next 30 days, higher than 97.3% of scored vulnerabilities.

Priority
Routine

Not severe (CVSS 8.8, network access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
9.0/10
010
High · v2.0 (NVD)
EPSS score
19.05%
0%100%
Medium · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 3
RHSA-2022:0866RHSA-2022:0870RHSA-2022:0871

Timeline

  1. 16-03-2022
    PublishedVulnerability first disclosed.
  2. 02-08-2024
    Last modifiedVulnerability information updated.

Description

A flaw was found in CRI-O in the way it set kernel options for a pod. This issue allows anyone with rights to deploy a pod on a Kubernetes cluster that uses the CRI-O runtime to achieve a container escape and arbitrary code execution as root on the cluster node, where the malicious pod was deployed.

CVSS metrics

5 scores · 4 sources · 2 versions

EPSS trend

Probability

19.05%

Chance of exploitation in the next 30 days

Percentile

97%

Versus all other CVEs

30-day change

No change 0.00 pp

From 19.05% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Version check

Known conditions: network-reachable, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.

Redhat3 products
  • cri-o< 0:1.23.1-12.rhaos4.10.git1607c6e.el7 | < 0:1.23.1-12.rhaos4.10.git1607c6e.el8 | < 0:1.22.2-3.rhaos4.9.gitb030be8.el7 | < 0:1.22.2-3.rhaos4.9.gitb030be8.el8
  • cri-o-debuginfo< 0:1.23.1-12.rhaos4.10.git1607c6e.el7 | < 0:1.23.1-12.rhaos4.10.git1607c6e.el8 | < 0:1.22.2-3.rhaos4.9.gitb030be8.el7 | < 0:1.22.2-3.rhaos4.9.gitb030be8.el8
  • cri-o-debugsource< 0:1.23.1-12.rhaos4.10.git1607c6e.el8 | < 0:1.22.2-3.rhaos4.9.gitb030be8.el8
Alpine1 product
  • cri-o≥ 1.19.0, < 1.23.2-r0
Github.com/cri-o1 product
  • cri-o≥ 1.19.0, < 1.19.6 | ≥ 1.20.0, < 1.20.7 | ≥ 1.21.0, < 1.21.6 | ≥ 1.22.0, < 1.22.3 | ≥ 1.23.0, < 1.23.2
Kubernetes1 product
  • cri-o≥ 1.19.0, < 1.19.6 | ≥ 1.20.0, < 1.20.7 | ≥ 1.21.0, < 1.21.6 | ≥ 1.22.0, < 1.22.3 | ≥ 1.23.0, < 1.23.2

4 vendors · 6 products

References

15 links
Show all 15 references