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CVE-2021-25738: Code exec via yaml parsing #1698

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tallclair opened this issue May 10, 2021 · 0 comments
Closed

CVE-2021-25738: Code exec via yaml parsing #1698

tallclair opened this issue May 10, 2021 · 0 comments

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@tallclair
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tallclair commented May 10, 2021 •
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A security issue was discovered in the Kubernetes Java client library where loading specially-crafted yaml can lead to code execution.

This issue has been rated Medium (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H), and assigned CVE-2021-25738.

Am I vulnerable?

If you process untrusted inputs with the Kubernetes Java Client you may be vulnerable to this issue.

Affected Versions

  • Kubernetes Java Client == v12.0.0
  • Kubernetes Java Client <= v11.0.1
  • Kubernetes Java Client <= v10.0.1
  • Kubernetes Java Client <= v9.0.2

How do I mitigate this vulnerability?

Prior to upgrading, this vulnerability can be mitigated by validating inputs to the client.

Fixed Versions

Detection

If you find evidence that this vulnerability has been exploited, please contact security@kubernetes.io

Acknowledgements

This vulnerability was reported by Jordy Versmissen through our bug bounty.
@tallclair tallclair changed the title Reserved CVE-2021-25738: Code exec via yaml parsing May 17, 2021
@github-actions github-actions bot mentioned this issue May 19, 2021
Open
@lhotari lhotari mentioned this issue Jun 9, 2021
Merged
sijie pushed a commit to apache/pulsar that referenced this issue Jun 18, 2021
@lhotari
[Security] Upgrade k8s client-java to 12.0.1 (#10866)
43f4e44 
### Motivation

- address security vulnerability CVE-2021-25738 which has been reported as kubernetes-client/java#1698

### Modifications

- upgrade kubernetes client-java to 12.0.1
yangl pushed a commit to yangl/pulsar that referenced this issue Jun 23, 2021
@lhotari @yangl
[Security] Upgrade k8s client-java to 12.0.1 (apache#10866)
f65d248 
### Motivation

- address security vulnerability CVE-2021-25738 which has been reported as kubernetes-client/java#1698

### Modifications

- upgrade kubernetes client-java to 12.0.1
codelipenghui pushed a commit to apache/pulsar that referenced this issue Jun 25, 2021
@lhotari @codelipenghui
[Security] Upgrade k8s client-java to 12.0.1 (#10866)
0ee56e2 
### Motivation

- address security vulnerability CVE-2021-25738 which has been reported as kubernetes-client/java#1698

### Modifications

- upgrade kubernetes client-java to 12.0.1

(cherry picked from commit 43f4e44)
@mend-for-github-com mend-for-github-com bot mentioned this issue Jul 14, 2021
Closed
@mend-for-github-com mend-for-github-com bot mentioned this issue Aug 11, 2021
Open
1 task
bharanic-dev pushed a commit to bharanic-dev/pulsar that referenced this issue Mar 18, 2022
@lhotari @ciaocloud
[Security] Upgrade k8s client-java to 12.0.1 (apache#10866)
76917d8 
### Motivation

- address security vulnerability CVE-2021-25738 which has been reported as kubernetes-client/java#1698

### Modifications

- upgrade kubernetes client-java to 12.0.1
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