CVE-2021-25746

A security issue was discovered in ingress-nginx where a user that can create or update ingress objects can use .metadata.annotations in an Ingress object (in the networking.k8s.io or extensions API group) to obtain the credentials of the ingress-nginx controller. In the default configuration, that credential has access to all secrets in the cluster.

CVSS v3.1

7.1 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N

CVSS v3.1

7.6 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L

CVSS v2.0

5.5 MEDIUMAV:N/AC:L/Au:S/C:P/I:P/A:N

EPSS

1.41% chance of exploitation in the next 30 days, 71th percentile

Published

2022-05-06

Updated

2024-09-17

Proof-of-concept exploits (1)

• cloud-Xolt/CVE0★ · 2023-11-30

References

• CVE Record
• NVD entry

Related

• CVE-2021-25742
• CVE-2021-25745
• CVE-2021-25748
• CVE-2023-5044
• CVE-2021-25743
• CVE-2021-25783