AccessKeyID validation bypass
Published Jul 12, 2022
8.8
HIGHCVSS 3.1
EPSS 1.10%
Description
A security issue was discovered in aws-iam-authenticator where an allow-listed IAM identity may be able to modify their username and escalate privileges.
Affected products
-
- Version unspecifiedStatusaffectedConstraints<v0.5.9
- Version v0.5.2StatusaffectedConstraints<unspecified
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Kubernetes | AWS-Iam-Authenticator | n/a |
|
- ≥ 0.5.2 · < 0.5.9
No data.
Red Hat OpenShift Container Platform 4
openshift4/ose-hypershift-rhel9
Affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat OpenShift Container Platform 4 | openshift4/ose-hypershift-rhel9 | Affected | n/a |
sigs.k8s.io/aws-iam-authenticator
Go
Introduced 0 Fixed 0.5.9
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| Go | sigs.k8s.io/aws-iam-authenticator | 0 | 0.5.9 |
Remediation
Vendor solution
Prior to upgrading, this vulnerability can be mitigated by not using the {{AccessKeyID}} template value to construct usernames.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1 other source (GHSA) ▾
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:S/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.10% (0.01101) | 64.45th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.83% (0.00830) | 52.60th | v5 (v2026.06.15) |
| Mar 30, 2025 | 0.37% (0.00367) | 55.70th | v4 (v2025.03.14) |
| Mar 29, 2025 | 1.50% (0.01496) | 69.30th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.37% (0.00367) | 56.50th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.09% (0.00087) | 38.63th | v3 (v2023.03.01) |
| Feb 2, 2024 | 0.09% (0.00087) | 36.11th | v3 (v2023.03.01) |
| Jul 19, 2023 | 0.07% (0.00072) | 29.67th | v3 (v2023.03.01) |
| Jun 12, 2023 | 0.06% (0.00057) | 21.74th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.05% (0.00048) | 14.59th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Feb 14, 2023 | 0.89% (0.00885) | 27.59th | v2 (v2022.01.01) |
| Jul 13, 2022 | 0.89% (0.00885) | 25.58th | v2 (v2022.01.01) |
References (10)
- https://access.redhat.com/security/cve/CVE-2022-2385 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2107036 Issue Tracking
- https://github.com/advisories/GHSA-pp3f-98qg-5g75 Advisory
- https://github.com/kubernetes-sigs/aws-iam-authenticator/commit/029d1dcf2ec8d662d9b1c21260bb197404bc8218
- https://github.com/kubernetes-sigs/aws-iam-authenticator/issues/472 x_refsource_MISCIssue TrackingThird Party Advisory
- https://github.com/kubernetes-sigs/aws-iam-authenticator/pull/469
- https://github.com/kubernetes-sigs/aws-iam-authenticator/releases/tag/v0.5.9
- https://groups.google.com/a/kubernetes.io/g/dev/c/EMxHpU-1ZYs x_refsource_MISCIssue TrackingMailing ListThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2022-2385
- https://www.cve.org/CVERecord?id=CVE-2022-2385
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2022-2385 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=2107036 | Issue Tracking | |
| https://github.com/advisories/GHSA-pp3f-98qg-5g75 | Advisory | |
| https://github.com/kubernetes-sigs/aws-iam-authenticator/commit/029d1dcf2ec8d662d9b1c21260bb197404bc8218 | ||
| https://github.com/kubernetes-sigs/aws-iam-authenticator/issues/472 | x_refsource_MISCIssue TrackingThird Party Advisory | |
| https://github.com/kubernetes-sigs/aws-iam-authenticator/pull/469 | ||
| https://github.com/kubernetes-sigs/aws-iam-authenticator/releases/tag/v0.5.9 | ||
| https://groups.google.com/a/kubernetes.io/g/dev/c/EMxHpU-1ZYs | x_refsource_MISCIssue TrackingMailing ListThird Party Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2022-2385 | ||
| https://www.cve.org/CVERecord?id=CVE-2022-2385 |
Change history (0)
No recorded changes yet.