SARA / Free Tools / CVE / CVE-2023-1260

CVE-2023-1260 — An authentication bypass vulnerability was discovered in kube-apiserver

An authentication bypass vulnerability was discovered in kube-apiserver. This issue could allow a remote, authenticated attacker who has been given permissions "update, patch" the "pods/ephemeralcontainers" subresource beyond what the default is. They would th

CVSS
8.0 HIGH
EPSS
0.06% (top 82.20%)
CWE
CWE-288
Published
2023-09-24T00:07:08.130Z
Last modified
2024-08-02T05:40:59.774Z
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

01What is this vulnerability?

An authentication bypass vulnerability was discovered in kube-apiserver. This issue could allow a remote, authenticated attacker who has been given permissions "update, patch" the "pods/ephemeralcontainers" subresource beyond what the default is. They would then need to create a new pod or patch one that they already have access to. This might allow evasion of SCC admission restrictions, thereby…

02Affected products

VendorProductVersions
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Red HatRed Hat OpenShift Container Platform 4.100:4.10.0-202308291228.p0.g26fdcdf.assembly.stream.el7
Red HatRed Hat OpenShift Container Platform 4.110:4.11.0-202307200925.p0.ga9da4a8.assembly.stream.el8
Red HatRed Hat OpenShift Container Platform 4.120:4.12.0-202307040929.p0.g1485cc9.assembly.stream.el9
Red HatRed Hat OpenShift Container Platform 4.130:4.13.0-202307132344.p0.gf245ced.assembly.stream.el8
Red HatRed Hat OpenShift Container Platform 4.140:4.14.0-202310261440.p0.g1586504.assembly.4.14.0.el9
Red HatRed Hat OpenShift Container Platform 4unspecified
Red HatRed Hat OpenShift Container Platform 4unspecified
Red HatRed Hat OpenShift Container Platform 4unspecified

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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