Critical severity · published Dec 5, 2018
CVE-2018-1002105
In all Kubernetes versions prior to v1.10.11, v1.11.5, and v1.12.3, incorrect handling of error responses to proxied upgrade requests in the kube-apiserver allowed specially…
9.8
CVSS
87%
EPSS
No
On KEV
Description
In all Kubernetes versions prior to v1.10.11, v1.11.5, and v1.12.3, incorrect handling of error responses to proxied upgrade requests in the kube-apiserver allowed specially crafted requests to establish a connection through the Kubernetes API server to backend servers, then send arbitrary requests over the same connection directly to the backend, authenticated with the Kubernetes API server's TLS credentials used to establish the backend connection.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)87.0% · higher than 100% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KU
Kubernetes · Kubernetes
1.0.0 through 1.9.11; 1.10.0 through 1.10.10; 1.11.0 through 1.11.4; 1.12.0 through 1.12.2; 1.9.12 · source: NVD
OC
Openshift Container Platform · Redhat
3.2; 3.3; 3.4; 3.5; 3.6; 3.8; +2 more · source: NVD
TR
Trident · Netapp
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-1002105
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-1002105
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00041.html
www.openwall.com
http://www.openwall.com/lists/oss-security/2019/06/28/2
www.openwall.com
http://www.openwall.com/lists/oss-security/2019/07/06/3
www.openwall.com
http://www.openwall.com/lists/oss-security/2019/07/06/4
Third Party Advisory
http://www.securityfocus.com/bid/106068
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3537
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