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CVE-2021-25741
DEB
HighConfirmedExploit available

A security issue was discovered in Kubernetes where a user may be able to create a container with subpath volume mounts to access files & d…

CVSS
8.8
High
EPSS
0.33
p96
Published
2021-01-01
Updated
2021-01-01
Description

A security issue was discovered in Kubernetes where a user may be able to create a container with subpath volume mounts to access files & directories outside of the volume, including on the host filesystem.

Tags · CWE
CWE-20
CWE-552
CWE-59
CAPEC-3
CAPEC-7
CAPEC-8
CAPEC-9
CAPEC-10
CAPEC-13
CAPEC-14
CAPEC-17
CAPEC-22
CAPEC-23
CAPEC-24
CAPEC-28
CAPEC-31
CAPEC-35
CAPEC-42
CAPEC-43
CAPEC-45
CAPEC-46
CAPEC-47
CAPEC-52
CAPEC-53
CAPEC-63
CAPEC-64
CAPEC-67
CAPEC-71
CAPEC-72
CAPEC-73
CAPEC-76
CAPEC-78
CAPEC-79
CAPEC-80
CAPEC-81
CAPEC-83
CAPEC-85
CAPEC-88
CAPEC-101
CAPEC-104
CAPEC-108
CAPEC-109
CAPEC-110
CAPEC-120
CAPEC-132
CAPEC-135
CAPEC-136
CAPEC-150
CAPEC-153
CAPEC-182
CAPEC-209
CAPEC-230
CAPEC-231
CAPEC-250
CAPEC-261
CAPEC-267
CAPEC-473
CAPEC-588
CAPEC-639
CAPEC-664
Affected products
Kubernetes ≤ 1.19.14Kubernetes 1.20.0–1.20.10Kubernetes 1.21.0–1.21.4Kubernetes 1.22.0–1.22.1
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Timeline
2021-01-01
Published
2021-01-01
Updated
CVSS 3.1 breakdown
Attack Vector
AV: N
Network (N)
Attack Complexity
AC: L
Low (L)
Privileges Required
PR: L
Low (L)
User Interaction
UI: N
None (N)
Scope
S: U
Unchanged (U)
Confidentiality Impact
C: H
High (H)
Integrity Impact
I: H
High (H)
Availability Impact
A: H
High (H)
Exploit indicators
EPSS
0.330 · p96
Known exploited (KEV)
No
MITRE ATT&CK
Inferred via CAPEC
└ via CAPEC-150 · CWE-552
└ via CAPEC-267 · CWE-20
└ via CAPEC-35 · CWE-59
└ via CAPEC-35 · CWE-59
└ via CAPEC-473 · CWE-20
└ via CAPEC-639 · CWE-552
└ via CAPEC-150 · CWE-552
└ via CAPEC-150 · CWE-552
└ via CAPEC-150 · CWE-552
└ via CAPEC-31 · CWE-20
└ via CAPEC-132 · CWE-59
└ via CAPEC-639 · CWE-552
└ via CAPEC-639 · CWE-552
└ via CAPEC-639 · CWE-552
└ via CAPEC-639 · CWE-552
└ via CAPEC-473 · CWE-20
└ via CAPEC-150 · CWE-552
└ via CAPEC-35 · CWE-59
└ via CAPEC-13 · CWE-20
└ via CAPEC-150 · CWE-552
Known exploits — Сканер-ВС
CVE-2021-25741
github-poc · https://github.com/cdxiaodong/CVE-2021-25741
Enterprise
Affected software
ProductVendorStatus
atomic-openshiftTracked
kubernetesTracked
kubernetesTracked
kubernetesTracked
kubernetesTracked
kubernetesTracked
kubernetes-clientTracked
kubernetes-commonTracked
kubernetes-crioTracked
kubernetes-kubeadmTracked
kubernetes-kubeletTracked
kubernetes-masterTracked
kubernetes-nodeTracked
openshiftTracked
openshiftTracked
openshiftTracked
kubernetes*Tracked
Source databases
DEB
CVE
RED
UBU
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