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CVE-2020-27781
AST
High

User credentials can be manipulated and stolen by Native CephFS consumers of OpenStack Manila, resulting in potential privilege escalation.…

CVSS
7.1
High
EPSS
0.00
p22
Published
2020-01-01
Updated
2020-01-01
Description

User credentials can be manipulated and stolen by Native CephFS consumers of OpenStack Manila, resulting in potential privilege escalation. An Open Stack Manila user can request access to a share to an arbitrary cephx user, including existing users. The access key is retrieved via the interface drivers. Then, all users of the requesting OpenStack project can view the access key. This enables the attacker to target any resource that the user has access to. This can be done to even "admin" users, compromising the ceph administrator. This flaw affects Ceph versions prior to 14.2.16, 15.x prior to 15.2.8, and 16.x prior to 16.2.0.

Tags · CWE
CWE-522
CAPEC-50
CAPEC-102
CAPEC-474
CAPEC-509
CAPEC-551
CAPEC-555
CAPEC-560
CAPEC-561
CAPEC-600
CAPEC-644
CAPEC-645
CAPEC-652
CAPEC-653
Affected products
CephCephCephCephCephCephCephCephCephCephCephCephCephCephCephCephCephCephCephCeph-ansible
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Timeline
2020-01-01
Published
2020-01-01
Updated
CVSS 3.1 breakdown
Attack Vector
AV: L
Local (L)
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: N
None (N)
Exploit indicators
EPSS
0.003 · p22
Known exploited (KEV)
No
MITRE ATT&CK
Inferred via CAPEC
└ via CAPEC-555 · CWE-522
└ via CAPEC-561 · CWE-522
└ via CAPEC-560 · CWE-522
└ via CAPEC-600 · CWE-522
└ via CAPEC-555 · CWE-522
└ via CAPEC-555 · CWE-522
└ via CAPEC-551 · CWE-522
└ via CAPEC-644 · CWE-522
└ via CAPEC-645 · CWE-522
└ via CAPEC-474 · CWE-522
└ via CAPEC-652 · CWE-522
└ via CAPEC-509 · CWE-522
Known exploits — Сканер-ВС
No Сканер-ВС checks registered for this vulnerability yet.
Affected products
ProductVendorStatus
cephTracked
cephTracked
cephTracked
cephTracked
cephTracked
cephTracked
cephTracked
cephTracked
cephTracked
cephTracked
cephTracked
cephTracked
cephTracked
cephTracked
cephTracked
cephTracked
cephTracked
cephTracked
cephTracked
ceph-ansibleTracked
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Source databases
AST
DEB
CVE
RED
UBU
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