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nvd[email protected]NVD:CVE-2020-16844
HistoryOct 01, 2020 - 5:15 p.m.

CVE-2020-16844

2020-10-0117:15:13
[email protected]
web.nvd.nist.gov
5
istio
authorizationpolicy
bypass

CVSS2

4.9

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:S/C:P/I:P/A:N

CVSS3

6.8

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N

EPSS

0.001

Percentile

34.4%

JSON

In Istio 1.5.0 though 1.5.8 and Istio 1.6.0 through 1.6.7, when users specify an AuthorizationPolicy resource with DENY actions using wildcard suffixes (e.g. *-some-suffix) for source principals or namespace fields, callers will never be denied access, bypassing the intended policy.

Affected configurations

Nvd
Node
istioistioRange1.5.0–1.5.8
OR
istioistioRange1.6.0–1.6.7
VendorProductVersionCPE
istioistio*cpe:2.3:a:istio:istio:*:*:*:*:*:*:*:*

Related

veracode 1
gitlab 2
prion 1
nessus 1
cvelist 1
osv 2
redhat 1
cve 1
redhatcve 1
github 1
veracode
veracode
Insecure Access Control
2020-08-12 02:11:57
gitlab
gitlab
Authorization bypass in Istio
2022-02-15 00:00:00
Authorization bypass in Istio
2022-02-15 00:00:00
prion
prion
Code injection
2020-10-01 17:15:00
nessus
nessus
RHEL 8 : Red Hat OpenShift Service Mesh 1.1 (RHSA-2020:3425)
2020-08-11 00:00:00
cvelist
cvelist
CVE-2020-16844
2020-10-01 16:32:38
osv
osv
CVE-2020-16844
2020-10-01 17:15:13
Authorization bypass in Istio
2022-02-15 01:57:18
redhat
redhat
(RHSA-2020:3425) Moderate: Red Hat OpenShift Service Mesh 1.1 security update
2020-08-11 20:44:28
cve
cve
CVE-2020-16844
2020-10-01 17:15:13
redhatcve
redhatcve
CVE-2020-16844
2020-08-11 19:43:53
github
github
Authorization bypass in Istio
2022-02-15 01:57:18

CVSS2

4.9

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:S/C:P/I:P/A:N

CVSS3

6.8

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N

EPSS

0.001

Percentile

34.4%

JSON
Related for NVD:CVE-2020-16844
veracode1gitlab2prion1nessus1cvelist1osv2redhat1cve1redhatcve1github1