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githubGitHub Advisory DatabaseGHSA-6C6P-H79F-G6P4
HistoryNov 09, 2022 - 10:07 p.m.

Istio may allow identity impersonation if user has localhost access

2022-11-0922:07:01
CWE-863
GitHub Advisory Database
github.com
21
istio
localhost access
identity impersonation
service mesh
istiod
control plane
patch 1.15.3

CVSS3

7.6

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

LOW

Availability Impact

NONE

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

EPSS

0

Percentile

15.5%

Impact

User can impersonate any workload identity within the service mesh if they have localhost access to the Istiod control plane.

Patches

1.15.3

Workarounds

No. If using 1.15.2 please upgrade to 1.15.3 or later.

References

None at this time.

For more information

If you have any questions or comments about this advisory, please email us at [email protected]

Affected configurations

Vulners
Node
istioistioRange1.15.0-beta.01.15.3
VendorProductVersionCPE
istioistio*cpe:2.3:a:istio:istio:*:*:*:*:*:*:*:*

CVSS3

7.6

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

LOW

Availability Impact

NONE

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

EPSS

0

Percentile

15.5%

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