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[email protected]NVD:CVE-2018-19333

HistoryNov 17, 2018 - 5:29 p.m.

CVE-2018-19333

2018-11-1717:29:00

[email protected]

web.nvd.nist.gov

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

9.2

Confidence

High

EPSS

0.002

Percentile

61.9%

JSON

pkg/sentry/kernel/shm/shm.go in Google gVisor before 2018-11-01 allows attackers to overwrite memory locations in processes running as root (but not escape the sandbox) via vectors involving IPC_RMID shmctl calls, because reference counting is mishandled.

Affected configurations

Nvd

Node

googlegvisorRange<2018-11-01

VendorProductVersionCPE
googlegvisor*cpe:2.3:a:google:gvisor:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
google	gvisor	*	cpe:2.3:a:google:gvisor::::::::

References

github.com/google/gvisor/commit/0e277a39c8b6f905e289b75e8ad0594e6b3562ca

justi.cz/security/2018/11/14/gvisor-lpe.html

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

9.2

Confidence

High

EPSS

0.002

Percentile

61.9%

JSON

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