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[email protected]NVD:CVE-2020-27605

HistoryOct 21, 2020 - 3:15 p.m.

CVE-2020-27605

2020-10-2115:15:27

[email protected]

web.nvd.nist.gov

bigbluebutton

ghostscript

vulnerability

processing

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

EPSS

0.007

Percentile

79.9%

JSON

BigBlueButton through 2.2.28 uses Ghostscript for processing of uploaded EPS documents, and consequently may be subject to attacks related to a “schwache Sandbox.”

Affected configurations

Nvd

Node

bigbluebuttonbigbluebuttonRange≤2.2.28

VendorProductVersionCPE
bigbluebuttonbigbluebutton*cpe:2.3:a:bigbluebutton:bigbluebutton:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
bigbluebutton	bigbluebutton	*	cpe:2.3:a:bigbluebutton:bigbluebutton::::::::

References

www.golem.de/news/big-blue-button-das-grosse-blaue-sicherheitsrisiko-2010-151610.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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.007

Percentile

79.9%

JSON

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