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GitHub Advisory DatabaseGHSA-W6V7-W58J-PG5R

HistoryNov 15, 2021 - 5:40 p.m.

Improper Verification of Communication Channel in @theia/plugin-ext

2021-11-1517:40:51

CWE-940

GitHub Advisory Database

github.com

improper verification

communication channel

@theia/plugin-ext

eclipse theia

webview hijack

postmessage

software

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

EPSS

0.001

Percentile

38.4%

JSON

In versions of the @theia/plugin-ext component of Eclipse Theia prior to 1.18.0, Webview contents can be hijacked via postMessage().

Affected configurations

Vulners

Node

theiaplugin-extRange<1.18.0

VendorProductVersionCPE
theiaplugin-ext*cpe:2.3:a:theia:plugin-ext:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
theia	plugin-ext	*	cpe:2.3:a:theia:plugin-ext::::::::

References

bugs.eclipse.org/bugs/show_bug.cgi?id=575924

github.com/advisories/GHSA-w6v7-w58j-pg5r

github.com/eclipse-theia/theia/pull/10125

nvd.nist.gov/vuln/detail/CVE-2021-41038

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

EPSS

0.001

Percentile

38.4%

JSON

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