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MitreCVE-2020-10857

HistoryFeb 05, 2021 - 8:15 p.m.

CVE-2020-10857

2021-02-0520:15:12

mitre

web.nvd.nist.gov

cve-2020-10857

zulip desktop

security vulnerability

remote code execution

shell.openexternal

shell.openitem

nvd

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

AI Score

9.8

Confidence

High

EPSS

0.006

Percentile

79.5%

JSON

Zulip Desktop before 5.0.0 improperly uses shell.openExternal and shell.openItem with untrusted content, leading to remote code execution.

Affected configurations

Nvd

Node

zulipzulip_desktopRange<5.0.0

VendorProductVersionCPE
zulipzulip_desktop*cpe:2.3:a:zulip:zulip_desktop:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
zulip	zulip_desktop	*	cpe:2.3:a:zulip:zulip_desktop::::::::

References

blog.zulip.com/2020/04/01/zulip-desktop-5-0-0-security-release/

Social References

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

AI Score

9.8

Confidence

High

EPSS

0.006

Percentile

79.5%

JSON

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