CVE-2020-27176

CVSS V2 Medium 6.8 CVSS V3 Critical 9.6

Description

Mutation XSS exists in Mark Text through 0.16.2 that leads to Remote Code Execution. NOTE: this might be considered a duplicate of CVE-2020-26870; however, it can also be considered an issue in the design of the "source code mode" feature, which parses HTML even though HTML support is not one of the primary advertised roles of the product.

Overview

CVE ID
CVE-2020-27176

Assigner
cve@mitre.org

Vulnerability Status
Analyzed

Published Version
2020-10-16T05:15:11

Last Modified Date
2020-10-26T17:10:12

Weakness Enumerations

CWE	URL
CWE-79	http://cwe.mitre.org/data/definitions/79.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:marktext:marktext::::::::	1	OR		0.16.2

CVSS Version 2

Version
2.0

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

Access Vector
NETWORK

Access Compatibility
MEDIUM

Authentication
NONE

Confidentiality Impact
PARTIAL

Integrity Impact
PARTIAL

Availability Impact
PARTIAL

Base Score
6.8

Severity
MEDIUM

Exploitability Score
8.6

Impact Score
6.4

CVSS Version 3

Version
3.1

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

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
NONE

User Interaction
REQUIRED

Scope
CHANGED

Confidentiality Impact
HIGH

Availability Impact
HIGH

Base Score
9.6

Base Severity
CRITICAL

Exploitability Score
2.8

Impact Score
6

References

Reference URL	Reference Tags
https://github.com/marktext/marktext/issues/2360	Exploit Third Party Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2020-27176
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27176

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 16:22:09				Added to TrackCVE
2022-12-05 00:10:07	2020-10-16T05:15Z	2020-10-16T05:15:11	CVE Published Date	updated
2022-12-05 00:10:07		2020-10-26T17:10:12	CVE Modified Date	updated
2022-12-05 00:10:07		Analyzed	Vulnerability Status	updated