CVE-2020-7642

CVSS V2 Low 3.5 CVSS V3 Medium 5.4

Description

lazysizes through 5.2.0 allows execution of malicious JavaScript. The following attributes are not sanitized by the video-embed plugin: data-vimeo, data-vimeoparams, data-youtube and data-ytparams which can be abused to inject malicious JavaScript.

Overview

CVE ID
CVE-2020-7642

Assigner
report@snyk.io

Vulnerability Status
Analyzed

Published Version
2020-04-22T16:15:13

Last Modified Date
2020-05-01T12:58:20

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:lazysizes_project:lazysizes::::::::	1	OR		5.2.0

CVSS Version 2

Version
2.0

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

Access Vector
NETWORK

Access Compatibility
MEDIUM

Authentication
SINGLE

Confidentiality Impact
NONE

Integrity Impact
PARTIAL

Availability Impact
NONE

Base Score
3.5

Severity
LOW

Exploitability Score
6.8

Impact Score
2.9

CVSS Version 3

Version
3.1

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

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
LOW

User Interaction
REQUIRED

Scope
CHANGED

Confidentiality Impact
LOW

Availability Impact
NONE

Base Score
5.4

Base Severity
MEDIUM

Exploitability Score
2.3

Impact Score
2.7

References

Reference URL	Reference Tags
https://snyk.io/vuln/SNYK-JS-LAZYSIZES-567144	Exploit Third Party Advisory
https://github.com/aFarkas/lazysizes/commit/3720ab8262552d4e063a38d8492f9490a231fd48	Patch Third Party Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2020-7642
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-7642

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 17:34:45				Added to TrackCVE
2022-12-04 15:27:11	2020-04-22T16:15Z	2020-04-22T16:15:13	CVE Published Date	updated
2022-12-04 15:27:11		2020-05-01T12:58:20	CVE Modified Date	updated
2022-12-04 15:27:11		Analyzed	Vulnerability Status	updated