CVE-2020-7747 — MEDIUM (6.3)

Vulnerability Description

This affects all versions of package lightning-server. It is possible to inject malicious JavaScript code as part of a session controller.

CVSS Score

6.3

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Lightning-Viz	Lightning	All versions

Related Weaknesses (CWE)

CWE-79

References

https://github.com/lightning-viz/lightning/blob/master/app/controllers/session.jBroken Link
https://snyk.io/vuln/SNYK-JS-LIGHTNINGSERVER-1019381ExploitThird Party Advisory
https://github.com/lightning-viz/lightning/blob/master/app/controllers/session.jExploitVendor Advisory
https://github.com/lightning-viz/lightning/blob/master/app/controllers/session.jBroken Link
https://snyk.io/vuln/SNYK-JS-LIGHTNINGSERVER-1019381ExploitThird Party Advisory

FAQ

What is CVE-2020-7747?

CVE-2020-7747 is a vulnerability with a CVSS score of 6.3 (MEDIUM). This affects all versions of package lightning-server. It is possible to inject malicious JavaScript code as part of a session controller.

How severe is CVE-2020-7747?

CVE-2020-7747 has been rated MEDIUM with a CVSS base score of 6.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-7747?

Check the references section above for vendor advisories and patch information. Affected products include: Lightning-Viz Lightning.