CVE-2020-23478 — HIGH (7.5)

Vulnerability Description

Leo Editor v6.2.1 was discovered to contain a regular expression denial of service (ReDoS) vulnerability in the component plugins/importers/dart.py.

CVSS Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Leoeditor	Leo	6.2.1

Related Weaknesses (CWE)

CWE-697

References

https://cwe.mitre.org/data/definitions/1333.htmlThird Party Advisory
https://github.com/leo-editor/leo-editor/issues/1597ExploitIssue TrackingPatch
https://cwe.mitre.org/data/definitions/1333.htmlThird Party Advisory
https://github.com/leo-editor/leo-editor/issues/1597ExploitIssue TrackingPatch

FAQ

What is CVE-2020-23478?

CVE-2020-23478 is a vulnerability with a CVSS score of 7.5 (HIGH). Leo Editor v6.2.1 was discovered to contain a regular expression denial of service (ReDoS) vulnerability in the component plugins/importers/dart.py.

How severe is CVE-2020-23478?

CVE-2020-23478 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-23478?

Check the references section above for vendor advisories and patch information. Affected products include: Leoeditor Leo.