CVE-2021-3693

critical

Description

LedgerSMB does not check the origin of HTML fragments merged into the browser's DOM. By sending a specially crafted URL to an authenticated user, this flaw can be abused for remote code execution and information disclosure.

References

https://www.debian.org/security/2021/dsa-4962

https://ledgersmb.org/cve-2021-3693-cross-site-scripting

https://huntr.dev/bounties/daf1384d-648a-43fd-9b35-5c37d8ead667

Details

Source: Mitre, NVD

Published: 2021-08-23

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 9.6

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Severity: Critical