CVE-2021-3693

CRITICAL9.6EPSS 0.79%

ledgersmb - security update

Published: 8/23/2021Modified: 3/9/2026

Also known as:DSA-4962-1DEBIAN-CVE-2021-3693DEBIAN-CVE-2021-3694DEBIAN-CVE-2021-3731

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.

Affected packages (2)

Debian/ledgersmbfrom 0, < 1.6.9+ds-2+deb11u2
Debian/ledgersmbfrom 0, < 1.6.9+ds-1+deb10u2

CVSS scores

Source	Version	Severity	Vector
osv	CVSS 3.1	CRITICAL9.6	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

References (1)

ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2021-3693