CVE-2021-3731

Publication date 23 August 2021

Last updated 17 July 2025

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

5.9 · Medium

Score breakdown

LedgerSMB does not sufficiently guard against being wrapped by other sites, making it vulnerable to 'clickjacking'. This allows an attacker to trick a targetted user to execute unintended actions.

Status

Package Ubuntu Release Status
ledgersmb 25.04 plucky
Not affected
24.10 oracular
Not affected
24.04 LTS noble
Not affected
23.10 mantic Ignored end of life, was needs-triage
23.04 lunar Ignored end of life, was needs-triage
22.10 kinetic Ignored end of life, was needs-triage
22.04 LTS jammy
Not affected
21.10 impish Ignored end of life
21.04 hirsute
Fixed 1.6.9+ds-2ubuntu0.1
20.04 LTS focal
Fixed 1.6.9+ds-1ubuntu0.1
18.04 LTS bionic
Fixed 1.4.42+ds-1ubuntu0.1~esm1
16.04 LTS xenial
Fixed 1.3.46-1ubuntu0.1~esm1
14.04 LTS trusty Not in release

Get expanded security coverage with Ubuntu Pro

Reduce your average CVE exposure time from 98 days to 1 day with expanded CVE patching, ten-years security maintenance and optional support for the full stack of open-source applications. Free for personal use.

Get Ubuntu Pro 30-day free trial

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
ledgersmb

Severity score breakdown

Parameter Value
Base score 5.9 · Medium
Attack vector Network
Attack complexity High
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact Low
Availability impact None
Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:N

References

Related Ubuntu Security Notices (USN)

    • USN-5097-1
    • LedgerSMB vulnerabilities
    • 30 September 2021
    • USN-7647-1
    • LedgerSMB vulnerabilities
    • 17 July 2025

Other references