CVE-2023-3434

QRC Handler without Input Validation in Jami

Severity Score

5.4

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track

*SSVC

Descriptions

Improper Input Validation in the hyperlink interpretation in Savoir-faire Linux's Jami (version 20222284) on Windows. This allows an attacker to send a custom HTML anchor tag to pass a string value to the Windows QRC Handler through the Jami messenger.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

Low

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:Track

Exploitation

None

Automatable

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2023-06-27 CVE Reserved
2023-07-14 CVE Published
2024-10-22 CVE Updated
2025-02-03 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-20: Improper Input Validation

CAPEC

CAPEC-48: Passing Local Filenames to Functions That Expect a URL

References (3)

URL	Tag	Source
https://blog.blacklanternsecurity.com/p/Jami-Local-Denial-Of-Service-and-QRC-Handler-Vulnerabilities	Broken Link
https://git.jami.net/savoirfairelinux/jami-client-qt/-/wikis/Changelog#nightly-january-10	Release Notes

URL	Date	SRC

URL	Date	SRC
https://review.jami.net/c/jami-client-qt/+/23569	2023-07-26

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Savoirfairelinux Search vendor "Savoirfairelinux"	Jami Search vendor "Savoirfairelinux" for product "Jami"	20222284 Search vendor "Savoirfairelinux" for product "Jami" and version "20222284"	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows Search vendor "Microsoft" for product "Windows"	-	-	Safe