Improper input validation in Microsoft Windows
CVE-2023-3434
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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.004 (30.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L.
Affected products
- Microsoft Windows
- Savoir-faire Linux Jami — versions 20222284
- Savoirfairelinux Jami — versions 20222284
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cves@blacklanternsecurity.com (Patch)
- cves@blacklanternsecurity.com (Release Notes)
- cves@blacklanternsecurity.com (Broken Link)
Frequently asked questions
- What is CVE-2023-3434?
- CVE-2023-3434 is a medium-severity vulnerability in Microsoft Windows, classified under Improper Input Validation. CVSS score: 4.4/10. Published 2023-07-14.
- How severe is CVE-2023-3434?
- Medium severity. CVSS v3 base score is 4.4 out of 10.
- Is CVE-2023-3434 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.