What’s Vulnerable › Vulnerabilities

CVE-2019-5125

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-11-06 · updated 2026-06-17
• Weakness: CWE-122

Description

An exploitable heap overflow vulnerability exists in the JPEG2000 parsing functionality of LEADTOOLS 20. A specially crafted J2K image file can cause an out of bounds write of a heap buffer, potentially resulting in code execution. An attack can specially craft a J2K image to trigger this vulnerability.

Affected products

• LEADTOOLS: before 20.0.2019.11.19 — fixed in 20.0.2019.11.19

How to fix

Upgrade to a fixed version: LEADTOOLS 20.0.2019.11.19. Check the vendor advisory for mitigations.

References

• https://talosintelligence.com/vulnerability_reports/TALOS-2019-0916
• https://talosintelligence.com/vulnerability_reports/TALOS-2019-0916

Get alerted when CVE-2019-5125 or the next vulnerability affects your stack