CVE-2019-5125
An exploitable heap overflow vulnerability exists in the JPEG2000 parsing functionality of...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
8.8
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.
- Record
CVE-2019-5125- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-122
- Updated
- 2026-11-02
EUVDEUVD-2019-14730
8.8
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.
- Record
EUVD-2019-14730- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-27vg-xj68-r4p8
7.8
An exploitable heap overflow vulnerability exists in the JPEG2000 parsing functionality of...
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.
- Record
GHSA-27vg-xj68-r4p8- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
NVD
7.8
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.
- Record
CVE-2019-5125- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-122, CWE-787
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-5125 is a high vulnerability (CVSS 8.8) in Leadtools, published November 6, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.99%, the 80th percentile. No source names a fixed version.