CVE-2020-13879
IrfanView B3D PlugIns before version 4.56 has a B3d.dll!+214f heap-based out-of-bounds write.
IrfanView B3D PlugIns before version 4.56 has a B3d.dll!+214f heap-based out-of-bounds write.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
IrfanView B3D PlugIns before version 4.56 has a B3d.dll!+214f heap-based out-of-bounds write.
- Record
CVE-2020-13879- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
CVE List
IrfanView B3D PlugIns before version 4.56 has a B3d.dll!+214f heap-based out-of-bounds write.
- Record
CVE-2020-13879- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
EUVDEUVD-2020-6087
IrfanView B3D PlugIns before version 4.56 has a B3d.dll!+214f heap-based out-of-bounds write.
- Record
EUVD-2020-6087- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-3wh6-ghqv-v6wx
IrfanView B3D PlugIns before version 4.56 has a B3d.dll!+214f heap-based out-of-bounds write.
IrfanView B3D PlugIns before version 4.56 has a B3d.dll!+214f heap-based out-of-bounds write.
- Record
GHSA-3wh6-ghqv-v6wx- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-13879 is a critical vulnerability (CVSS 9.8) in Irfanview B3d, published January 5, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.56%, the 46th percentile. No source names a fixed version.