CVE-2020-7818
DaviewIndy Heap Overflow Vulnerability
DaviewIndy 8.98.9 and earlier has a Heap-based overflow vulnerability, triggered when the user opens a malformed PDF file that is mishandled by Daview.exe. Attackers could exploit this and arbitrary code execution.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- 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
DaviewIndy Heap Overflow Vulnerability
DaviewIndy 8.98.9 and earlier has a Heap-based overflow vulnerability, triggered when the user opens a malformed PDF file that is mishandled by Daview.exe. Attackers could exploit this and arbitrary code execution.
- Record
CVE-2020-7818- 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-20
- Updated
- 2026-11-02
EUVDEUVD-2020-28750
DaviewIndy 8.98.9 and earlier has a Heap-based overflow vulnerability, triggered when the user opens a malformed PDF file that is mishandled by Daview.exe. Attackers could exploit this and arbitrary code execution.
- Record
EUVD-2020-28750- 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 - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-ff89-95cf-8ph8 No score
DaviewIndy 8.98.9 and earlier has a Heap-based overflow vulnerability, triggered when the user...
DaviewIndy 8.98.9 and earlier has a Heap-based overflow vulnerability, triggered when the user opens a malformed PDF file that is mishandled by Daview.exe. Attackers could exploit this and arbitrary code execution.
- Record
GHSA-ff89-95cf-8ph8- Updated
- 2026-11-02
NVD
DaviewIndy 8.98.9 and earlier has a Heap-based overflow vulnerability, triggered when the user opens a malformed PDF file that is mishandled by Daview.exe. Attackers could exploit this and arbitrary code execution.
- Record
CVE-2020-7818- 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 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-20, CWE-787
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, products, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-7818 is a high vulnerability (CVSS 7.8) in Hmtalk Daviewindy, published July 17, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.24%, the 69th percentile. No source names a fixed version.