CVE-2021-45043
HD-Network Real-time Monitoring System 2.0 allows ../ directory traversal to read /etc/shadow via...
HD-Network Real-time Monitoring System 2.0 allows ../ directory traversal to read /etc/shadow via the /language/lang s_Language parameter.
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
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
HD-Network Real-time Monitoring System 2.0 allows ../ directory traversal to read /etc/shadow via the /language/lang s_Language parameter.
- Record
CVE-2021-45043- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-22
- Updated
- 2026-11-02
CVE List No score
HD-Network Real-time Monitoring System 2.0 allows ../ directory traversal to read /etc/shadow via the /language/lang s_Language parameter.
- Record
CVE-2021-45043- Updated
- 2026-11-02
EUVDEUVD-2021-31840 No score
HD-Network Real-time Monitoring System 2.0 allows ../ directory traversal to read /etc/shadow via the /language/lang s_Language parameter.
- Record
EUVD-2021-31840- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-wphx-qm9g-v53m No score
HD-Network Real-time Monitoring System 2.0 allows ../ directory traversal to read /etc/shadow via...
HD-Network Real-time Monitoring System 2.0 allows ../ directory traversal to read /etc/shadow via the /language/lang s_Language parameter.
- Record
GHSA-wphx-qm9g-v53m- Weakness
- CWE-22
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | HD-Network Real-time Monitoring System 2.0 - Local File Inclusion (LFI) | 2021-12-13 |
| Nuclei | HD-Network Realtime Monitoring System 2.0 - Local File Inclusion | |
| PoC in GitHub | crypt0g30rgy/cve-2021-45043 | 2021-12-15 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, Nuclei, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-45043 is a high vulnerability (CVSS 7.5) in Hd-network Real-time Monitoring System Project Real-time Monitoring System, published December 15, 2021. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 33.1%, the 98th percentile. No source names a fixed version.