CVE-2021-45990
Tenda routers G1 and G3 v15.11.0.17(9502)_CN were discovered to contain a command injection...
Tenda routers G1 and G3 v15.11.0.17(9502)_CN were discovered to contain a command injection vulnerability in the function uploadPicture. This vulnerability allows attackers to execute arbitrary commands via the pic_name 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
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Tenda routers G1 and G3 v15.11.0.17(9502)_CN were discovered to contain a command injection vulnerability in the function uploadPicture. This vulnerability allows attackers to execute arbitrary commands via the pic_name parameter.
- Record
CVE-2021-45990- 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 - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-77
- Updated
- 2026-11-02
CVE List No score
Tenda routers G1 and G3 v15.11.0.17(9502)_CN were discovered to contain a command injection vulnerability in the function uploadPicture. This vulnerability allows attackers to execute arbitrary commands via the pic_name parameter.
- Record
CVE-2021-45990- Updated
- 2026-11-02
EUVDEUVD-2021-32696 No score
Tenda routers G1 and G3 v15.11.0.17(9502)_CN were discovered to contain a command injection vulnerability in the function uploadPicture. This vulnerability allows attackers to execute arbitrary commands via the pic_name parameter.
- Record
EUVD-2021-32696- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-wm5j-5v24-89fg No score
Tenda routers G1 and G3 v15.11.0.17(9502)_CN were discovered to contain a command injection...
Tenda routers G1 and G3 v15.11.0.17(9502)_CN were discovered to contain a command injection vulnerability in the function uploadPicture. This vulnerability allows attackers to execute arbitrary commands via the pic_name parameter.
- Record
GHSA-wm5j-5v24-89fg- Weakness
- CWE-77
- 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-2021-45990 is a critical vulnerability (CVSS 9.8) in Tendacn G1 Firmware, published February 4, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.92%, the 80th percentile. No source names a fixed version.