CVE-2021-44620
A Command Injection vulnerability exits in TOTOLINK A3100R <=V4.1.2cu.5050_B20200504 in adm/ntm...
A Command Injection vulnerability exits in TOTOLINK A3100R <=V4.1.2cu.5050_B20200504 in adm/ntm.asp via the hosTime parameters.
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
A Command Injection vulnerability exits in TOTOLINK A3100R <=V4.1.2cu.5050_B20200504 in adm/ntm.asp via the hosTime parameters.
- Record
CVE-2021-44620- 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
A Command Injection vulnerability exits in TOTOLINK A3100R <=V4.1.2cu.5050_B20200504 in adm/ntm.asp via the hosTime parameters.
- Record
CVE-2021-44620- Updated
- 2026-11-02
EUVDEUVD-2021-31441 No score
A Command Injection vulnerability exits in TOTOLINK A3100R <=V4.1.2cu.5050_B20200504 in adm/ntm.asp via the hosTime parameters.
- Record
EUVD-2021-31441- Updated
- 2026-11-02
GitHub AdvisoriesGHSA-47j4-64q8-pfmg
A Command Injection vulnerability exits in TOTOLINK A3100R <=V4.1.2cu.5050_B20200504 in adm/ntm...
A Command Injection vulnerability exits in TOTOLINK A3100R <=V4.1.2cu.5050_B20200504 in adm/ntm.asp via the hosTime parameters.
- Record
GHSA-47j4-64q8-pfmg- 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-77
- 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-2021-44620 is a critical vulnerability (CVSS 9.8) in Totolink A3100r Firmware, published March 11, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.35%, the 71st percentile. No source names a fixed version.