CVE-2026-79912
TOTOLINK N600R cstecgi.cgi getCurrentTime command injection
A vulnerability was detected in TOTOLINK N600R 4.3.0cu.7647_B20210106. The impacted element is the function getCurrentTime of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument ntp_server results in command injection. The attack can be initiated remotely. The exploit is now public and may be used.
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
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
6.9
TOTOLINK N600R cstecgi.cgi getCurrentTime command injection
A vulnerability was detected in TOTOLINK N600R 4.3.0cu.7647_B20210106. The impacted element is the function getCurrentTime of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument ntp_server results in command injection. The attack can be initiated remotely. The exploit is now public and may be used.
- Record
CVE-2026-79912- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P - CVSS 3.1
- 8.3 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L/E:P/RL:X/RC:R - CVSS 3.0
- 8.3 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L/E:P/RL:X/RC:R - CVSS 2.0
- 7.5
AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR - Weakness
- CWE-77, CWE-74
- Updated
- 2026-11-02
EUVDEUVD-2026-66186
6.9
A vulnerability was detected in TOTOLINK N600R 4.3.0cu.7647_B20210106. The impacted element is the function getCurrentTime of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument ntp_server results in command injection. The attack can be initiated remotely. The exploit is now public and may be used.
- Record
EUVD-2026-66186- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-7p5v-7f42-f3jj
5.5
A vulnerability was detected in TOTOLINK N600R 4.3.0cu.7647_B20210106. The impacted element is...
A vulnerability was detected in TOTOLINK N600R 4.3.0cu.7647_B20210106. The impacted element is the function getCurrentTime of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument ntp_server results in command injection. The attack can be initiated remotely. The exploit is now public and may be used.
- Record
GHSA-7p5v-7f42-f3jj- CVSS 4.0
- 5.5 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 8.3 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L - Weakness
- CWE-74
- Updated
- 2026-11-02
NVD
5.5
A vulnerability was detected in TOTOLINK N600R 4.3.0cu.7647_B20210106. The impacted element is the function getCurrentTime of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument ntp_server results in command injection. The attack can be initiated remotely. The exploit is now public and may be used.
- Record
CVE-2026-79912- CVSS 4.0
- 5.5 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 8.3 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-74, 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-2026-79912 is a medium vulnerability (CVSS 6.9) in Totolink N600r, published August 25, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.11%, the 81st percentile. No source names a fixed version.
References
vuldb.com/vuln/395062
vuldb.com/vuln/395062/cti
vuldb.com/cve/CVE-2026-79912
vuldb.com/submit/881261
github.com/dxz0069/WAVLINK-WN530H4-Command-Injection-in-set_add_routing/blob/main/TOTOLINK_N600R_cstecgi_Time_WiFi_Service_popen_Command_Injection.md
totolink.net
nvd.nist.gov/vuln/detail/CVE-2026-79912
github.com/advisories/GHSA-7p5v-7f42-f3jj