Totolink A7100RU 7.4cu.2313_b20191024 /cgi-bin/cstecgi.cgi setScheduleCfg mode os command injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.6$0-$5k1.86

Summaryinfo

A vulnerability has been found in Totolink A7100RU 7.4cu.2313_b20191024 and classified as critical. The impacted element is the function setScheduleCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument mode leads to os command injection. This vulnerability is referenced as CVE-2026-5678. Remote exploitation of the attack is possible. Furthermore, an exploit is available.

Detailsinfo

A vulnerability was found in Totolink A7100RU 7.4cu.2313_b20191024 and classified as critical. This issue affects the function setScheduleCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument mode with an unknown input leads to a os command injection vulnerability. Using CWE to declare the problem leads to CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability.

The advisory is shared at github.com. The identification of this vulnerability is CVE-2026-5678. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known. MITRE ATT&CK project uses the attack technique T1202 for this issue.

The exploit is available at github.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Os command injection
CWE: CWE-78 / CWE-77 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

04/06/2026 Advisory disclosed
04/06/2026 +0 days VulDB entry created
04/06/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: totolink.net

Advisory: github.com
Status: Not defined

CVE: CVE-2026-5678 (🔒)
GCVE (CVE): GCVE-0-2026-5678
GCVE (VulDB): GCVE-100-355505
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 04/06/2026 11:46
Changes: 04/06/2026 11:46 (56)
Complete: 🔍
Submitter: LtzHuster2
Cache ID: 216:DBE:103

Submitinfo

Accepted

  • Submit #792608: Totolink A7100RU 7.4cu.2313_b20191024 Command Injection (by LtzHuster2)

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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