CRITICAL
Totolink A8000RU Web Management cstecgi.cgi setDiagnosisCfg os command injection
Published May 24, 2026
9.3
CRITICALCVSS 4.0
EPSS 3.25%
Description
A vulnerability was found in Totolink A8000RU 7.1cu.643_b20200521. This vulnerability affects the function setDiagnosisCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. The manipulation of the argument ip results in os command injection. The attack can be executed remotely. The exploit has been made public and could be used.
Affected products
-
Affected
- 7.1cu.643_b20200521
Default status is the baseline for the product. Each version can override it (patched versions can be marked unaffected).
| Vendor | Product | Default status | Versions |
|---|---|---|---|
| TOTOLINK | n/a | unknown | Affected
|
No data.
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Weaknesses (2)
References (6)
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-31594 Advisory
- https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_331/README.md exploit
- https://vuldb.com/submit/813429 third-party-advisory
- https://vuldb.com/vuln/365347 vdb-entrytechnical-description
- https://vuldb.com/vuln/365347/cti signaturepermissions-required
- https://www.totolink.net/ product
| Link | Providers | Tags |
|---|---|---|
| https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-31594 | Advisory | |
| https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_331/README.md | exploit | |
| https://vuldb.com/submit/813429 | third-party-advisory | |
| https://vuldb.com/vuln/365347 | vdb-entrytechnical-description | |
| https://vuldb.com/vuln/365347/cti | signaturepermissions-required | |
| https://www.totolink.net/ | product |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner VulDB
Published May 24, 2026
Updated May 26, 2026
Reserved May 23, 2026
Link CVE-2026-9384
CISA Vulnrichment
Updated May 26, 2026
Red Hat
No data
GitHub
No data