{"id":"CVE-2026-28775","state":"PUBLISHED","title":"Unauthenticated RCE via SNMP Default Writable Community String","description":"An unauthenticated Remote Code Execution (RCE) vulnerability exists in the SNMP service of International Datacasting Corporation (IDC) SFX Series SuperFlex SatelliteReceiver. The deployment insecurely provisions the `private` SNMP community string with read/write access by default. Because the SNMP agent runs as root, an unauthenticated remote attacker can utilize `NET-SNMP-EXTEND-MIB` directives, abusing the fact that the system runs a vulnerable version of net-snmp pre 5.8, to execute arbitrary operating system commands with root privileges.","publishedAt":"2026-03-04T07:24:50.693Z","updatedAt":"2026-03-05T05:59:25.113Z","severity":{"score":10,"label":"Critical","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H","source":"Gridware"},"assigner":"Gridware","products":["International Datacasting Corporation (IDC) SFX2100 Series SuperFlex SatelliteReceiver"],"affected":[{"vendor":"International Datacasting Corporation (IDC)","product":"SFX2100 Series SuperFlex SatelliteReceiver","defaultStatus":"unaffected","versions":[{"version":"SFX2100","status":"affected"}]}],"references":["https://www.abdulmhsblog.com/posts/sfx2100-vulns/"],"weaknesses":["CWE-1188"],"ingestedAt":"2026-10-29T20:11:31.369Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/28xxx/CVE-2026-28775.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-28775","state":"PUBLISHED","datePublished":"2026-03-04T07:24:50.693Z","dateUpdated":"2026-03-05T05:59:25.113Z","assignerShortName":"Gridware","assignerOrgId":"b7efe717-a805-47cf-8e9a-921fca0ce0ce","dateReserved":"2026-03-03T09:59:08.426Z"},"containers":{"cna":{"title":"Unauthenticated RCE via SNMP Default Writable Community String","descriptions":[{"lang":"en","value":"An unauthenticated Remote Code Execution (RCE) vulnerability exists in the SNMP service of International Datacasting Corporation (IDC) SFX Series SuperFlex SatelliteReceiver. The deployment insecurely provisions the `private` SNMP community string with read/write access by default. Because the SNMP agent runs as root, an unauthenticated remote attacker can utilize `NET-SNMP-EXTEND-MIB` directives, abusing the fact that the system runs a vulnerable version of net-snmp pre 5.8, to execute arbitrary operating system commands with root privileges."}],"affected":[{"vendor":"International Datacasting Corporation (IDC)","product":"SFX2100 Series SuperFlex SatelliteReceiver","defaultStatus":"unaffected","versions":[{"version":"SFX2100","status":"affected"}]}],"references":[{"url":"https://www.abdulmhsblog.com/posts/sfx2100-vulns/"}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":10,"baseSeverity":"CRITICAL","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"HIGH","subConfidentialityImpact":"HIGH","subIntegrityImpact":"HIGH","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-1188","description":"CWE-1188: Insecure Default Initialization of Resource","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"Gridware","orgId":"b7efe717-a805-47cf-8e9a-921fca0ce0ce","dateUpdated":"2026-03-05T05:59:25.113Z"},"credits":[{"lang":"en","type":"finder","value":"Abdul Mhanni"}],"impacts":[{"descriptions":[{"lang":"en","value":"Unauthenticated Remote Code Execution (RCE) as Root"}]}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.5.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-03-04T15:25:54.309909Z","id":"CVE-2026-28775","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-03-04T15:41:06.431Z"}}]}}}