{"id":"CVE-2026-36176","state":"PUBLISHED","title":"GNCC GP5 v7.1.76 was discovered to store pre-signed Backblaze B2 upload URLs (PUT requests) in plaintext to the serial console. This allows physically-proximate attackers to extrac","description":"GNCC GP5 v7.1.76 was discovered to store pre-signed Backblaze B2 upload URLs (PUT requests) in plaintext to the serial console. This allows physically-proximate attackers to extract these active tokens to perform unauthorized operations via monitoring the serial UART interface.","publishedAt":"2026-06-04T00:00:00.000Z","updatedAt":"2026-07-05T16:16:55.967Z","severity":{"score":7.1,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N","source":"CISA-ADP"},"assigner":"mitre","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["https://github.com/BadChemical/IoT-Vulnerability-Research-Public/blob/main/GNCC-GP5-T23/README.md"],"weaknesses":["CWE-312"],"ingestedAt":"2026-10-29T20:11:50.837Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/36xxx/CVE-2026-36176.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-36176","state":"PUBLISHED","datePublished":"2026-06-04T00:00:00.000Z","dateUpdated":"2026-07-05T16:16:55.967Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2026-04-06T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"GNCC GP5 v7.1.76 was discovered to store pre-signed Backblaze B2 upload URLs (PUT requests) in plaintext to the serial console. This allows physically-proximate attackers to extract these active tokens to perform unauthorized operations via monitoring the serial UART interface."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"https://github.com/BadChemical/IoT-Vulnerability-Research-Public/blob/main/GNCC-GP5-T23/README.md"}],"problemTypes":[{"descriptions":[{"type":"text","lang":"en","description":"n/a"}]}],"providerMetadata":{"shortName":"mitre","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateUpdated":"2026-07-05T16:16:55.967Z"}},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://github.com/BadChemical/IoT-Vulnerability-Research-Public/blob/main/GNCC-GP5-T23/README.md","tags":["exploit"]}],"metrics":[{"cvssV3_1":{"scope":"CHANGED","version":"3.1","baseScore":7.1,"attackVector":"PHYSICAL","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-06-04T15:50:58.324105Z","id":"CVE-2026-36176","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-312","type":"CWE","lang":"en","description":"CWE-312 Cleartext Storage of Sensitive Information"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-06-04T15:52:09.566Z"}}]}}}