{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-7326","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2025-11-12T19:54:15.759Z","datePublished":"2025-11-12T22:09:43.255Z","dateUpdated":"2026-04-07T14:08:24.790Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Epson Stylus SX510W","vendor":"Seiko Epson","versions":[{"lessThanOrEqual":"2023-05-13","status":"affected","version":"0","versionType":"custom"}]}],"credits":[{"lang":"en","type":"finder","value":"Rafael Pedrero"}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"The Epson Stylus SX510W embedded web management service fails to properly handle consecutive ampersand characters in query parameters when accessing /PRESENTATION/HTML/TOP/INDEX.HTML. A remote attacker can send a malformed request that triggers improper input parsing or memory handling, resulting in the printer process shutting down or powering off, causing a denial of service condition."}],"value":"The Epson Stylus SX510W embedded web management service fails to properly handle consecutive ampersand characters in query parameters when accessing /PRESENTATION/HTML/TOP/INDEX.HTML. A remote attacker can send a malformed request that triggers improper input parsing or memory handling, resulting in the printer process shutting down or powering off, causing a denial of service condition."}],"impacts":[{"capecId":"CAPEC-227","descriptions":[{"lang":"en","value":"CAPEC-227 Sustained Client Engagement"}]}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.7,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-400","description":"CWE-400 Uncontrolled Resource Consumption","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-04-07T14:08:24.790Z"},"references":[{"tags":["exploit"],"url":"https://www.exploit-db.com/exploits/51441"},{"tags":["product"],"url":"https://www.epson.eu/en_EU/support/sc/epson-stylus-sx510w/s/s837"},{"tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/epson-stylus-printer-remote-power-off-dos"}],"source":{"discovery":"UNKNOWN"},"tags":["unsupported-when-assigned"],"timeline":[{"lang":"en","time":"2023-05-13T16:00:00.000Z","value":"ExploitDB-51441 is published."}],"title":"Epson Stylus SX510W Printer Remote Power Off DoS","x_generator":{"engine":"Vulnogram 0.5.0"},"datePublic":"2023-05-13T00:00:00.000Z"},"adp":[{"references":[{"url":"https://www.exploit-db.com/exploits/51441","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-11-13T14:30:22.966591Z","id":"CVE-2023-7326","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-11-13T14:35:41.772Z"}}]}}