{"id":"CVE-2023-50707","state":"PUBLISHED","title":"Uncontrolled Resource Consumption in EFACEC BCU 500","description":"\nThrough the exploitation of active user sessions, an attacker could send custom requests to cause a denial-of-service condition on the device.\n\n\n\n\n","publishedAt":"2023-12-19T23:18:26.771Z","updatedAt":"2024-08-02T22:16:47.195Z","severity":{"score":9.6,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H","source":"icscert"},"assigner":"icscert","products":["EFACEC BCU 500"],"affected":[{"vendor":"EFACEC","product":"BCU 500","defaultStatus":"unaffected","versions":[{"version":"version 4.07","status":"affected"}]}],"references":["https://www.cisa.gov/news-events/ics-advisories/icsa-23-353-02"],"weaknesses":["CWE-400"],"ingestedAt":"2026-10-29T20:06:33.064Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/50xxx/CVE-2023-50707.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-50707","state":"PUBLISHED","datePublished":"2023-12-19T23:18:26.771Z","dateUpdated":"2024-08-02T22:16:47.195Z","assignerShortName":"icscert","assignerOrgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","dateReserved":"2023-12-11T16:37:13.794Z"},"containers":{"cna":{"title":"Uncontrolled Resource Consumption in EFACEC BCU 500","descriptions":[{"lang":"en","value":"\nThrough the exploitation of active user sessions, an attacker could send custom requests to cause a denial-of-service condition on the device.\n\n\n\n\n"}],"affected":[{"vendor":"EFACEC","product":"BCU 500","defaultStatus":"unaffected","versions":[{"version":"version 4.07","status":"affected"}]}],"references":[{"url":"https://www.cisa.gov/news-events/ics-advisories/icsa-23-353-02","tags":["government-resource"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.6,"baseSeverity":"CRITICAL","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-400","description":"CWE-400 Uncontrolled Resource Consumption","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"icscert","orgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","dateUpdated":"2023-12-19T23:18:26.771Z"},"credits":[{"lang":"en","type":"finder","user":"00000000-0000-4000-9000-000000000000","value":"Aarón Flecha Menéndez of S21sec "}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"\n\n<p>EFACEC released BCU 500 versions 4.08 to mitigate this vulnerability.</p><p>For more information, contact <a target=\"_blank\" rel=\"nofollow\" href=\"https://www.efacec.pt/en/contacts/\">EFACEC support</a>.</p>\n\n<br>"}],"value":"\nEFACEC released BCU 500 versions 4.08 to mitigate this vulnerability.\n\nFor more information, contact  EFACEC support https://www.efacec.pt/en/contacts/ .\n\n\n\n\n"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://www.cisa.gov/news-events/ics-advisories/icsa-23-353-02","tags":["government-resource","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T22:16:47.195Z"}}]}}}