{"id":"CVE-2023-6689","state":"PUBLISHED","title":"Cross-Site Request Forgery in EFACEC BCU 500","description":"\n\n\n\n\nA successful CSRF attack could force the user to perform state changing requests on the application. If the victim is an administrative account, a CSRF attack could compromise the entire web application.\n\n\n\n","publishedAt":"2023-12-19T23:20:22.195Z","updatedAt":"2026-02-25T16:34:33.296Z","severity":{"score":8.2,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/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-352"],"ingestedAt":"2026-10-29T20:06:42.242Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/6xxx/CVE-2023-6689.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-6689","state":"PUBLISHED","datePublished":"2023-12-19T23:20:22.195Z","dateUpdated":"2026-02-25T16:34:33.296Z","assignerShortName":"icscert","assignerOrgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","dateReserved":"2023-12-11T16:37:34.224Z"},"containers":{"cna":{"title":"Cross-Site Request Forgery in EFACEC BCU 500","descriptions":[{"lang":"en","value":"\n\n\n\n\nA successful CSRF attack could force the user to perform state changing requests on the application. If the victim is an administrative account, a CSRF attack could compromise the entire web application.\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":8.2,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-352","description":"CWE-352 Cross-Site Request Forgery (CSRF)","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"icscert","orgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","dateUpdated":"2023-12-19T23:20:22.195Z"},"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":"2024-08-02T08:35:14.914Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2023-6689","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-01-06T05:01:21.390994Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-02-25T16:34:33.296Z"}}]}}}