{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-08-02T08:34:00.309","vulnerabilities":[{"cve":{"id":"CVE-2021-35247","sourceIdentifier":"psirt@solarwinds.com","published":"2022-01-10T14:10:17.667","lastModified":"2026-06-17T03:57:22.850","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"Serv-U web login screen to LDAP authentication was allowing characters that were not sufficiently sanitized. SolarWinds has updated the input mechanism to perform additional validation and sanitization. Please Note: No downstream affect has been detected as the LDAP servers ignored improper characters. To insure proper input validation is completed in all environments. SolarWinds recommends scheduling an update to the latest version of Serv-U."},{"lang":"es","value":"La pantalla de inicio de sesión web de Serv-U para la autenticación LDAP permitía caracteres que no estaban suficientemente desinfectados. SolarWinds ha actualizado el mecanismo de entrada para realizar una validación y sanitización adicionales. Nota: No se ha detectado ninguna afectación posterior, ya que los servidores LDAP ignoraban los caracteres inadecuados. Para asegurar que la validación de la entrada se completa en todos los entornos. SolarWinds recomienda programar una actualización a la última versión de Serv-U"}],"affected":[{"source":"psirt@solarwinds.com","affectedData":[{"vendor":"SolarWinds","product":"Serv-U","versions":[{"version":"15.2.5 and previous versions","lessThan":"15.3","versionType":"custom","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"psirt@solarwinds.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","baseScore":4.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":1.4},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","baseScore":5.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":3.9,"impactScore":1.4}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:P/A:N","baseScore":5.0,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"PARTIAL","availabilityImpact":"NONE"},"baseSeverity":"MEDIUM","exploitabilityScore":10.0,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2025-01-29T20:23:12.218612Z","id":"CVE-2021-35247","options":[{"exploitation":"active"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"cisaExploitAdd":"2022-01-21","cisaActionDue":"2022-02-04","cisaRequiredAction":"Apply updates per vendor instructions.","cisaVulnerabilityName":"SolarWinds Serv-U Improper Input Validation Vulnerability","weaknesses":[{"source":"psirt@solarwinds.com","type":"Secondary","description":[{"lang":"en","value":"CWE-20"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"NVD-CWE-noinfo"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:solarwinds:serv-u:*:*:*:*:*:*:*:*","versionEndExcluding":"15.3","matchCriteriaId":"DB4EF8F3-F239-464D-B0AA-3119A5CCF12E"}]}]}],"references":[{"url":"https://documentation.solarwinds.com/en/success_center/servu/content/release_notes/servu_15-3_release_notes.htm","source":"psirt@solarwinds.com","tags":["Release Notes","Vendor Advisory"]},{"url":"https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35247","source":"psirt@solarwinds.com","tags":["Broken Link","Vendor Advisory"]},{"url":"https://documentation.solarwinds.com/en/success_center/servu/content/release_notes/servu_15-3_release_notes.htm","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Release Notes","Vendor Advisory"]},{"url":"https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35247","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Broken Link","Vendor Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-35247","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","tags":["US Government Resource"]}]}}]}