{"affected":[{"affectedData":[{"product":"API Connect","vendor":"IBM","versions":[{"status":"affected","version":"2018.4.1.0"},{"status":"affected","version":"2018.4.1.13"},{"status":"affected","version":"10.0.0.0"},{"status":"affected","version":"10.0.1.0"}]}],"source":"psirt@us.ibm.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:ibm:api_connect:*:*:*:*:*:*:*:*","matchCriteriaId":"403B95C9-40E9-4F9D-AE7D-5B3BC2ECE8A5","versionEndIncluding":"2018.4.1.13","versionStartIncluding":"2018.4.1.0","vulnerable":true},{"criteria":"cpe:2.3:a:ibm:api_connect:10.0.0.0:*:*:*:*:*:*:*","matchCriteriaId":"AF48BB29-806D-4613-A1D8-77462461245E","vulnerable":true},{"criteria":"cpe:2.3:a:ibm:api_connect:10.0.1.0:*:*:*:*:*:*:*","matchCriteriaId":"594C5FF7-61BC-409D-A77D-5BDC53CEFE09","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"IBM API Connect 10.0.0.0 through 10.0.1.0 and 2018.4.1.0 through 2018.4.1.13 is vulnerable to web cache poisoning, caused by improper input validation by modifying HTTP request headers. IBM X-Force ID: 189842."},{"lang":"es","value":"IBM API Connect versiones 10.0.0.0 hasta 10.0.1.0 y versiones 2018.4.1.0 hasta 2018.4.1.13, es vulnerable a un envenenamiento de la caché web, causado por una comprobación inapropiada de entrada al modificar los encabezados de petición HTTP. IBM X-Force ID: 189842"}],"id":"CVE-2020-4828","lastModified":"2026-06-17T03:20:31.207","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"MEDIUM","cvssData":{"accessComplexity":"LOW","accessVector":"NETWORK","authentication":"NONE","availabilityImpact":"NONE","baseScore":6.4,"confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:N","version":"2.0"},"exploitabilityScore":10.0,"impactScore":4.9,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":false}],"cvssMetricV30":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","version":"3.0"},"exploitabilityScore":3.9,"impactScore":2.5,"source":"psirt@us.ibm.com","type":"Secondary"}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","version":"3.1"},"exploitabilityScore":3.9,"impactScore":2.5,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2021-02-04T17:15:14.123","references":[{"source":"psirt@us.ibm.com","tags":["VDB Entry","Vendor Advisory"],"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/189842"},{"source":"psirt@us.ibm.com","tags":["Vendor Advisory"],"url":"https://www.ibm.com/support/pages/node/6410498"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["VDB Entry","Vendor Advisory"],"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/189842"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"url":"https://www.ibm.com/support/pages/node/6410498"}],"sourceIdentifier":"psirt@us.ibm.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-20"}],"source":"nvd@nist.gov","type":"Primary"}]}