CVE-2020-4706

{"containers": {"cna": {"affected": [{"product": "API Connect", "vendor": "IBM", "versions": [{"status": "affected", "version": "5.0.0.0"}, {"status": "affected", "version": "5.0.8.10"}]}], "datePublic": "2021-08-16T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "IBM API Connect 5.0.0.0 through 5.0.8.10 is vulnerable to HTTP header injection, caused by improper validation of input by the HOST headers. By sending a specially crafted HTTP request, a remote attacker could exploit this vulnerability to inject HTTP HOST header, which will allow the attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking. IBM X-Force ID: 187194."}], "metrics": [{"cvssV3_0": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "exploitCodeMaturity": "UNPROVEN", "integrityImpact": "LOW", "privilegesRequired": "LOW", "remediationLevel": "OFFICIAL_FIX", "reportConfidence": "CONFIRMED", "scope": "UNCHANGED", "temporalScore": 4.7, "temporalSeverity": "MEDIUM", "userInteraction": "NONE", "vectorString": "CVSS:3.0/I:L/S:U/UI:N/A:N/AV:N/AC:L/C:L/PR:L/RC:C/E:U/RL:O", "version": "3.0"}}], "problemTypes": [{"descriptions": [{"description": "Gain Access", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-08-17T13:55:12.000Z", "orgId": "9a959283-ebb5-44b6-b705-dcc2bbced522", "shortName": "ibm"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://www.ibm.com/support/pages/node/6481879"}, {"name": "ibm-api-cve20204706-header-injection (187194)", "tags": ["vdb-entry", "x_refsource_XF"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/187194"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "psirt@us.ibm.com", "DATE_PUBLIC": "2021-08-16T00:00:00", "ID": "CVE-2020-4706", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "API Connect", "version": {"version_data": [{"version_value": "5.0.0.0"}, {"version_value": "5.0.8.10"}]}}]}, "vendor_name": "IBM"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "IBM API Connect 5.0.0.0 through 5.0.8.10 is vulnerable to HTTP header injection, caused by improper validation of input by the HOST headers. By sending a specially crafted HTTP request, a remote attacker could exploit this vulnerability to inject HTTP HOST header, which will allow the attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking. IBM X-Force ID: 187194."}]}, "impact": {"cvssv3": {"BM": {"A": "N", "AC": "L", "AV": "N", "C": "L", "I": "L", "PR": "L", "S": "U", "UI": "N"}, "TM": {"E": "U", "RC": "C", "RL": "O"}}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Gain Access"}]}]}, "references": {"reference_data": [{"name": "https://www.ibm.com/support/pages/node/6481879", "refsource": "CONFIRM", "title": "IBM Security Bulletin 6481879 (API Connect)", "url": "https://www.ibm.com/support/pages/node/6481879"}, {"name": "ibm-api-cve20204706-header-injection (187194)", "refsource": "XF", "title": "X-Force Vulnerability Report", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/187194"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T08:14:57.542Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://www.ibm.com/support/pages/node/6481879"}, {"name": "ibm-api-cve20204706-header-injection (187194)", "tags": ["vdb-entry", "x_refsource_XF", "x_transferred"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/187194"}]}]}, "cveMetadata": {"assignerOrgId": "9a959283-ebb5-44b6-b705-dcc2bbced522", "assignerShortName": "ibm", "cveId": "CVE-2020-4706", "datePublished": "2021-08-17T13:55:12.216Z", "dateReserved": "2019-12-30T00:00:00.000Z", "dateUpdated": "2024-09-16T20:43:10.370Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "API Connect", "vendor": "IBM", "versions": [{"status": "affected", "version": "5.0.0.0"}, {"status": "affected", "version": "5.0.8.10"}]}], "source": "psirt@us.ibm.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:ibm:api_connect:*:*:*:*:*:*:*:*", "matchCriteriaId": "85E9C749-982E-4E66-BD29-807C6C46AED6", "versionEndIncluding": "5.0.8.10", "versionStartIncluding": "5.0.0.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "IBM API Connect 5.0.0.0 through 5.0.8.10 is vulnerable to HTTP header injection, caused by improper validation of input by the HOST headers. By sending a specially crafted HTTP request, a remote attacker could exploit this vulnerability to inject HTTP HOST header, which will allow the attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking. IBM X-Force ID: 187194."}, {"lang": "es", "value": "IBM API Connect versiones 5.0.0.0 hasta 5.0.8.10, es vulnerable a una inyecci\u00f3n de encabezados HTTP, causada por una comprobaci\u00f3n inapropiada de la entrada de los encabezados HOST. Mediante el env\u00edo de una petici\u00f3n HTTP especialmente dise\u00f1ada, un atacante remoto podr\u00eda explotar esta vulnerabilidad para inyectar el encabezado HTTP HOST, que permitir\u00eda al atacante llevar a cabo varios ataques contra el sistema vulnerable, incluyendo uno de tipo cross-site scripting, envenenamiento de cach\u00e9 o secuestro de sesi\u00f3n. IBM X-Force ID: 187194."}], "id": "CVE-2020-4706", "lastModified": "2026-06-17T03:20:23.467", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 5.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.0, "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": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N", "version": "3.0"}, "exploitabilityScore": 2.8, "impactScore": 2.5, "source": "psirt@us.ibm.com", "type": "Secondary"}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.5, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-08-17T14:15:07.323", "references": [{"source": "psirt@us.ibm.com", "tags": ["VDB Entry"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/187194"}, {"source": "psirt@us.ibm.com", "tags": ["Vendor Advisory"], "url": "https://www.ibm.com/support/pages/node/6481879"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["VDB Entry"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/187194"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.ibm.com/support/pages/node/6481879"}], "sourceIdentifier": "psirt@us.ibm.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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