CVE-2020-4643

IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information. IBM X-Force ID: 185590.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://exchange.xforce.ibmcloud.com/vulnerabilities/185590	VDB Entry Vendor Advisory
https://www.ibm.com/support/pages/node/6334311	Patch Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/185590	VDB Entry Vendor Advisory
https://www.ibm.com/support/pages/node/6334311	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:ibm:websphere_application_server::::::::
	cpe:2.3:a:ibm:websphere_application_server::::::::
	cpe:2.3:a:ibm:websphere_application_server::::::::
	cpe:2.3:a:ibm:websphere_application_server::::::::

History

21 Nov 2024, 05:33

Type	Values Removed	Values Added
References	~~() https://exchange.xforce.ibmcloud.com/vulnerabilities/185590 - VDB Entry, Vendor Advisory~~	() https://exchange.xforce.ibmcloud.com/vulnerabilities/185590 - VDB Entry, Vendor Advisory
References	~~() https://www.ibm.com/support/pages/node/6334311 - Patch, Vendor Advisory~~	() https://www.ibm.com/support/pages/node/6334311 - Patch, Vendor Advisory

Information

Published : 2020-09-21 17:15

Updated : 2024-11-21 05:33

NVD link : CVE-2020-4643

Mitre link : CVE-2020-4643

CVE.ORG link : CVE-2020-4643

JSON object : View

Products Affected

ibm

websphere_application_server

CWE

CWE-611

Improper Restriction of XML External Entity Reference

{"id": "CVE-2020-4643", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Secondary", "source": "psirt@us.ibm.com", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 3.9}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2020-09-21T17:15:13.490", "references": [{"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/185590", "tags": ["VDB Entry", "Vendor Advisory"], "source": "psirt@us.ibm.com"}, {"url": "https://www.ibm.com/support/pages/node/6334311", "tags": ["Patch", "Vendor Advisory"], "source": "psirt@us.ibm.com"}, {"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/185590", "tags": ["VDB Entry", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.ibm.com/support/pages/node/6334311", "tags": ["Patch", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-611"}]}], "descriptions": [{"lang": "en", "value": "IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information. IBM X-Force ID: 185590."}, {"lang": "es", "value": "IBM WebSphere Application Server versiones 7.0, 8.0, 8.5 y 9.0, es vulnerable a un ataque de tipo XML External Entity Injection (XXE) cuando se procesan datos XML. Un atacante remoto podr\u00eda explotar esta vulnerabilidad para exponer informaci\u00f3n confidencial. IBM X-Force ID: 185590"}], "lastModified": "2024-11-21T05:33:02.000", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9FBC4C46-A044-4A5C-80EF-2BCBF9351CEB", "versionEndIncluding": "7.0.0.45", "versionStartIncluding": "7.0.0.0"}, {"criteria": "cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E596AE8A-34AD-43F3-A97E-DC79CE517C8B", "versionEndIncluding": "8.0.0.15", "versionStartIncluding": "8.0.0.0"}, {"criteria": "cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "79830E9D-2412-44C5-B6BA-2C0DE3EA871B", "versionEndIncluding": "8.5.5.17", "versionStartIncluding": "8.5.0.0"}, {"criteria": "cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6E51E766-A883-4D4E-ADDB-0D31B9CC3DF8", "versionEndIncluding": "9.0.5.5", "versionStartIncluding": "9.0.0.0"}], "operator": "OR"}]}], "sourceIdentifier": "psirt@us.ibm.com"}