Vulnerabilites related to IBM - External Authentication Server
cve-2020-4462
Vulnerability from cvelistv5
Published
2020-07-16 15:05
Modified
2024-09-16 16:53
Severity ?
EPSS score ?
Summary
IBM Sterling External Authentication Server 6.0.1, 6.0.0, 2.4.3.2, and 2.4.2 and IBM Sterling Secure Proxy 6.0.1, 6.0.0, 3.4.3, and 3.4.2 are vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 181482.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.ibm.com/support/pages/node/6249331 | x_refsource_CONFIRM | |
| https://www.ibm.com/support/pages/node/6249317 | x_refsource_CONFIRM | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/181482 | vdb-entry, x_refsource_XF |
Impacted products
| Vendor | Product | Version | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| ▼ | IBM | Sterling Secure Proxy |
Version: 3.4.2 Version: 3.4.3 Version: 2.4.3 Version: 2.4.2 Version: 6.0.1 Version: 6.0.0 |
||||||||
|
|||||||||||
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-04T08:07:48.990Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_CONFIRM",
"x_transferred"
],
"url": "https://www.ibm.com/support/pages/node/6249331"
},
{
"tags": [
"x_refsource_CONFIRM",
"x_transferred"
],
"url": "https://www.ibm.com/support/pages/node/6249317"
},
{
"name": "ibm-sterling-cve20204462-xxe (181482)",
"tags": [
"vdb-entry",
"x_refsource_XF",
"x_transferred"
],
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/181482"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "Sterling Secure Proxy",
"vendor": "IBM",
"versions": [
{
"status": "affected",
"version": "3.4.2"
},
{
"status": "affected",
"version": "3.4.3"
},
{
"status": "affected",
"version": "2.4.3"
},
{
"status": "affected",
"version": "2.4.2"
},
{
"status": "affected",
"version": "6.0.1"
},
{
"status": "affected",
"version": "6.0.0"
}
]
},
{
"product": "External Authentication Server",
"vendor": "IBM",
"versions": [
{
"status": "affected",
"version": "6.0"
},
{
"status": "affected",
"version": "6.0.1"
}
]
},
{
"product": "Sterling External Authentication Server",
"vendor": "IBM",
"versions": [
{
"status": "affected",
"version": "2.4.2"
},
{
"status": "affected",
"version": "2.4.3.2"
}
]
}
],
"datePublic": "2020-07-15T00:00:00",
"descriptions": [
{
"lang": "en",
"value": "IBM Sterling External Authentication Server 6.0.1, 6.0.0, 2.4.3.2, and 2.4.2 and IBM Sterling Secure Proxy 6.0.1, 6.0.0, 3.4.3, and 3.4.2 are vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 181482."
}
],
"metrics": [
{
"cvssV3_0": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 8.2,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"exploitCodeMaturity": "UNPROVEN",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"remediationLevel": "OFFICIAL_FIX",
"reportConfidence": "CONFIRMED",
"scope": "UNCHANGED",
"temporalScore": 7.1,
"temporalSeverity": "HIGH",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/S:U/AC:L/I:N/A:L/C:H/UI:N/PR:N/AV:N/RC:C/E:U/RL:O",
"version": "3.0"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "Obtain Information",
"lang": "en",
"type": "text"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2020-07-16T15:05:35",
"orgId": "9a959283-ebb5-44b6-b705-dcc2bbced522",
"shortName": "ibm"
},
"references": [
{
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://www.ibm.com/support/pages/node/6249331"
},
{
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://www.ibm.com/support/pages/node/6249317"
},
{
"name": "ibm-sterling-cve20204462-xxe (181482)",
"tags": [
"vdb-entry",
"x_refsource_XF"
],
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/181482"
}
],
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "psirt@us.ibm.com",
"DATE_PUBLIC": "2020-07-15T00:00:00",
"ID": "CVE-2020-4462",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Sterling Secure Proxy",
"version": {
"version_data": [
{
"version_value": "3.4.2"
},
{
"version_value": "3.4.3"
},
{
"version_value": "2.4.3"
},
{
"version_value": "2.4.2"
},
{
"version_value": "6.0.1"
},
{
"version_value": "6.0.0"
}
]
}
},
{
"product_name": "External Authentication Server",
"version": {
"version_data": [
{
"version_value": "6.0"
},
{
"version_value": "6.0.1"
}
]
}
},
{
"product_name": "Sterling External Authentication Server",
"version": {
"version_data": [
{
"version_value": "2.4.2"
},
{
"version_value": "2.4.3.2"
}
]
}
}
]
},
"vendor_name": "IBM"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "IBM Sterling External Authentication Server 6.0.1, 6.0.0, 2.4.3.2, and 2.4.2 and IBM Sterling Secure Proxy 6.0.1, 6.0.0, 3.4.3, and 3.4.2 are vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 181482."
}
]
},
"impact": {
"cvssv3": {
"BM": {
"A": "L",
"AC": "L",
"AV": "N",
"C": "H",
"I": "N",
"PR": "N",
"S": "U",
"UI": "N"
},
"TM": {
"E": "U",
"RC": "C",
"RL": "O"
}
}
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "Obtain Information"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://www.ibm.com/support/pages/node/6249331",
"refsource": "CONFIRM",
"title": "IBM Security Bulletin 6249331 (Sterling Secure Proxy)",
"url": "https://www.ibm.com/support/pages/node/6249331"
},
{
"name": "https://www.ibm.com/support/pages/node/6249317",
"refsource": "CONFIRM",
"title": "IBM Security Bulletin 6249317 (Sterling Secure Proxy)",
"url": "https://www.ibm.com/support/pages/node/6249317"
},
{
"name": "ibm-sterling-cve20204462-xxe (181482)",
"refsource": "XF",
"title": "X-Force Vulnerability Report",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/181482"
}
]
}
}
}
},
"cveMetadata": {
"assignerOrgId": "9a959283-ebb5-44b6-b705-dcc2bbced522",
"assignerShortName": "ibm",
"cveId": "CVE-2020-4462",
"datePublished": "2020-07-16T15:05:35.729638Z",
"dateReserved": "2019-12-30T00:00:00",
"dateUpdated": "2024-09-16T16:53:09.458Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}