CVE-2021-20838 (GCVE-0-2021-20838)
Vulnerability from cvelistv5
Published
2021-11-01 01:50
Modified
2024-08-03 17:53
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- XML external entities (XXE)
Summary
Office Server Document Converter V7.2MR4 and earlier and V7.1MR7 and earlier allows a remote unauthenticated attacker to conduct an XML External Entity (XXE) attack to cause a denial of service (DoS) condition by processing a specially crafted XML document.
References
| URL | Tags | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Antenna House, Inc. | Office Server Document Converter |
Version: V7.2MR4 and earlier and V7.1MR7 and earlier |
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-03T17:53:22.724Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://www.antenna.co.jp/news/2021/osdc72-20211027.html"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://jvn.jp/en/jp/JVN33453839/index.html"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "Office Server Document Converter",
"vendor": "Antenna House, Inc.",
"versions": [
{
"status": "affected",
"version": "V7.2MR4 and earlier and V7.1MR7 and earlier"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Office Server Document Converter V7.2MR4 and earlier and V7.1MR7 and earlier allows a remote unauthenticated attacker to conduct an XML External Entity (XXE) attack to cause a denial of service (DoS) condition by processing a specially crafted XML document."
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "XML external entities (XXE)",
"lang": "en",
"type": "text"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2021-11-01T01:50:14",
"orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
"shortName": "jpcert"
},
"references": [
{
"tags": [
"x_refsource_MISC"
],
"url": "https://www.antenna.co.jp/news/2021/osdc72-20211027.html"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://jvn.jp/en/jp/JVN33453839/index.html"
}
],
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "vultures@jpcert.or.jp",
"ID": "CVE-2021-20838",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Office Server Document Converter",
"version": {
"version_data": [
{
"version_value": "V7.2MR4 and earlier and V7.1MR7 and earlier"
}
]
}
}
]
},
"vendor_name": "Antenna House, Inc."
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "Office Server Document Converter V7.2MR4 and earlier and V7.1MR7 and earlier allows a remote unauthenticated attacker to conduct an XML External Entity (XXE) attack to cause a denial of service (DoS) condition by processing a specially crafted XML document."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "XML external entities (XXE)"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://www.antenna.co.jp/news/2021/osdc72-20211027.html",
"refsource": "MISC",
"url": "https://www.antenna.co.jp/news/2021/osdc72-20211027.html"
},
{
"name": "https://jvn.jp/en/jp/JVN33453839/index.html",
"refsource": "MISC",
"url": "https://jvn.jp/en/jp/JVN33453839/index.html"
}
]
}
}
}
},
"cveMetadata": {
"assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
"assignerShortName": "jpcert",
"cveId": "CVE-2021-20838",
"datePublished": "2021-11-01T01:50:14",
"dateReserved": "2020-12-17T00:00:00",
"dateUpdated": "2024-08-03T17:53:22.724Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"nvd": "{\"cve\":{\"id\":\"CVE-2021-20838\",\"sourceIdentifier\":\"vultures@jpcert.or.jp\",\"published\":\"2021-11-01T02:15:06.867\",\"lastModified\":\"2024-11-21T05:47:15.427\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Office Server Document Converter V7.2MR4 and earlier and V7.1MR7 and earlier allows a remote unauthenticated attacker to conduct an XML External Entity (XXE) attack to cause a denial of service (DoS) condition by processing a specially crafted XML document.\"},{\"lang\":\"es\",\"value\":\"Office Server Document Converter versiones V7.2MR4 y anteriores y versiones V7.1MR7 y anteriores, permiten a un atacante remoto no autenticado realizar un ataque de tipo XML External Entity (XXE) para causar una condici\u00f3n de denegaci\u00f3n de servicio (DoS) al procesar un documento XML especialmente dise\u00f1ado\"}],\"metrics\":{\"cvssMetricV31\":[{\"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:N/A:H\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:N/I:N/A:P\",\"baseScore\":5.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":10.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-611\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:antennahouse:office_server_document_converter:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"5.2\",\"matchCriteriaId\":\"FF62D2B8-0DCD-4D30-93AB-CCFEB39C9DC1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:antennahouse:office_server_document_converter:5.2:-:*:*:*:*:*:*\",\"matchCriteriaId\":\"486AA55C-7248-4D9D-B53C-A7DB985B3E79\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:antennahouse:office_server_document_converter:6.0:-:*:*:*:*:*:*\",\"matchCriteriaId\":\"BB47E5A7-E19D-407E-9DBD-10617D466EA2\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:antennahouse:office_server_document_converter:6.0:mr1:*:*:*:*:*:*\",\"matchCriteriaId\":\"8622DA10-5F38-42AF-B9E3-9CDFA91DFD9B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:antennahouse:office_server_document_converter:6.0:mr2:*:*:*:*:*:*\",\"matchCriteriaId\":\"BE9FDA3D-33D5-475B-906C-190EE0EAB840\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:antennahouse:office_server_document_converter:6.1:-:*:*:*:*:*:*\",\"matchCriteriaId\":\"412352E3-AE12-4AF4-9873-CBB5B5322569\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:antennahouse:office_server_document_converter:6.1:mr2:*:*:*:*:*:*\",\"matchCriteriaId\":\"10820C5D-8E17-4A3C-AACF-BA9FFA548575\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:antennahouse:office_server_document_converter:6.1:mr2:*:*:pro:*:*:*\",\"matchCriteriaId\":\"15CD6C7B-B6F9-4B99-AC5C-932B8A671046\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:antennahouse:office_server_document_converter:6.1:mr3:*:*:*:*:*:*\",\"matchCriteriaId\":\"B65E86E1-0D2A-4ADB-A04A-A8128A5A5340\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:antennahouse:office_server_document_converter:6.1:mr4:*:*:*:*:*:*\",\"matchCriteriaId\":\"D0414FF1-6059-484E-8818-C9731D85531C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:antennahouse:office_server_document_converter:7.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"97AC1C70-42A5-4756-A83A-70A4B6D674AA\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:antennahouse:office_server_document_converter:7.0:mr1:*:*:*:*:*:*\",\"matchCriteriaId\":\"C8D11B1F-7C77-410A-8050-831881D5DE0A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:antennahouse:office_server_document_converter:7.0:mr2:*:*:*:*:*:*\",\"matchCriteriaId\":\"E83BC353-8D05-4A84-A501-B04B08B9185E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:antennahouse:office_server_document_converter:7.0:mr3:*:*:*:*:*:*\",\"matchCriteriaId\":\"71CE8429-A15B-45FF-9B48-6E36E2E814C5\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:antennahouse:office_server_document_converter:7.1:-:*:*:*:*:*:*\",\"matchCriteriaId\":\"20A576B4-211C-4CBC-BDBD-9D70F22E9938\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:antennahouse:office_server_document_converter:7.1:mr1:*:*:*:*:*:*\",\"matchCriteriaId\":\"9741D57E-E15F-43FF-A379-B9CF7AD2624B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:antennahouse:office_server_document_converter:7.1:mr2:*:*:*:*:*:*\",\"matchCriteriaId\":\"FCD1886D-E2DD-4370-8658-63BE4B9F5392\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:antennahouse:office_server_document_converter:7.1:mr3:*:*:*:*:*:*\",\"matchCriteriaId\":\"E4742953-34BA-4B9A-86D6-09A8F78E929F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:antennahouse:office_server_document_converter:7.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"2DB44596-4AD8-4D62-880D-DFB251276EF7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:antennahouse:office_server_document_converter:7.2:mr1:*:*:*:*:*:*\",\"matchCriteriaId\":\"A2D906F0-6C85-451A-9865-8104A918AFCA\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:antennahouse:office_server_document_converter:7.2:mr2:*:*:*:*:*:*\",\"matchCriteriaId\":\"0791488F-2B26-4C30-B32A-BF27C4A34B95\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:antennahouse:office_server_document_converter:7.2:mr3:*:*:*:*:*:*\",\"matchCriteriaId\":\"7D5E9B5B-7DEB-4E1C-AA72-B3BEC5ACE35F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:antennahouse:office_server_document_converter:7.2:mr4:*:*:*:*:*:*\",\"matchCriteriaId\":\"33DA74A3-2703-449E-9BF4-E1945D5DA03F\"}]}]}],\"references\":[{\"url\":\"https://jvn.jp/en/jp/JVN33453839/index.html\",\"source\":\"vultures@jpcert.or.jp\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.antenna.co.jp/news/2021/osdc72-20211027.html\",\"source\":\"vultures@jpcert.or.jp\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://jvn.jp/en/jp/JVN33453839/index.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.antenna.co.jp/news/2021/osdc72-20211027.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Vendor Advisory\"]}]}}"
}
}
Loading…
Loading…
Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
Loading…
Loading…