CVE-2021-20839

Published on: 10/31/2021 12:00:00 AM UTC

Last Modified on: 11/17/2021 09:38:18 PM UTC

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Certain versions of Office Server Document Converter from Antennahouse contain the following vulnerability:

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 to the other servers by processing a specially crafted XML document.

  • CVE-2021-20839 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as MEDIUM severity.
  • Affected Vendor/Software: URL Logo Antenna House, Inc. - Office Server Document Converter version V7.2MR4 and earlier and V7.1MR7 and earlier

CVSS3 Score: 6.5 - MEDIUM

Attack
Vector
Attack
Complexity
Privileges
Required
User
Interaction
NETWORK LOW NONE REQUIRED
Scope Confidentiality
Impact
Integrity
Impact
Availability
Impact
UNCHANGED NONE NONE HIGH

CVSS2 Score: 4.3 - MEDIUM

Access
Vector
Access
Complexity
Authentication
NETWORK MEDIUM NONE
Confidentiality
Impact
Integrity
Impact
Availability
Impact
NONE NONE PARTIAL

CVE References

Description Tags Link
JVN#33453839: Multiple improper restriction of XML external entity reference (XXE) vulnerabilities in Office Server Document Converter jvn.jp
text/xml
URL Logo MISC jvn.jp/en/jp/JVN33453839/index.html
Office Server Document Converter におけるサービス運用妨害 (DoS) の脆弱性 www.antenna.co.jp
text/xml
URL Logo MISC www.antenna.co.jp/news/2021/osdc72-20211027.html

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationAntennahouseOffice Server Document ConverterAllAllAllAll
ApplicationAntennahouseOffice Server Document Converter5.2-AllAll
ApplicationAntennahouseOffice Server Document Converter5.2mr1AllAll
ApplicationAntennahouseOffice Server Document Converter5.2mr10AllAll
ApplicationAntennahouseOffice Server Document Converter5.2mr11AllAll
ApplicationAntennahouseOffice Server Document Converter5.2mr12AllAll
ApplicationAntennahouseOffice Server Document Converter5.2mr2AllAll
ApplicationAntennahouseOffice Server Document Converter5.2mr3AllAll
ApplicationAntennahouseOffice Server Document Converter5.2mr4AllAll
ApplicationAntennahouseOffice Server Document Converter5.2mr5AllAll
ApplicationAntennahouseOffice Server Document Converter5.2mr6AllAll
ApplicationAntennahouseOffice Server Document Converter5.2mr7AllAll
ApplicationAntennahouseOffice Server Document Converter5.2mr8AllAll
ApplicationAntennahouseOffice Server Document Converter5.2mr9AllAll
ApplicationAntennahouseOffice Server Document Converter6.0-AllAll
ApplicationAntennahouseOffice Server Document Converter6.0mr1AllAll
ApplicationAntennahouseOffice Server Document Converter6.0mr10AllAll
ApplicationAntennahouseOffice Server Document Converter6.0mr2AllAll
ApplicationAntennahouseOffice Server Document Converter6.0mr3AllAll
ApplicationAntennahouseOffice Server Document Converter6.0mr4AllAll
ApplicationAntennahouseOffice Server Document Converter6.0mr5AllAll
ApplicationAntennahouseOffice Server Document Converter6.0mr6AllAll
ApplicationAntennahouseOffice Server Document Converter6.0mr7AllAll
ApplicationAntennahouseOffice Server Document Converter6.0mr8AllAll
ApplicationAntennahouseOffice Server Document Converter6.0mr9AllAll
ApplicationAntennahouseOffice Server Document Converter6.1-AllAll
ApplicationAntennahouseOffice Server Document Converter6.1mr1AllAll
ApplicationAntennahouseOffice Server Document Converter6.1mr2AllAll
ApplicationAntennahouseOffice Server Document Converter6.1mr2AllAll
ApplicationAntennahouseOffice Server Document Converter6.1mr3AllAll
ApplicationAntennahouseOffice Server Document Converter6.1mr4AllAll
ApplicationAntennahouseOffice Server Document Converter6.1mr5AllAll
ApplicationAntennahouseOffice Server Document Converter6.1mr6AllAll
ApplicationAntennahouseOffice Server Document Converter6.1mr7AllAll
ApplicationAntennahouseOffice Server Document Converter6.1mr8AllAll
ApplicationAntennahouseOffice Server Document Converter7.0AllAllAll
ApplicationAntennahouseOffice Server Document Converter7.0-AllAll
ApplicationAntennahouseOffice Server Document Converter7.0mr1AllAll
ApplicationAntennahouseOffice Server Document Converter7.0mr2AllAll
ApplicationAntennahouseOffice Server Document Converter7.0mr3AllAll
ApplicationAntennahouseOffice Server Document Converter7.0mr4AllAll
ApplicationAntennahouseOffice Server Document Converter7.0mr5AllAll
ApplicationAntennahouseOffice Server Document Converter7.0mr6AllAll
ApplicationAntennahouseOffice Server Document Converter7.1-AllAll
ApplicationAntennahouseOffice Server Document Converter7.1mr1AllAll
ApplicationAntennahouseOffice Server Document Converter7.1mr2AllAll
ApplicationAntennahouseOffice Server Document Converter7.1mr3AllAll
ApplicationAntennahouseOffice Server Document Converter7.1mr4AllAll
ApplicationAntennahouseOffice Server Document Converter7.1mr5AllAll
ApplicationAntennahouseOffice Server Document Converter7.1mr6AllAll
ApplicationAntennahouseOffice Server Document Converter7.1mr7AllAll
ApplicationAntennahouseOffice Server Document Converter7.2AllAllAll
ApplicationAntennahouseOffice Server Document Converter7.2-AllAll
ApplicationAntennahouseOffice Server Document Converter7.2mr1AllAll
ApplicationAntennahouseOffice Server Document Converter7.2mr2AllAll
ApplicationAntennahouseOffice Server Document Converter7.2mr3AllAll
ApplicationAntennahouseOffice Server Document Converter7.2mr4AllAll
  • cpe:2.3:a:antennahouse:office_server_document_converter:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:5.2:-:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:5.2:mr1:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:5.2:mr10:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:5.2:mr11:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:5.2:mr12:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:5.2:mr2:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:5.2:mr3:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:5.2:mr4:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:5.2:mr5:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:5.2:mr6:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:5.2:mr7:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:5.2:mr8:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:5.2:mr9:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:6.0:-:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:6.0:mr1:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:6.0:mr10:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:6.0:mr2:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:6.0:mr3:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:6.0:mr4:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:6.0:mr5:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:6.0:mr6:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:6.0:mr7:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:6.0:mr8:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:6.0:mr9:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:6.1:-:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:6.1:mr1:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:6.1:mr2:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:6.1:mr2:*:*:pro:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:6.1:mr3:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:6.1:mr4:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:6.1:mr5:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:6.1:mr6:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:6.1:mr7:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:6.1:mr8:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:7.0:*:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:7.0:-:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:7.0:mr1:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:7.0:mr2:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:7.0:mr3:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:7.0:mr4:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:7.0:mr5:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:7.0:mr6:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:7.1:-:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:7.1:mr1:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:7.1:mr2:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:7.1:mr3:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:7.1:mr4:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:7.1:mr5:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:7.1:mr6:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:7.1:mr7:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:7.2:*:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:7.2:-:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:7.2:mr1:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:7.2:mr2:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:7.2:mr3:*:*:*:*:*:*:
  • cpe:2.3:a:antennahouse:office_server_document_converter:7.2:mr4:*:*:*:*:*:*:

Social Mentions

Source Title Posted (UTC)
Twitter Icon @CVEreport CVE-2021-20839 : Office Server Document Converter V7.2MR4 and earlier and V7.1MR7 and earlier allows a remote unaut… twitter.com/i/web/status/1… 2021-11-01 01:54:07
© CVE.report 2021 Twitter Nitter Twitter Viewer |

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