CVE-2021-40439

Summary

Apache OpenOffice has a dependency on expat software. Versions prior to 2.1.0 were subject to CVE-2013-0340 a "Billion Laughs" entity expansion denial of service attack and exploit via crafted XML files. ODF files consist of a set of XML files. All versions of Apache OpenOffice up to 4.1.10 are subject to this issue. expat in version 4.1.11 is patched.

Affected Software

VendorProductVersion RangeStatus
Apache Software FoundationApache OpenOfficeApache OpenOffice <= 4.1.10affected
Apache Software FoundationApache OpenOfficeOpenOffice.org <= 3.4affected

Weaknesses

  • CWE-611: CWE-611 Improper Restriction of XML External Entity Reference

ADP Enrichment

CVE Program Container

Additional References

References