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 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.

Published: 2012-08-06 Last update: 2026-04-29 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2012-2665 is rated Moderate Risk (64.3/100): CVSS High severity, with high exploitation likelihood (EPSS 7.01%, 93th percentile). EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +1.61% over the last day, indicating growing attacker interest. High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2012-2665

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 5.40% 7.01% +1.61%
2 2026-06-08 5.02% 5.40% +0.37%
3 2025-09-26 — 5.02% —

Full EPSS history (20 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2012-2665

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 2.0 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 6.4 [email protected]

Weakness enumeration for CVE-2012-2665

OS Trackers for CVE-2012-2665

vendor priority summary link
debian not yet assigned CVE-2012-2665 not yet assigned priority: Debian including 1 source packages (libreoffice), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2012-2665
gentoo normal CVE-2012-2665: 2 GLSA(s) (201209-05, 201408-19), 4 atom(s) (app-office/libreoffice, app-office/libreoffice-bin, app-office/openoffice, app-office/openoffice-bin); latest impact normal. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2012-2665
redhat high — https://access.redhat.com/security/cve/CVE-2012-2665
ubuntu medium CVE-2012-2665 medium priority: Ubuntu including 2 source packages (libreoffice, openoffice.org), 12 status rows across 6 suites (hardy, lucid, natty, oneiric, precise, upstream): released 4, not-affected 3, DNE 2, ignored 1, needs-triage 1, pending 1. https://ubuntu.com/security/CVE-2012-2665

Affected software / configurations for CVE-2012-2665

Vendor Product Version Raw CPE
apache openoffice < 3.4.1 cpe:2.3:a:apache:openoffice:*:*:*:*:*:*:*:*
libreoffice libreoffice < 3.5.5 cpe:2.3:a:libreoffice:libreoffice:*:*:*:*:*:*:*:*
canonical ubuntu_linux 10.04 cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:-:*:*:*
canonical ubuntu_linux 11.04 cpe:2.3:o:canonical:ubuntu_linux:11.04:*:*:*:*:*:*:*
canonical ubuntu_linux 11.10 cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:*
canonical ubuntu_linux 12.04 cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*
debian debian_linux 6.0 cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:*
debian debian_linux 7.0 cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
redhat enterprise_linux 6.0 cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
redhat enterprise_linux_desktop 6.0 cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
redhat enterprise_linux_for_ibm_z_systems 6.0 cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems:6.0:*:*:*:*:*:*:*
redhat enterprise_linux_for_power_big_endian 6.0 cpe:2.3:o:redhat:enterprise_linux_for_power_big_endian:6.0:*:*:*:*:*:*:*
redhat enterprise_linux_server 6.0 cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
redhat enterprise_linux_server_from_rhui_6 6.0 cpe:2.3:o:redhat:enterprise_linux_server_from_rhui_6:6.0:*:*:*:*:*:*:*
redhat enterprise_linux_workstation 6.0 cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*

References for CVE-2012-2665

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