Buffer overflow in Libreoffice

CVE-2011-2685

Stack-based buffer overflow in the Lotus Word Pro import filter in LibreOffice before 3.3.3 allows remote attackers to execute arbitrary code via a crafted .lwp file.

Vulnerability class: Buffer Overflow

Published 2011-07-21 · last modified 2026-06-16.

CVSS v2 metric

CVSS v2 base score 9.3 (High). Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.070 (94.0th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 94.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.070 · newest: 0.070 · change: 0.000

Affected products

Libreoffice — versions 3.3.0, 3.3.1

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

lists.opensuse.org/opensuse-updates/2011-10/msg00019.html (vendor-advisory)
www.openwall.com/lists/oss-security/2011/07/12/13 (mailing-list)
www.mandriva.com/security/advisories (vendor-advisory)
cgit.freedesktop.org/libreoffice/filters/commit/ (Patch)
www.kb.cert.org/vuls/id/953183 (US Government Resource, Patch, third-party-advisory)
cgit.freedesktop.org/libreoffice/filters/commit/ (Patch)
www.openwall.com/lists/oss-security/2011/07/06/13 (mailing-list)