CVE-2017-7870 Information

Description

LibreOffice before 2017-01-02 has an out-of-bounds write caused by a heap-based buffer overflow related to the tools::Polygon::Insert function in tools/source/generic/poly.cxx.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

http://www.debian.org/security/2017/dsa-3837 http://www.libreoffice.org/about-us/security/advisories/cve-2017-7870/ http://www.securityfocus.com/bid/97671 http://www.securitytracker.com/id/1039029 https://access.redhat.com/errata/RHSA-2017:1975 https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=372 https://github.com/LibreOffice/core/commit/62a97e6a561ce65e88d4c537a1b82c336f012722 https://security.gentoo.org/glsa/201706-28

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8