Vulnerability Details : CVE-2017-7870
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.
Vulnerability category: OverflowMemory Corruption
Exploit prediction scoring system (EPSS) score for CVE-2017-7870
Probability of exploitation activity in the next 30 days: 2.11%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 88 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2017-7870
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST |
9.8
|
CRITICAL | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2017-7870
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The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-7870
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http://www.securitytracker.com/id/1039029
LibreOffice Heap Oveflow in tools::Polygon::Insert() Lets Remote Users Execute Arbitrary Code - SecurityTracker
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https://github.com/LibreOffice/core/commit/62a97e6a561ce65e88d4c537a1b82c336f012722
ofz#372 check if ImplSplit succeeded · LibreOffice/core@62a97e6 · GitHubPatch;Third Party Advisory
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https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=372
372 - libreoffice: Heap-buffer-overflow in tools::Polygon::Insert - oss-fuzz - MonorailThird Party Advisory;VDB Entry
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https://security.gentoo.org/glsa/201706-28
LibreOffice: Multiple vulnerabilities (GLSA 201706-28) — Gentoo security
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http://www.libreoffice.org/about-us/security/advisories/cve-2017-7870/
CVE-2017-7870 | LibreOffice - Free Office Suite - Fun Project - Fantastic People
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http://www.debian.org/security/2017/dsa-3837
Debian -- Security Information -- DSA-3837-1 libreoffice
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https://access.redhat.com/errata/RHSA-2017:1975
RHSA-2017:1975 - Security Advisory - Red Hat Customer Portal
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http://www.securityfocus.com/bid/97671
LibreOffice CVE-2017-7870 Heap Buffer Overflow VulnerabilityThird Party Advisory;VDB Entry
Products affected by CVE-2017-7870
- cpe:2.3:a:libreoffice:libreoffice:*:beta2:*:*:*:*:*:*