CVE-2017-7870: libreoffice Out-of-bounds Write
CVSS: 9.8v3.0CriticalModified
AliasesRHSA-2017:1975UBUNTU-CVE-2017-7870DEBIAN-CVE-2017-7870DSA-3837-1
Published 14-04-2017Last modified 05-08-2024
Vulnerability summary
CVE-2017-7870 is a critical (CVSS 9.8) Out-of-bounds Write vulnerability in libreoffice. EPSS estimates a 3.86% chance of exploitation in the next 30 days, higher than 90% of scored vulnerabilities.
CVSS score
9.8/10
010
Critical · v3.0 (NVD)EPSS score
3.86%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 5 · Related 4Timeline
- 14-04-2017PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
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 metrics
5 scores · 4 sources · 2 versionsCritical 9.8Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSources4 sources · 5.3–9.8
- OSV · Red hatEcosystem advisory · calculated5.3MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:LDiffers
- OSV · UbuntuEcosystem advisory · calculated9.8CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated9.8CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
High 7.5Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
3.86%
Chance of exploitation in the next 30 days
Percentile
90%
Versus all other CVEs
30-day change
0.00 pp
From 3.86% on 18-09-2026
18-09-202618-10-2026
EPSS score3.86%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Redhat132 products
- autocorr-af< 1:5.0.6.2-14.el7
- autocorr-bg< 1:5.0.6.2-14.el7
- autocorr-ca< 1:5.0.6.2-14.el7
- autocorr-cs< 1:5.0.6.2-14.el7
- autocorr-da< 1:5.0.6.2-14.el7
Debian1 product
- libreoffice< 1:5.2.5-1 | < 1:4.3.3-2+deb8u7
Libreoffice1 product
- libreoffice≤ 5.3.0.0
Ubuntu1 product
- libreoffice< 1:4.2.8-0ubuntu5.1 | < 1:5.1.6~rc2-0ubuntu1~xenial2
4 vendors · 135 products
References
24 links
- github.com/LibreOffice/core/commit/62a97e6a561ce65e88d4c537a1b82c336f012722X Refsource MISCPatchThird Party Advisory
- www.libreoffice.org/about-us/security/advisories/cve-2017-7870/X Refsource CONFIRM
