CVE-2018-6871: canonical ubuntu_linux
Vulnerability summary
CVE-2018-6871 is a critical (CVSS 9.8) vulnerability in canonical ubuntu_linux. EPSS estimates a 22.80% chance of exploitation in the next 30 days, higher than 97.7% of scored vulnerabilities. 2 public exploits are recorded.
Advisory lineage
Upstream 0 · Downstream 2 · Duplicates 1 · Related 1Timeline
- 09-02-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
LibreOffice before 5.4.5 and 6.x before 6.0.1 allows remote attackers to read arbitrary files via =WEBSERVICE calls in a document, which use the COM.MICROSOFT.WEBSERVICE function.
CVSS metrics
5 scores · 4 sources · 2 versions- OSV · Red hatEcosystem advisory · calculated4.7MediumCVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:NDiffers
- 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
EPSS trend
Probability
22.80%
Chance of exploitation in the next 30 days
Percentile
98%
Versus all other CVEs
30-day change
0.00 pp
From 22.80% on 20-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
2 foundLibreoffice Remote Arbitrary File Disclosure
Maturity: poc
LibreOffice < 6.0.1 - '=WEBSERVICE' Remote Arbitrary File Disclosure
Maturity: poc
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Redhat141 products
- enterprise_linux_desktop6.0 | 7.0
- enterprise_linux_server6.0 | 7.0
- enterprise_linux_server_aus7.4 | 7.6
- enterprise_linux_server_eus7.4 | 7.5 | 7.6
- enterprise_linux_server_tus7.4 | 7.6
Suse6 products
- libreoffice&distro=SUSE Linux Enterprise Desktop 12 SP2< 5.4.5.1-40.24.1
- libreoffice&distro=SUSE Linux Enterprise Desktop 12 SP3< 5.4.5.1-43.19.1
- libreoffice&distro=SUSE Linux Enterprise Software Development Kit 12 SP2< 5.4.5.1-40.24.1
- libreoffice&distro=SUSE Linux Enterprise Software Development Kit 12 SP3< 5.4.5.1-43.19.1
- libreoffice&distro=SUSE Linux Enterprise Workstation Extension 12 SP2< 5.4.5.1-40.24.1
Debian2 products
- libreoffice< 1:6.0.1-1 | < 1:5.2.7-1+deb9u2 | < 1:4.3.3-2+deb8u10
- debian_linuxEOL9.0
Canonical1 product
- ubuntu_linuxEOL14.04 | 16.04 | 17.10
Libreoffice1 product
- libreoffice< 5.4.5 | 6.0.0 | 6.0.0:alpha1 | 6.0.0:beta1 | 6.0.0:beta2
Ubuntu1 product
- libreoffice< 1:4.2.8-0ubuntu5.3 | < 1:5.1.6~rc2-0ubuntu1~xenial3
6 vendors · 152 products
References
23 links- github.com/jollheef/libreoffice-remote-arbitrary-file-disclosureX Refsource MISCExploitThird Party AdvisoryARTICLEREPORT
- access.redhat.com/errata/RHSA-2018:0517Vendor AdvisoryX Refsource REDHATThird Party AdvisoryAdvisory
- access.redhat.com/errata/RHSA-2018:0418Vendor AdvisoryX Refsource REDHATThird Party AdvisoryAdvisory
- www.libreoffice.org/about-us/security/advisories/cve-2018-1055/X Refsource CONFIRMVendor AdvisoryARTICLE