CRITICAL
libreoffice: Remote arbitrary file disclosure vulnerability via WEBSERVICE formula
Published Feb 9, 2018
9.8
CRITICALCVSS 3.0
EPSS 22.80%
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.
Affected products
No data.
Configuration 1
OR
- < 5.4.5
- 6.0.0
- 6.0.0
- 6.0.0
- 6.0.0
Configuration 2
- 9.0
Configuration 3
OR
- 14.04
- 16.04
- 17.10
Configuration 4
OR
- 6.0
- 7.0
- 6.0
- 7.0
- 7.4
- 7.6
- 7.4
- 7.5
- 7.6
- 7.4
- 7.6
- 6.0
- 7.0
No data.
Red Hat Enterprise Linux 6
libreoffice-1:4.3.7.2-2.el6_9.2
Fixed · RHSA-2018:0517
Red Hat Enterprise Linux 7
libreoffice-1:5.0.6.2-15.el7_4
Fixed · RHSA-2018:0418
Red Hat Enterprise Linux 8
libreoffice
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | libreoffice-1:4.3.7.2-2.el6_9.2 | Fixed | RHSA-2018:0517 |
| Red Hat Enterprise Linux 7 | libreoffice-1:5.0.6.2-15.el7_4 | Fixed | RHSA-2018:0418 |
| Red Hat Enterprise Linux 8 | libreoffice | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
9.8 CRITICAL NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
1 other source (Red Hat) ▾
4.7 MEDIUM Red Hat
CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
Attack Vector Local
Attack Complexity High
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact High
Integrity Impact None
Availability Impact None
5.0 MEDIUM NVD
AV:N/AC:L/Au:N/C:P/I:N/A:N
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
22.80% 0.22803
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.22803
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (36 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 22.80% (0.22803) | 97.67th | v5 (v2026.06.15) |
| Sep 22, 2026 | 22.80% (0.22803) | 97.63th | v5 (v2026.06.15) |
| Sep 21, 2026 | 17.57% (0.17573) | 97.06th | v5 (v2026.06.15) |
| Sep 6, 2026 | 22.80% (0.22803) | 97.58th | v5 (v2026.06.15) |
| Sep 5, 2026 | 17.57% (0.17573) | 97.00th | v5 (v2026.06.15) |
| Aug 30, 2026 | 22.80% (0.22803) | 97.56th | v5 (v2026.06.15) |
| Aug 28, 2026 | 17.57% (0.17573) | 96.98th | v5 (v2026.06.15) |
| Aug 24, 2026 | 22.80% (0.22803) | 97.55th | v5 (v2026.06.15) |
| Aug 23, 2026 | 17.57% (0.17573) | 96.97th | v5 (v2026.06.15) |
| Jul 21, 2026 | 22.80% (0.22803) | 97.48th | v5 (v2026.06.15) |
| Jun 15, 2026 | 23.99% (0.23988) | 97.55th | v5 (v2026.06.15) |
| May 24, 2026 | 46.18% (0.46181) | 97.69th | v4 (v2025.03.14) |
| Apr 7, 2026 | 30.05% (0.30055) | 96.65th | v4 (v2025.03.14) |
| Nov 21, 2025 | 42.68% (0.42680) | 97.31th | v4 (v2025.03.14) |
| Nov 18, 2025 | 65.12% (0.65120) | 98.47th | v4 (v2025.03.14) |
| Sep 11, 2025 | 42.68% (0.42680) | 97.39th | v4 (v2025.03.14) |
| Aug 26, 2025 | 58.77% (0.58775) | 98.14th | v4 (v2025.03.14) |
| May 24, 2025 | 59.80% (0.59797) | 98.12th | v4 (v2025.03.14) |
| Mar 30, 2025 | 50.88% (0.50876) | 97.63th | v4 (v2025.03.14) |
| Mar 29, 2025 | 61.02% (0.61024) | 97.58th | v4 (v2025.03.14) |
| Mar 17, 2025 | 50.88% (0.50876) | 97.59th | v4 (v2025.03.14) |
| Dec 17, 2024 | 12.08% (0.12084) | 95.34th | v3 (v2023.03.01) |
| Apr 6, 2024 | 59.28% (0.59276) | 97.69th | v3 (v2023.03.01) |
| Aug 12, 2023 | 60.82% (0.60820) | 97.34th | v3 (v2023.03.01) |
| Jul 8, 2023 | 65.01% (0.65011) | 97.41th | v3 (v2023.03.01) |
| Jul 3, 2023 | 62.17% (0.62166) | 97.33th | v3 (v2023.03.01) |
| May 21, 2023 | 63.08% (0.63080) | 97.30th | v3 (v2023.03.01) |
| Mar 29, 2023 | 79.69% (0.79687) | 97.73th | v3 (v2023.03.01) |
| Mar 7, 2023 | 82.97% (0.82967) | 97.81th | v3 (v2023.03.01) |
| Mar 6, 2023 | 10.80% (0.10800) | 94.68th | v2 (v2022.01.01) |
| Apr 1, 2022 | 10.80% (0.10800) | 94.24th | v2 (v2022.01.01) |
| Feb 4, 2022 | 10.80% (0.10800) | 87.78th | v2 (v2022.01.01) |
| Feb 3, 2022 | 10.23% (0.10235) | 87.52th | v1 |
| Jan 6, 2022 | 10.23% (0.10235) | 87.37th | v1 |
| Sep 1, 2021 | 10.23% (0.10235) | 95.04th | v1 |
| Apr 14, 2021 | 10.23% (0.10235) | 0.00th | v1 |
Weaknesses (1)
References (12)
- https://access.redhat.com/errata/RHSA-2018:0418 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/errata/RHSA-2018:0517 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2018-6871 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1543120 Issue Tracking
- https://cgit.freedesktop.org/libreoffice/core/commit/?h=libreoffice-5-4-5&id=a916fc0c0e0e8b10cb4158fa0fa173fe205d434a x_refsource_CONFIRMPatchThird Party Advisory
- https://github.com/jollheef/libreoffice-remote-arbitrary-file-disclosure x_refsource_MISCExploitThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2018-6871
- https://usn.ubuntu.com/3579-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2018-6871
- https://www.debian.org/security/2018/dsa-4111 vendor-advisoryx_refsource_DEBIANThird Party Advisory
- https://www.exploit-db.com/exploits/44022/ exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry
- https://www.libreoffice.org/about-us/security/advisories/cve-2018-1055/ x_refsource_CONFIRMVendor Advisory
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Feb 9, 2018
Updated Aug 5, 2024
Reserved Feb 9, 2018
Link CVE-2018-6871
CISA Vulnrichment
Updated n/a