MEDIUM
liblouis: Buffer overflow in the function _lou_showString()
Published Aug 29, 2017
6.5
MEDIUMCVSS 3.0
EPSS 1.85%
Description
There is a buffer overflow in Liblouis 3.2.0, triggered in the function _lou_showString() in utils.c, that will lead to a remote denial of service attack.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
6.5 MEDIUM NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
1 other source (Red Hat) ▾
3.3 LOW Red Hat
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact Low
4.3 MEDIUM NVD
AV:N/AC:M/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.85% 0.01845
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01845
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.85% (0.01845) | 78.27th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.85% (0.01845) | 76.21th | v5 (v2026.06.15) |
| Apr 17, 2026 | 0.23% (0.00229) | 45.79th | v4 (v2025.03.14) |
| Jul 20, 2024 | 0.64% (0.00635) | 79.33th | v3 (v2023.03.01) |
| Feb 13, 2024 | 0.64% (0.00635) | 78.47th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.64% (0.00635) | 76.47th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.45% (0.00449) | 71.08th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.14% (0.01136) | 59.45th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.14% (0.01136) | 34.23th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.30% (0.01300) | 31.12th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.30% (0.01300) | 0.00th | v1 |
Weaknesses (2)
References (7)
- http://www.securityfocus.com/bid/100607 vdb-entryx_refsource_BID
- https://access.redhat.com/errata/RHSA-2017:3111 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2017-13743 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1484335 x_refsource_MISCIssue TrackingThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1488942 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2017-13743
- https://www.cve.org/CVERecord?id=CVE-2017-13743
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/100607 | vdb-entryx_refsource_BID | |
| https://access.redhat.com/errata/RHSA-2017:3111 | vendor-advisoryx_refsource_REDHAT | |
| https://access.redhat.com/security/cve/CVE-2017-13743 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1484335 | x_refsource_MISCIssue TrackingThird Party Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1488942 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2017-13743 | ||
| https://www.cve.org/CVERecord?id=CVE-2017-13743 |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Aug 29, 2017
Updated Aug 5, 2024
Reserved Aug 29, 2017
Link CVE-2017-13743
CISA Vulnrichment
Updated n/a