CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.8 | $0-$5k | 0.00 |
A vulnerability was found in Liblouis 3.2.0. It has been declared as critical. Affected by this vulnerability is the function _lou_showString
of the file utils.c. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:
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.
The bug was discovered 08/29/2017. The weakness was disclosed 08/29/2017 (Website). The advisory is shared at securityfocus.com. This vulnerability is known as CVE-2017-13743 since 08/29/2017. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available.
The vulnerability scanner Nessus provides a plugin with the ID 103528 (SUSE SLED12 / SLES12 Security Update : liblouis (SUSE-SU-2017:2570-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 170411 (OpenSUSE Security Update for liblouis (openSUSE-SU-2017:2639-1)).
Upgrading eliminates this vulnerability. A possible mitigation has been published 4 weeks after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at Tenable (103528) and SecurityFocus (BID 100607†).
Product
Vendor
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.9VulDB Meta Temp Score: 6.8
VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 6.5
NVD Vector: 🔍
CVSSv2
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unlock | unlock | unlock | unlock | unlock | unlock |
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VulDB Base Score: 🔍
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VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Memory corruptionCWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Nessus ID: 103528
Nessus Name: SUSE SLED12 / SLES12 Security Update : liblouis (SUSE-SU-2017:2570-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 64337
OpenVAS Name: CentOS Update for liblouis CESA-2017:3111 centos7
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Timeline
08/29/2017 🔍08/29/2017 🔍
08/29/2017 🔍
08/29/2017 🔍
08/29/2017 🔍
08/30/2017 🔍
09/26/2017 🔍
09/28/2017 🔍
12/27/2022 🔍
Sources
Advisory: RHSA-2017:3111⛔Status: Not defined
CVE: CVE-2017-13743 (🔍)
SecurityFocus: 100607 - Liblouis Multiple Security Vulnerabilities
Entry
Created: 08/30/2017 08:56Updated: 12/27/2022 08:49
Changes: 08/30/2017 08:56 (67), 11/11/2019 17:57 (11), 12/27/2022 08:49 (4)
Complete: 🔍
Cache ID: 3:72D:103
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