Liblouis 3.2.0 compileTranslationTable.c resolveSubtable memory corruption
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.2 | $0-$5k | 0.00 |
A vulnerability, which was classified as critical, was found in Liblouis 3.2.0. This affects the function resolveSubtable
of the file compileTranslationTable.c. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:
There is a heap-based buffer overflow that causes a more than two thousand bytes out-of-bounds write in Liblouis 3.2.0, triggered in the function resolveSubtable() in compileTranslationTable.c. It will lead to denial of service or remote code execution.
The bug was discovered 08/29/2017. The weakness was presented 08/29/2017 (Website). The advisory is shared at securityfocus.com. This vulnerability is uniquely identified as CVE-2017-13739 since 08/29/2017. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. 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 196915 (Ubuntu Security Notification for Liblouis Vulnerabilities (USN-3408-1)).
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 vulnerability database at Tenable (103528). See 105932, 105934, 105935 and 105936 for similar entries.
Product
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
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CVSSv3
VulDB Meta Base Score: 7.5VulDB Meta Temp Score: 7.4
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
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VulDB Reliability: 🔍
NVD Base Score: 8.8
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CVSSv2
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Exploiting
Class: Memory corruptionCWE: CWE-119
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
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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: 867168
OpenVAS Name: Fedora Update for liblouis FEDORA-2017-2c9852dd05
OpenVAS File: 🔍
OpenVAS Family: 🔍
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
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Countermeasures
Recommended: UpgradeStatus: 🔍
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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 🔍
11/11/2019 🔍
Sources
Advisory: securityfocus.com⛔Status: Not defined
CVE: CVE-2017-13739 (🔍)
SecurityFocus: 100607 - Liblouis Multiple Security Vulnerabilities
See also: 🔍
Entry
Created: 08/30/2017 08:55Updated: 11/11/2019 17:29
Changes: 08/30/2017 08:55 (67), 11/11/2019 17:29 (11)
Complete: 🔍
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