Lout 3.40 z02.c srcnext out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Lout 3.40. The impacted element is the function srcnext of the file z02.c. This manipulation causes out-of-bounds write. This vulnerability appears as CVE-2019-19918. The attack requires local access. There is no available exploit.

Detailsinfo

A vulnerability classified as critical was found in Lout 3.40. Affected by this vulnerability is the function srcnext of the file z02.c. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Lout 3.40 has a heap-based buffer overflow in the srcnext() function in z02.c.

The weakness was presented 12/20/2019. This vulnerability is known as CVE-2019-19918 since 12/20/2019. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 261109 (Linux Distros Unpatched Vulnerability : CVE-2019-19918), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (261109). See VDB-147582 for similar entry. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.5

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 261109
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2019-19918

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/20/2019 🔍
12/20/2019 +0 days 🔍
12/21/2019 +1 days 🔍
09/04/2025 +2084 days 🔍

Sourcesinfo

Advisory: FEDORA-2020-81c80ff1ed
Status: Not defined

CVE: CVE-2019-19918 (🔍)
GCVE (CVE): GCVE-0-2019-19918
GCVE (VulDB): GCVE-100-147583
See also: 🔍

Entryinfo

Created: 12/21/2019 18:12
Updated: 09/04/2025 05:01
Changes: 12/21/2019 18:12 (36), 12/21/2019 18:17 (17), 03/16/2024 10:19 (4), 09/04/2025 05:01 (16)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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