libsndfile 1.0.28 sndfile.c sf_write_int null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in libsndfile 1.0.28. This issue affects the function sf_write_int of the file sndfile.c. Performing a manipulation results in null pointer dereference. This vulnerability is known as CVE-2018-19432. Remote exploitation of the attack is possible. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in libsndfile 1.0.28 (Audio Processing Software). This affects the function sf_write_int of the file sndfile.c. The manipulation with an unknown input leads to a null pointer dereference vulnerability. CWE is classifying the issue as CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. This is going to have an impact on availability. The summary by CVE is:

An issue was discovered in libsndfile 1.0.28. There is a NULL pointer dereference in the function sf_write_int in sndfile.c, which will lead to a denial of service.

The bug was discovered 11/22/2018. The weakness was published 11/22/2018 (Website). The advisory is shared at securityfocus.com. This vulnerability is uniquely identified as CVE-2018-19432 since 11/21/2018. 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 119878 (Debian DLA-1618-1 : libsndfile security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 176789 (Debian Security Update for libsndfile (DLA 1618-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (119878) and SecurityFocus (BID 105996†). Similar entries are available at VDB-100762, VDB-100763, VDB-100764 and VDB-100766. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 119878
Nessus Name: Debian DLA-1618-1 : libsndfile security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

11/21/2018 🔍
11/22/2018 +1 days 🔍
11/22/2018 +0 days 🔍
11/22/2018 +0 days 🔍
11/22/2018 +0 days 🔍
11/22/2018 +0 days 🔍
12/26/2018 +34 days 🔍
12/27/2018 +1 days 🔍
06/11/2023 +1627 days 🔍

Sourcesinfo

Advisory: 427⛔
Status: Confirmed

CVE: CVE-2018-19432 (🔍)
GCVE (CVE): GCVE-0-2018-19432
GCVE (VulDB): GCVE-100-127065
SecurityFocus: 105996 - Libsndfile 'sndfile.c' Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 11/22/2018 18:34
Updated: 06/11/2023 09:56
Changes: 11/22/2018 18:34 (73), 04/14/2020 14:54 (5), 06/11/2023 09:51 (4), 06/11/2023 09:56 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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