libsndfile 1.0.28 wav.c wav_write_header out-of-bounds

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.8$0-$5k0.00

Summaryinfo

A vulnerability was found in libsndfile 1.0.28. It has been rated as critical. Affected by this issue is the function wav_write_header of the file wav.c. The manipulation leads to out-of-bounds. This vulnerability is uniquely identified as CVE-2018-19758. Local access is required to approach this attack. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in libsndfile 1.0.28 (Audio Processing Software) and classified as critical. This issue affects the function wav_write_header of the file wav.c. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

There is a heap-based buffer over-read at wav.c in wav_write_header in libsndfile 1.0.28 that will cause a denial of service.

The bug was discovered 11/08/2018. The weakness was disclosed 11/30/2018 (Website). The advisory is shared at bugzilla.redhat.com. The identification of this vulnerability is CVE-2018-19758 since 11/29/2018. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 21 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 121071 (Debian DLA-1632-1 : 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 176653 (Debian Security Update for libsndfile (DLA 1712-1)).

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 (121071) and SecurityFocus (BID 105996†). The entries VDB-100762, VDB-100763, VDB-100764 and VDB-100766 are pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / 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: 121071
Nessus Name: Debian DLA-1632-1 : 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

11/08/2018 🔍
11/22/2018 +14 days 🔍
11/29/2018 +7 days 🔍
11/29/2018 +0 days 🔍
11/30/2018 +1 days 🔍
11/30/2018 +0 days 🔍
01/10/2019 +41 days 🔍
01/11/2019 +1 days 🔍
06/12/2023 +1613 days 🔍

Sourcesinfo

Advisory: USN-4013-1
Status: Confirmed

CVE: CVE-2018-19758 (🔍)
GCVE (CVE): GCVE-0-2018-19758
GCVE (VulDB): GCVE-100-127337
SecurityFocus: 105996 - Libsndfile 'sndfile.c' Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 11/30/2018 15:26
Updated: 06/12/2023 11:33
Changes: 11/30/2018 15:26 (74), 04/16/2020 12:47 (5), 06/12/2023 11:33 (4)
Complete: 🔍
Cache ID: 216::103

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

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