SoX 14.4.2 effect_i_dsp.c lsx_make_lpf null pointer dereference

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.4$0-$5k0.00

A vulnerability was found in SoX 14.4.2. It has been declared as problematic. Affected by this vulnerability is the function lsx_make_lpf of the file effect_i_dsp.c. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect availability. The summary by CVE is:

An issue was discovered in SoX 14.4.2. lsx_make_lpf in effect_i_dsp.c allows a NULL pointer dereference.

The bug was discovered 02/07/2019. The weakness was released 02/15/2019 (Website). The advisory is shared at lists.debian.org. This vulnerability is known as CVE-2019-8357 since 02/15/2019. 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 are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 8 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 176957 (Debian Security Update for sox (DLA 1808-1)).

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

Entries connected to this vulnerability are available at 130918, 130919 and 130920.

Productinfo

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.4

VulDB Base Score: 3.3
VulDB Temp Score: 3.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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Exploitinginfo

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

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/07/2019 🔍
02/15/2019 +8 days 🔍
02/15/2019 +0 days 🔍
02/16/2019 +1 days 🔍
07/10/2023 +1605 days 🔍

Sourcesinfo

Advisory: USN-4079-1
Status: Confirmed

CVE: CVE-2019-8357 (🔍)
See also: 🔍

Entryinfo

Created: 02/16/2019 14:31
Updated: 07/10/2023 15:28
Changes: 02/16/2019 14:31 (57), 05/10/2020 19:02 (2), 07/10/2023 15:28 (3)
Complete: 🔍
Cache ID: 52:261:103

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