libsndfile 1.0.28 flac.c flac_buffer_copy memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.8$0-$5k0.00

A vulnerability classified as problematic has been found in libsndfile 1.0.28 (Audio Processing Software). Affected is the function flac_buffer_copy of the file flac.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 availability. CVE summarizes:

The flac_buffer_copy function in flac.c in libsndfile 1.0.28 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted audio file.

The bug was discovered 04/29/2017. The weakness was shared 04/30/2017 (Website). The advisory is shared for download at blogs.gentoo.org. This vulnerability is traded as CVE-2017-8363 since 04/30/2017. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 100121 (SUSE SLES11 Security Update : libsndfile (SUSE-SU-2017:1236-1)), 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 169973 (SUSE Enterprise Linux Security Update for libsndfile (SUSE-SU-2017:1236-1)).

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

The vulnerability is also documented in the databases at Tenable (100121) and SecurityFocus (BID 105996†). The entries VDB-99446, VDB-99753, VDB-99754 and VDB-100762 are related to this item. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Name

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.8

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
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CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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Current Price Estimation: 🔍

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Nessus ID: 100121
Nessus Name: SUSE SLES11 Security Update : libsndfile (SUSE-SU-2017:1236-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for libsndfile FEDORA-2017-abbac6c64b
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
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Timelineinfo

04/29/2017 🔍
04/30/2017 +1 days 🔍
04/30/2017 +0 days 🔍
04/30/2017 +0 days 🔍
05/01/2017 +1 days 🔍
05/10/2017 +9 days 🔍
05/11/2017 +1 days 🔍
11/22/2018 +560 days 🔍
12/02/2022 +1471 days 🔍

Sourcesinfo

Advisory: DLA 1618-1
Researcher: Pedro Sampaio
Status: Confirmed

CVE: CVE-2017-8363 (🔍)
GCVE (CVE): GCVE-0-2017-8363
GCVE (VulDB): GCVE-100-100764
SecurityFocus: 105996 - Libsndfile 'sndfile.c' Denial of Service Vulnerability
OSVDB: - CVE-2017-8363 - libsndfile - Buffer Overflow Issue

See also: 🔍

Entryinfo

Created: 05/01/2017 10:51 AM
Updated: 12/02/2022 04:01 PM
Changes: 05/01/2017 10:51 AM (75), 09/22/2020 04:33 PM (6), 12/22/2020 10:23 AM (3), 12/02/2022 04:01 PM (3)
Complete: 🔍
Cache ID: 18:00D:40

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