GNU Libextractor 1.4 flac_extractor.c flac_metadata null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in GNU Libextractor 1.4. Affected by this issue is some unknown functionality of the file flac_extractor.c. The manipulation of the argument flac_metadata leads to null pointer dereference. This vulnerability is documented as CVE-2017-15267. The attack can be initiated remotely. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in GNU Libextractor 1.4. It has been rated as problematic. This issue affects an unknown functionality of the file flac_extractor.c. The manipulation of the argument flac_metadata with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to 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. Impacted is availability. The summary by CVE is:

In GNU Libextractor 1.4, there is a NULL Pointer Dereference in flac_metadata in flac_extractor.c.

The bug was discovered 10/11/2017. The weakness was released 10/11/2017 (Website). The advisory is shared at lists.gnu.org. The identification of this vulnerability is CVE-2017-15267 since 10/11/2017. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 105009 (Debian DLA-1198-1 : libextractor 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.

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 (105009) and SecurityFocus (BID 101272†). Entries connected to this vulnerability are available at VDB-107800, VDB-108001, VDB-108002 and VDB-108003. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

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

NVD Base Score: 7.5
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: 105009
Nessus Name: Debian DLA-1198-1 : libextractor security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

10/11/2017 🔍
10/11/2017 +0 days 🔍
10/11/2017 +0 days 🔍
10/11/2017 +0 days 🔍
10/11/2017 +0 days 🔍
10/12/2017 +1 days 🔍
12/04/2017 +53 days 🔍
12/05/2017 +1 days 🔍
01/03/2023 +1855 days 🔍

Sourcesinfo

Vendor: gnu.org

Advisory: DLA 1198-1
Researcher: Zhao Liang, Huawei Weiran Labs.
Status: Not defined

CVE: CVE-2017-15267 (🔍)
GCVE (CVE): GCVE-0-2017-15267
GCVE (VulDB): GCVE-100-107801
SecurityFocus: 101272

See also: 🔍

Entryinfo

Created: 10/12/2017 10:40
Updated: 01/03/2023 11:14
Changes: 10/12/2017 10:40 (67), 11/24/2019 12:00 (3), 01/16/2021 18:59 (5), 01/03/2023 11:14 (3)
Complete: 🔍
Cache ID: 216::103

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

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