GNOME Structured File Library 1.14.41 TAR File gsf-infile-tar.c tar_directory_for_file 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 GNOME Structured File Library 1.14.41. Affected is the function tar_directory_for_file of the file gsf-infile-tar.c of the component TAR File Handler. The manipulation leads to null pointer dereference. This vulnerability is listed as CVE-2016-9888. The attack may be initiated remotely. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in GNOME Structured File Library 1.14.41 (Software Library) and classified as problematic. This issue affects the function tar_directory_for_file of the file gsf-infile-tar.c of the component TAR File Handler. The manipulation 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:

An error within the "tar_directory_for_file()" function (gsf-infile-tar.c) in GNOME Structured File Library before 1.14.41 can be exploited to trigger a Null pointer dereference and subsequently cause a crash via a crafted TAR file.

The bug was discovered 12/07/2016. The weakness was presented 12/08/2016 by Behzad Najjarpour Jabbari with Secunia Research (Website). It is possible to read the advisory at securityfocus.com. The identification of this vulnerability is CVE-2016-9888 since 12/07/2016. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit.

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 95677 (Fedora 25 : libgsf (2016-6ba1694d89)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 276400 (Fedora Security Update for mingw-libgsf (FEDORA-2017-21edf966b0)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 3 days after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (95677), SecurityFocus (BID 94860†) and Secunia (SA71201†). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
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: 95677
Nessus Name: Fedora 25 : libgsf (2016-6ba1694d89)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 103228
OpenVAS Name: Fedora Update for libgsf FEDORA-2016-4871c26b3c
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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Patch: github.com

Timelineinfo

12/07/2016 🔍
12/07/2016 +0 days 🔍
12/08/2016 +1 days 🔍
12/08/2016 +0 days 🔍
12/08/2016 +0 days 🔍
12/09/2016 +1 days 🔍
12/11/2016 +2 days 🔍
12/12/2016 +1 days 🔍
09/15/2024 +2834 days 🔍

Sourcesinfo

Vendor: gnome.org

Advisory: FEDORA-2016-6ba1694d89⛔
Researcher: Behzad Najjarpour Jabbari
Organization: Secunia Research
Status: Not defined

CVE: CVE-2016-9888 (🔍)
GCVE (CVE): GCVE-0-2016-9888
GCVE (VulDB): GCVE-100-93983
SecurityFocus: 94860 - GNOME libgsf 'gsf-infile-tar.c' Denial of Service Vulnerability
Secunia: 71201

Entryinfo

Created: 12/09/2016 07:49
Updated: 09/15/2024 10:14
Changes: 12/09/2016 07:49 (73), 08/24/2019 12:41 (9), 10/05/2022 08:44 (5), 10/05/2022 08:48 (1), 10/05/2022 08:49 (1), 09/15/2024 10:14 (16)
Complete: 🔍
Cache ID: 216:548:103

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