libimobiledevice libplist 1.12 PLIST File bplist.c parse_data_node resource management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.9$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in libimobiledevice libplist 1.12. Impacted is the function parse_data_node of the file bplist.c of the component PLIST File Handler. Performing a manipulation results in resource management. This vulnerability is cataloged as CVE-2017-6440. The attack must be initiated from a local position. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in libimobiledevice libplist 1.12. It has been classified as problematic. This affects the function parse_data_node of the file bplist.c of the component PLIST File Handler. The manipulation with an unknown input leads to a resource management vulnerability. CWE is classifying the issue as CWE-399. This is going to have an impact on availability. The summary by CVE is:

The parse_data_node function in bplist.c in libimobiledevice libplist 1.12 allows local users to cause a denial of service (memory allocation error) via a crafted plist file.

The bug was discovered 03/02/2017. The weakness was shared 03/15/2017 by zhunki (GitHub Repository). The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2017-6440 since 03/02/2017. An attack has to be approached locally. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 13 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 100187 (Fedora 24 : libplist (2017-3849af4477)), 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 169997 (SUSE Enterprise Linux Security Update for libplist (SUSE-SU-2017:1379-1)).

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

The vulnerability is also documented in the databases at Tenable (100187) and SecurityFocus (BID 97583†). The entries VDB-98166 and VDB-98167 are related to this item. 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: 4.5
VulDB Meta Temp Score: 4.2

VulDB Base Score: 4.0
VulDB Temp Score: 3.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.0
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 100187
Nessus Name: Fedora 24 : libplist (2017-3849af4477)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for libplist FEDORA-2017-4047180cd3
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

03/02/2017 🔍
03/02/2017 +0 days 🔍
03/15/2017 +13 days 🔍
03/15/2017 +0 days 🔍
03/15/2017 +0 days 🔍
03/16/2017 +1 days 🔍
05/12/2017 +57 days 🔍
05/16/2017 +4 days 🔍
09/09/2020 +1212 days 🔍

Sourcesinfo

Product: github.com

Advisory: github.com
Researcher: zhunki
Status: Not defined

CVE: CVE-2017-6440 (🔍)
GCVE (CVE): GCVE-0-2017-6440
GCVE (VulDB): GCVE-100-98169
SecurityFocus: 97583 - libplist CVE-2017-6440 Local Denial of Service Vulnerability
OSVDB: - CVE-2017-6440 - libplist - Denial of Service Issue

See also: 🔍

Entryinfo

Created: 03/16/2017 11:15
Updated: 09/09/2020 10:00
Changes: 03/16/2017 11:15 (76), 09/09/2020 10:00 (7)
Complete: 🔍
Cache ID: 216::103

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

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