VDB-102235 · CVE-2017-9124 · EDB-ID 42148

libquicktime 1.2.4 MP4 File util.c quicktime_match_32 null pointer dereference

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.6	$0-$5k	0.00

Summaryinfo

A vulnerability was found in libquicktime 1.2.4. It has been rated as problematic. Affected by this issue is the function quicktime_match_32 of the file util.c of the component MP4 File Handler. This manipulation causes null pointer dereference. This vulnerability is registered as CVE-2017-9124. Remote exploitation of the attack is possible. Furthermore, an exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability has been found in libquicktime 1.2.4 and classified as problematic. Affected by this vulnerability is the function quicktime_match_32 of the file util.c of the component MP4 File Handler. 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:

The quicktime_match_32 function in util.c in libquicktime 1.2.4 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted mp4 file.

The bug was discovered 06/07/2017. The weakness was published 06/12/2017 as EDB-ID 42148 as not defined exploit (Exploit-DB). It is possible to read the advisory at exploit-db.com. This vulnerability is known as CVE-2017-9124 since 05/21/2017. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known.

After immediately, there has been an exploit disclosed. It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 5 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 101282 (openSUSE Security Update : libquicktime (openSUSE-2017-785)), 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 170138 (SUSE Enterprise Linux Security Update for libquicktime (SUSE-SU-2017:1769-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 4 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (42148) and Tenable (101282). Similar entries are available at VDB-102233, VDB-102234, VDB-102236 and VDB-102237. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

libquicktime

Version

1.2.4

CPE 2.3info

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CPE 2.2info

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CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.6

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
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: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

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Nessus ID: 101282
Nessus Name: openSUSE Security Update : libquicktime (openSUSE-2017-785)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 72536
OpenVAS Name: Debian LTS Advisory ([SECURITY] [DLA 1042-1] libquicktime security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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Timelineinfo

05/21/2017 🔍
06/07/2017 +17 days 🔍
06/12/2017 +5 days 🔍
06/12/2017 +0 days 🔍
06/12/2017 +0 days 🔍
06/12/2017 +0 days 🔍
06/12/2017 +0 days 🔍
07/06/2017 +24 days 🔍
07/07/2017 +1 days 🔍
12/15/2024 +2718 days 🔍