VDB-105948 · CVE-2017-13755 · Nessus 112098

The Sleuth Kit 4.4.2 iso9660 Image tsk/fs/iso9660_dent.c iso9660_proc_dir memory corruption

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.
5.3	$0-$5k	0.00

Summaryinfo

A vulnerability labeled as critical has been found in The Sleuth Kit 4.4.2. The impacted element is the function iso9660_proc_dir of the file tsk/fs/iso9660_dent.c of the component iso9660 Image Handler. The manipulation results in memory corruption. This vulnerability was named CVE-2017-13755. The attack needs to be approached locally. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical has been found in The Sleuth Kit 4.4.2. Affected is the function iso9660_proc_dir of the file tsk/fs/iso9660_dent.c of the component iso9660 Image Handler. 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 confidentiality, integrity, and availability. CVE summarizes:

In The Sleuth Kit (TSK) 4.4.2, opening a crafted ISO 9660 image triggers an out-of-bounds read in iso9660_proc_dir() in tsk/fs/iso9660_dent.c in libtskfs.a, as demonstrated by fls.

The bug was discovered 08/29/2017. The weakness was presented 08/29/2017 (Website). The advisory is shared for download at github.com. This vulnerability is traded as CVE-2017-13755 since 08/29/2017. The exploitability is told to be easy. The attack needs to be approached locally. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 112098 (Fedora 27 : sleuthkit (2018-7270b39f50)), 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 277688 (Fedora Security Update for sleuthkit (FEDORA-2018-7270b39f50)).

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

The vulnerability is also documented in the vulnerability database at Tenable (112098). See VDB-105949, VDB-105952, VDB-118959 and VDB-118960 for similar entries. Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

The Sleuth Kit

Version

4.4.2

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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Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

Price Prediction: 🔍
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Nessus ID: 112098
Nessus Name: Fedora 27 : sleuthkit (2018-7270b39f50)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Timelineinfo

08/29/2017 🔍
08/29/2017 +0 days 🔍
08/29/2017 +0 days 🔍
08/29/2017 +0 days 🔍
08/30/2017 +1 days 🔍
08/23/2018 +358 days 🔍
08/24/2018 +1 days 🔍
12/27/2022 +1586 days 🔍