VDB-117953 · CVE-2018-11129 · Nessus 120876

VCFtools 0.1.15 VCF File header.cpp add_INFO_descriptor use after free

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.
6.4	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in VCFtools 0.1.15 and classified as problematic. Affected by this vulnerability is the function header::add_INFO_descriptor of the file header.cpp of the component VCF File Handler. The manipulation leads to use after free. This vulnerability is listed as CVE-2018-11129. The attack may be initiated remotely. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in VCFtools 0.1.15. It has been rated as problematic. This issue affects the function header::add_INFO_descriptor of the file header.cpp of the component VCF File Handler. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is availability. The summary by CVE is:

The header::add_INFO_descriptor function in header.cpp in VCFtools 0.1.15 allows remote attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact via a crafted vcf file.

The bug was discovered 05/16/2018. The weakness was presented 05/17/2018 as confirmed mailinglist post (Full-Disclosure). The advisory is shared at seclists.org. The identification of this vulnerability is CVE-2018-11129 since 05/15/2018. 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 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 120876 (Fedora 28 : vcftools (2018-ea05fcd378)), 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 197456 (Ubuntu Security Notification for Vcftools Vulnerabilities (USN-3974-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 9 months after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (120876). See VDB-117950 and VDB-117954 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

VCFtools

Version

0.1.15

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

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

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 120876
Nessus Name: Fedora 28 : vcftools (2018-ea05fcd378)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

05/15/2018 🔍
05/16/2018 +1 days 🔍
05/17/2018 +0 days 🔍
05/17/2018 +0 days 🔍
05/18/2018 +1 days 🔍
12/30/2018 +226 days 🔍
01/03/2019 +4 days 🔍
03/14/2023 +1531 days 🔍

Sourcesinfo

Advisory: FEDORA-2018-ea05fcd378
Status: Confirmed

CVE: CVE-2018-11129 (🔍)
GCVE (CVE): GCVE-0-2018-11129
GCVE (VulDB): GCVE-100-117953
See also: 🔍

Entryinfo

Created: 05/18/2018 08:50
Updated: 03/14/2023 08:32
Changes: 05/18/2018 08:50 (66), 02/07/2020 08:58 (10), 03/14/2023 08:29 (4), 03/14/2023 08:32 (1)
Complete: 🔍
Cache ID: 216::103

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