VDB-119713 · CVE-2018-12097 · ID 33

liblnk up to 2018-04-19 lnk File liblnk_location_information.c liblnk_location_information_read_data out-of-bounds ⚔ [Disputed]

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.
6.1	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical has been found in liblnk up to 2018-04-19. Affected by this vulnerability is the function liblnk_location_information_read_data of the file liblnk_location_information.c of the component lnk File Handler. This manipulation causes out-of-bounds. This vulnerability appears as CVE-2018-12097. The attack may be initiated remotely. There is no available exploit. The real existence of this vulnerability is still doubted at the moment.

Detailsinfo

A vulnerability has been found in liblnk up to 2018-04-19 and classified as critical. Affected by this vulnerability is the function liblnk_location_information_read_data of the file liblnk_location_information.c of the component lnk File Handler. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The liblnk_location_information_read_data function in liblnk_location_information.c in liblnk through 2018-04-19 allows remote attackers to cause an information disclosure (heap-based buffer over-read) via a crafted lnk file.

The bug was discovered 06/12/2018. The weakness was presented 06/19/2018 as not defined mailinglist post (Full-Disclosure). The advisory is shared at seclists.org. This vulnerability is known as CVE-2018-12097 since 06/11/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 7 days. During that time the estimated underground price was around $0-$5k. The real existence of this vulnerability is still doubted at the moment. The vulnerability scanner Nessus provides a plugin with the ID 253228 (Linux Distros Unpatched Vulnerability : CVE-2018-12097), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (253228). See VDB-119712 and VDB-119714 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

liblnk

Version

2018-04-19

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 6.1

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CNA Base Score: 5.5
CNA Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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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: Out-of-bounds
CWE: CWE-125 / 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: 253228
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2018-12097

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/11/2018 🔍
06/12/2018 +1 days 🔍
06/19/2018 +6 days 🔍
06/19/2018 +0 days 🔍
06/20/2018 +1 days 🔍
08/24/2025 +2622 days 🔍

Sourcesinfo

Advisory: 33
Status: Not defined
Disputed: 🔍

CVE: CVE-2018-12097 (🔍)
GCVE (CVE): GCVE-0-2018-12097
GCVE (VulDB): GCVE-100-119713
See also: 🔍

Entryinfo

Created: 06/20/2018 13:32
Updated: 08/24/2025 12:59
Changes: 06/20/2018 13:32 (59), 02/20/2020 15:43 (1), 03/28/2023 09:26 (3), 08/05/2024 13:11 (28), 08/24/2025 12:59 (2)
Complete: 🔍
Cache ID: 216::103

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