VDB-221457 · Submit #88449 · CVE-2023-0908

Xoslab Easy File Locker 2.2.0.184 xlkfs.sys MessageNotifyCallback denial of service

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 was found in Xoslab Easy File Locker 2.2.0.184. It has been classified as problematic. Impacted is the function MessageNotifyCallback in the library xlkfs.sys. Performing a manipulation results in denial of service. This vulnerability is reported as CVE-2023-0908. The attack requires a local approach. Moreover, an exploit is present.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Xoslab Easy File Locker 2.2.0.184. This affects the function MessageNotifyCallback in the library xlkfs.sys. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability.

The weakness was disclosed 02/18/2023. The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2023-0908. Technical details and a public exploit are known.

The exploit is shared for download at github.com. It is declared as proof-of-concept.

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

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

Productinfo

Vendor

Xoslab

Name

Easy File Locker

Version

2.2.0.184

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.1

VulDB Base Score: 5.5
VulDB Temp Score: 5.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 5.5
CNA Vector (VulDB): 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/18/2023 🔍
02/18/2023 +0 days 🔍
02/18/2023 +0 days 🔍
03/23/2023 +33 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2023-0908 (🔍)
GCVE (CVE): GCVE-0-2023-0908
GCVE (VulDB): GCVE-100-221457
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 02/18/2023 09:00
Updated: 03/23/2023 08:08
Changes: 02/18/2023 09:00 (41), 02/20/2023 07:54 (2), 03/23/2023 08:07 (2), 03/23/2023 08:08 (28)
Complete: 🔍
Submitter: Zeze7w
Committer: Zeze7w
Cache ID: 216::103

Submitinfo

Accepted

Submit #88449: Easy File Locker, xlkfs.sys, DoS (by Zeze7w)