Lianquan Smart eVision File Acquisition path traversal

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Lianquan Smart eVision. This affects an unknown part of the component File Acquisition. Performing a manipulation results in path traversal. This vulnerability was named CVE-2022-39033. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability classified as critical has been found in Lianquan Smart eVision (affected version not known). This affects some unknown functionality of the component File Acquisition. The manipulation with an unknown input leads to a path traversal vulnerability. CWE is classifying the issue as CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Smart eVision’s file acquisition function has a path traversal vulnerability due to insufficient filtering for special characters in the URL parameter. An unauthenticated remote attacker can exploit this vulnerability to bypass authentication, access restricted paths to download and delete arbitrary system files to disrupt service.

The weakness was presented 09/28/2022. The advisory is shared at twcert.org.tw. This vulnerability is uniquely identified as CVE-2022-39033 since 08/30/2022. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1006 for this issue.

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

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 9.8
CNA Vector (TWCERT/CC): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Path traversal
CWE: CWE-22
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/30/2022 🔍
09/28/2022 +29 days 🔍
09/28/2022 +0 days 🔍
10/24/2022 +26 days 🔍

Sourcesinfo

Advisory: twcert.org.tw
Status: Not defined

CVE: CVE-2022-39033 (🔍)
GCVE (CVE): GCVE-0-2022-39033
GCVE (VulDB): GCVE-100-209673

Entryinfo

Created: 09/28/2022 07:38
Updated: 10/24/2022 17:38
Changes: 09/28/2022 07:38 (37), 10/24/2022 17:38 (12)
Complete: 🔍
Cache ID: 216::103

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

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