ChangingTech MegaServiSignAdapter path traversal

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability was found in ChangingTech MegaServiSignAdapter. It has been declared as critical. Affected by this issue is some unknown functionality. The manipulation results in path traversal. This vulnerability is reported as CVE-2022-39059. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability, which was classified as critical, was found in ChangingTech MegaServiSignAdapter (version now known). Affected is some unknown processing. 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. CVE summarizes:

ChangingTech MegaServiSignAdapter component has a path traversal vulnerability within its file reading function. An unauthenticated remote attacker can exploit this vulnerability to access arbitrary system files.

The weakness was disclosed 01/31/2023. The advisory is shared for download at twcert.org.tw. This vulnerability is traded as CVE-2022-39059 since 08/31/2022. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1006.

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

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

CNA Base Score: 7.5
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

08/31/2022 🔍
01/31/2023 +153 days 🔍
01/31/2023 +0 days 🔍
01/31/2023 +0 days 🔍

Sourcesinfo

Advisory: twcert.org.tw
Status: Not defined

CVE: CVE-2022-39059 (🔍)
GCVE (CVE): GCVE-0-2022-39059
GCVE (VulDB): GCVE-100-219792

Entryinfo

Created: 01/31/2023 14:13
Changes: 01/31/2023 14:13 (46)
Complete: 🔍
Cache ID: 216::103

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