Backdoor.Win32.Hupigon.afjk Web Server path traversal

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 (≈)
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CTI Interest Score
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5.6$0-$5k0.00

Summaryinfo

A vulnerability has been found in Backdoor.Win32.Hupigon.afjk and classified as critical. This issue affects some unknown processing of the component Web Server. This manipulation causes path traversal. It is possible to initiate the attack remotely. Furthermore, there is an exploit available. It is advisable to implement restrictive firewalling.

Detailsinfo

A vulnerability has been found in Backdoor.Win32.Hupigon.afjk (Remote Access Software) (the affected version unknown) and classified as critical. Affected by this vulnerability is an unknown part of the component Web Server. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-23. The product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize sequences such as ".." that can resolve to a location that is outside of that directory. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was shared 10/28/2021 as MVID-2021-0374. The advisory is shared at malvuln.com. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1006 for this issue.

It is possible to download the exploit at malvuln.com. It is declared as proof-of-concept.

Proper firewalling of is able to address this issue.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 5.6

VulDB Base Score: 6.3
VulDB Temp Score: 5.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

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-23 / CWE-22
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Firewall
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/28/2021 🔍
10/28/2021 +0 days 🔍
10/28/2021 +0 days 🔍

Sourcesinfo

Advisory: MVID-2021-0374
Status: Not defined

GCVE (VulDB): GCVE-100-185629
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 10/28/2021 13:58
Changes: 10/28/2021 13:58 (39)
Complete: 🔍
Submitter: malvuln
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #23147: Backdoor.Win32.Hupigon.afjk / Directory Traversal (by malvuln)

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