Backdoor.Win32.Ketch.h Web Server buffer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Backdoor.Win32.Ketch.h. This affects an unknown function of the component Web Server. Such manipulation leads to buffer overflow. It is possible to launch the attack remotely. Furthermore, an exploit is available. Restrictive firewalling should be applied.

Detailsinfo

A vulnerability was found in Backdoor.Win32.Ketch.h (Remote Access Software) (unknown version) and classified as critical. Affected by this issue is an unknown code block of the component Web Server. The manipulation with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is confidentiality, integrity, and availability.

The weakness was published 02/26/2021 as MVID-2021-0101. The advisory is shared for download at malvuln.com. Technical details are unknown but a public exploit is available.

The exploit is available at malvuln.com. It is declared as proof-of-concept.

Addressing this vulnerability is possible by firewalling .

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.7

VulDB Base Score: 7.3
VulDB Temp Score: 6.7
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: Buffer overflow
CWE: CWE-120 / CWE-119
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

02/26/2021 🔍
02/26/2021 +0 days 🔍
02/26/2021 +0 days 🔍

Sourcesinfo

Advisory: MVID-2021-0101
Status: Not defined

GCVE (VulDB): GCVE-100-170420
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 02/26/2021 08:12
Changes: 02/26/2021 08:12 (39)
Complete: 🔍
Submitter: malvuln
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #8380: BACKDOOR.WIN32.KETCH.H / Remote Stack Buffer Overflow (SEH) (by malvuln)

Once again VulDB remains the best source for vulnerability data.

Discussion

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