HMS Cosy+ 2024 certificate validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.6$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in HMS Cosy+ 2024. Affected by this vulnerability is an unknown functionality. This manipulation causes certificate validation. This vulnerability is tracked as CVE-2024-33897. Moreover, an exploit is present. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability has been found in HMS Cosy+ 2024 and classified as critical. Affected by this vulnerability is an unknown functionality. The manipulation with an unknown input leads to a certificate validation vulnerability. The CWE definition for the vulnerability is CWE-295. The product does not validate, or incorrectly validates, a certificate. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A compromised HMS Networks Cosy+ device could be used to request a Certificate Signing Request from Talk2m for another device, resulting in an availability issue. The issue was patched on the Talk2m production server on April 18, 2024.

The advisory is shared at ewon.biz. This vulnerability is known as CVE-2024-33897 since 04/28/2024. The exploitation appears to be difficult. The exploitation doesn't need any form of authentication. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1587.003 for this issue.

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

Applying a patch is able to eliminate this problem.

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

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.7
VulDB Meta Temp Score: 7.6

VulDB Base Score: 5.0
VulDB Temp Score: 4.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.1
NVD Vector: 🔍

CNA Base Score: 9.1
CNA Vector (MITRE): 🔍

CVSSv2info

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

Exploitinginfo

Class: Certificate validation
CWE: CWE-295 / CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/28/2024 🔍
08/06/2024 +100 days 🔍
08/06/2024 +0 days 🔍
08/19/2024 +13 days 🔍

Sourcesinfo

Advisory: ewon.biz
Status: Confirmed

CVE: CVE-2024-33897 (🔍)
GCVE (CVE): GCVE-0-2024-33897
GCVE (VulDB): GCVE-100-273757
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 08/06/2024 17:00
Updated: 08/19/2024 19:23
Changes: 08/06/2024 17:00 (53), 08/13/2024 06:16 (22), 08/19/2024 19:23 (10)
Complete: 🔍
Cache ID: 216::103

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

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