Microsoft Skype for Business Server 2019 CU7 information disclosure

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Microsoft Skype for Business Server 2019 CU7. Affected by this issue is some unknown functionality. The manipulation leads to information disclosure. This vulnerability is referenced as CVE-2024-20695. Remote exploitation of the attack is possible. No exploit is available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Microsoft Skype for Business Server 2019 CU7 (Unified Communication Software). This issue affects some unknown processing. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality.

The weakness was published 02/13/2024 as confirmed security guidance (Website). It is possible to read the advisory at portal.msrc.microsoft.com. The identification of this vulnerability is CVE-2024-20695. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 03/04/2024). The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

Applying a patch is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 4.8

VulDB Base Score: 4.3
VulDB Temp Score: 3.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Microsoft): 5.7
Vendor Vector (Microsoft): 🔍

CNA Base Score: 5.7
CNA Vector (Microsoft): 🔍

CVSSv2info

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

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

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: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

02/13/2024 🔍
02/13/2024 +0 days 🔍
02/13/2024 +0 days 🔍
03/04/2024 +20 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: portal.msrc.microsoft.com
Status: Confirmed

CVE: CVE-2024-20695 (🔍)
GCVE (CVE): GCVE-0-2024-20695
GCVE (VulDB): GCVE-100-253595
scip Labs: https://www.scip.ch/en/?labs.20140918

Entryinfo

Created: 02/13/2024 19:27
Updated: 03/04/2024 09:57
Changes: 02/13/2024 19:27 (5), 02/13/2024 19:28 (29), 02/13/2024 19:31 (20), 03/04/2024 09:57 (11)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion

 Anonymous User (+0)
2 years ago
Good morning,
The official microsoft:skype_for_business_server cpe provided by NIST NVD dictionary is for Microsoft Skype for Business Server 2015. Could you please also use the microsoft:skype_for_business cpe?
We would appreciate it very much.
Best regards,
TEAM CERT
 VulDB Community Team2 years ago
The official Microsoft advisory only mentions the server component.

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