VDB-241858 · CVE-2023-36786 · GCVE-0-2023-36786

Microsoft Skype for Business Server 2015 CU13/2019 CU7 privilege escalation

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 (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.6	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Microsoft Skype for Business Server 2015 CU13/2019 CU7. Affected by this issue is some unknown functionality. Executing a manipulation can lead to an unknown weakness. This vulnerability appears as CVE-2023-36786. The attack may be performed from remote. There is no available exploit. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability classified as critical was found in Microsoft Skype for Business Server 2015 CU13/2019 CU7 (Unified Communication Software). As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was presented 10/10/2023 as confirmed security guidance (Website). The advisory is available at portal.msrc.microsoft.com. This vulnerability was named CVE-2023-36786. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 10/29/2023).

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

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Unified Communication Software

Vendor

Microsoft

Name

Skype for Business Server

Version

License

commercial

Website

Vendor: https://www.microsoft.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.2
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.2
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Microsoft): 7.2
Vendor Vector (Microsoft): 🔍

CNA Base Score: 7.2
CNA Vector (Microsoft): 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Privilege escalation
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Timelineinfo

06/27/2023 🔍
10/10/2023 +105 days 🔍
10/10/2023 +0 days 🔍
10/10/2023 +0 days 🔍
10/29/2023 +19 days 🔍

Sourcesinfo

Vendor: microsoft.com

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

CVE: CVE-2023-36786 (🔍)
GCVE (CVE): GCVE-0-2023-36786
GCVE (VulDB): GCVE-100-241858
scip Labs: https://www.scip.ch/en/?labs.20140918

Entryinfo

Created: 10/10/2023 20:28
Updated: 10/29/2023 16:46
Changes: 10/10/2023 20:28 (34), 10/10/2023 20:32 (19), 10/29/2023 16:39 (1), 10/29/2023 16:46 (10)
Complete: 🔍
Cache ID: 216::103