CVE-2023-41763

Skype for Business Elevation of Privilege Vulnerability

CVE-2023-41763 is fixed in 2 products on 1 platform, first by KB3061064, released October 10, 2023. It is being exploited: CISA added it to the Known Exploited Vulnerabilities catalog on October 10, 2023. Patch Radar priority: Patch now.

Patch nowCISA KEVPublicly disclosed

CVSS

5.3

Important

Exploitation

Exploited

Reported by the vendor

CISA KEV

Oct 10, 2023

Federal due date Oct 31, 2023

EPSS

0.9028

99th percentile

Where it's fixed

Product	Fix	Released
Microsoft
Skype for Business Server 2015 CU13	KB3061064	Oct 10, 2023
Skype for Business Server 2019 CU7	KB4470124	Oct 10, 2023

Details

Published
October 10, 2023
Weakness
Server-Side Request Forgery (SSRF)
CISA required action
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-41763

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