CVE-2023-41763
MEDIUMCVSS 5.3/10Actively ExploitedEPSS 90.35%
Last modified
CVE-2023-41763 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. Skype for Business Elevation of Privilege Vulnerability. CISA has confirmed active exploitation in the wild. EPSS estimates a 90.35% chance of exploitation in the next 30 days.
Description
Skype for Business Elevation of Privilege Vulnerability
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Exploitation Status
This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by .
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Microsoft | Skype For Business Server | 2015 | Cumulative Update 13 |
| Microsoft | Skype For Business Server | 2019 | Cumulative Update 7 |
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-41763Patch, Vendor Advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-41763Patch, Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-41763US Government Resource
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2023-41763?
Skype for Business Elevation of Privilege Vulnerability
How severe is CVE-2023-41763?
CVE-2023-41763 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 90.35% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.
How do I fix CVE-2023-41763?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2023-41763?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST