Vulnerability in Microsoft Lync Server
CVE-2022-33633
Skype for Business and Lync Remote Code Execution Vulnerability
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.023 (83.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 83.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.023 · newest: 0.023 · change: +0.001
Affected products
- Microsoft Lync Server — versions 2013
- Microsoft Lync Server 2013 Cu10 — versions 8308.0
- Microsoft Skype For Business — versions 2015, 2019
- Microsoft Skype For Business Server 2015 Cu12 — versions 9319.0
- Microsoft Skype For Business Server 2019 Cu6 — versions 2046.0
References
- msrc.microsoft.com/update-guide/vulnerability/CVE-2022-33633 (vendor-advisory)
Frequently asked questions
- What is CVE-2022-33633?
- CVE-2022-33633 is a high-severity vulnerability in Microsoft Lync Server. CVSS score: 7.2/10. Published 2022-07-12.
- How severe is CVE-2022-33633?
- High severity. CVSS v3 base score is 7.2 out of 10.