High severity · published Jul 12, 2022
CVE-2022-33633
Skype for Business and Lync Remote Code Execution Vulnerability
7.2
CVSS
2.3%
EPSS
No
On KEV
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.3% · higher than 83% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LS
Lync Server · Microsoft
2013 · source: NVD
SF
Skype For Business · Microsoft
2015; 2019 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-33633
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-33633
msrc.microsoft.com
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-33633
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