Detections
Analytics
Skype for Business and Lync Spoofing Vulnerability
medium Nessus Plugin ID 122869
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Synopsis
The Microsoft Skype for Business or Microsoft Lync installation on the remote host is missing a security update.Description
The Microsoft Skype for Business or Microsoft Lync installation on the remote host is missing a security update. It is, therefore, affected by the following vulnerability :- A spoofing vulnerability exists when a Skype for Business 2015 server does not properly sanitize a specially crafted request. An authenticated attacker could exploit the vulnerability by sending a specially crafted request to an affected Skype for Business server. The attacker who successfully exploited this vulnerability could then perform cross-site scripting attacks on affected systems and run script in the security context of the current user. (CVE-2019-0798)
Solution
Microsoft has released the following security updates to address this issue:-KB4492302
-KB4492303
See Also
Plugin Details
Severity: Medium
ID: 122869
File Name: smb_nt_ms19_mar_skype.nasl
Version: 1.5
Type: local
Agent: windows
Family: Windows : Microsoft Bulletins
Published: 3/15/2019
Updated: 4/11/2022
Supported Sensors: Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 4.6
CVSS v2
Risk Factor: Medium
Base Score: 4.3
Temporal Score: 3.2
Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N
CVSS Score Source: CVE-2019-0798
CVSS v3
Risk Factor: Medium
Base Score: 6.1
Temporal Score: 5.3
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: cpe:/a:microsoft:skype_for_business, cpe:/a:microsoft:lync
Required KB Items: SMB/MS_Bulletin_Checks/Possible
Exploit Ease: No known exploits are available
Patch Publication Date: 3/12/2019
Vulnerability Publication Date: 3/12/2019
Reference Information
CVE: CVE-2019-0798