Detections
Analytics
Security Updates for Microsoft Skype for Business and Microsoft Lync (November 2018)
medium Nessus Plugin ID 118929
Language:
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 denial of service vulnerability exists in Skype for Business. An attacker who successfully exploited the vulnerability could cause Skype for Business to stop responding. Note that the denial of service would not allow an attacker to execute code or to elevate the attacker's user rights. For an attack to be successful, this vulnerability requires that a user sends a number of emojis in the affected version of Skype for Business.
The security update addresses the vulnerability by correcting how Skype for Business handles emojis.
(CVE-2018-8546)
Solution
Microsoft has released the following security updates to address this issue:-KB4461473
-KB4461487
See Also
Plugin Details
Severity: Medium
ID: 118929
File Name: smb_nt_ms18_nov_skype.nasl
Version: 1.6
Type: local
Agent: windows
Family: Windows : Microsoft Bulletins
Published: 11/13/2018
Updated: 4/5/2019
Supported Sensors: Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 4.4
CVSS v2
Risk Factor: Medium
Base Score: 4.3
Temporal Score: 3.4
Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P
CVSS Score Source: CVE-2018-8546
CVSS v3
Risk Factor: Medium
Base Score: 5.9
Temporal Score: 5.3
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Temporal Vector: CVSS:3.0/E:P/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 Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 11/13/2018
Vulnerability Publication Date: 11/13/2018
Reference Information
CVE: CVE-2018-8546
BID: 105802