What is the CVSS score of CVE-2021-24073?

CVE-2021-24073 has a CVSS 3.1 base score of 6.5 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:L/A:N. EPSS exploitation probability: 1.6%.

Is there a patch available for CVE-2021-24073?

Yes, a patch is available for CVE-2021-24073. Update the affected software to the latest version immediately.

Lync Server CVE-2021-24073

MEDIUM

2021-02-25 secure@microsoft.com

Information Disclosure Lync Server Skype For Business Server

6.5

CVSS 3.1 · Vendor: microsoft

Severity by source

Vendor (microsoft) PRIMARY

6.5 MEDIUM

AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:L/A:N

Primary rating from Vendor (microsoft) · only source for this CVE.

CVSS VectorVendor: microsoft

CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:L/A:N

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

High

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Feb 25, 2021 - 23:15 cve.org

MEDIUM 6.5

DescriptionCVE.org

Skype for Business and Lync Spoofing Vulnerability

AnalysisAI

Skype for Business and Lync Spoofing Vulnerability. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable.

Technical ContextAI

Affected products include: Microsoft Lync Server, Microsoft Skype For Business Server.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

More in Lync Server

View all

CVE-2013-1302 CRITICAL Emergency

9.3 May 15

Microsoft Communicator 2007 R2, Lync 2010, Lync 2010 Attendee, and Lync Server 2013 do not properly handle objects in me

CVE-2014-4071 MEDIUM This Month

5.0 Sep 10

The Server in Microsoft Lync Server 2013 allows remote attackers to cause a denial of service (NULL pointer dereference

CVE-2014-4068 MEDIUM This Month

5.0 Sep 10

The Response Group Service in Microsoft Lync Server 2010 and 2013 and the Core Components in Lync Server 2013 do not pro

CVE-2014-1823 MEDIUM This Month

4.3 Jun 11

Cross-site scripting (XSS) vulnerability in the Web Components Server in Microsoft Lync Server 2010 and 2013 allows remo

CVE-2014-4070 MEDIUM This Month

4.3 Sep 10

Cross-site scripting (XSS) vulnerability in the Web Components Server in Microsoft Lync Server 2013 allows remote attack

CVE-2022-33633 HIGH This Week

7.2 Jul 12

Skype for Business and Lync Remote Code Execution Vulnerability. Rated high severity (CVSS 7.2), this vulnerability is r

CVE-2021-26422 HIGH This Week

7.2 May 11

Skype for Business and Lync Remote Code Execution Vulnerability. Rated high severity (CVSS 7.2), this vulnerability is r

CVE-2015-2531 MEDIUM This Month

4.3 Sep 09

Cross-site scripting (XSS) vulnerability in the jQuery engine in Microsoft Lync Server 2013 and Skype for Business Serve

CVE-2022-26911 MEDIUM This Month

6.5 Apr 15

Skype for Business Information Disclosure Vulnerability. Rated medium severity (CVSS 6.5), this vulnerability is remotel

CVE-2021-26421 MEDIUM This Month

6.5 May 11

Skype for Business and Lync Spoofing Vulnerability. Rated medium severity (CVSS 6.5), this vulnerability is remotely exp

CVE-2021-24099 MEDIUM This Month

6.5 Feb 25

Skype for Business and Lync Denial of Service Vulnerability. Rated medium severity (CVSS 6.5), this vulnerability is rem

CVE-2015-2532 MEDIUM This Month

4.3 Sep 09

Cross-site scripting (XSS) vulnerability in Microsoft Lync Server 2013 allows remote attackers to inject arbitrary web s

Same technique Information Disclosure

View all

CVE-2013-2251 CRITICAL POC

9.8

CVE-2017-5638 CRITICAL POC

9.8

CVE-2025-24813 CRITICAL POC

9.8

CVE-2015-1701 HIGH POC

7.8

CVE-2017-0147 HIGH POC

7.5

CVE-2014-6324 HIGH POC

8.8

CVE-2023-7028 CRITICAL POC

10.0

CVE-2017-0213 HIGH POC

7.3

CVE-2021-24073 vulnerability details – vuln.today

Back