Skype For Business Server
Vendor:
First CVE: Sep 9, 2015 · Active for 10 years
14
Total CVEs
More Total CVEs than 92% of tracked products
2.3
Avg CVEs / Year
Higher CVE frequency than 76% of tracked products
6.2
Avg CVSS
Higher Avg CVSS than 29% of tracked products
7.1%
KEV Rate
Higher KEV Rate than 98% of tracked products
Trends Over Time
The number and severity of CVEs published that impact Skype For Business Server over time
Volume of CVEsAvg CVSS Base Score
First CVE
Sep 9, 2015
10 years ago
Most Recent CVE
Feb 13, 2024
896 days ago
CVE Severity & Scoring
Skype For Business Server14 CVEs
57%
43%
All CVEs353,240 CVEs
45%
40%
11%
MediumHigh
Attack Vector
Local0 (0.0%)
Network11 (78.6%)
Unknown2 (14.3%)
Physical0 (0.0%)
Adjacent Network1 (7.1%)
Attack Complexity
Low12 (85.7%)
High0 (0.0%)
Unknown2 (14.3%)
User Interaction
None9 (64.3%)
Unknown2 (14.3%)
Required3 (21.4%)
Privileges Required
Low3 (21.4%)
High4 (28.6%)
None5 (35.7%)
Unknown2 (14.3%)
Top CVEs
Signals from CVEs in this product scope (14 CVEs).
14 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2023-41763MEDIUM Skype for Business Elevation of Privilege Vulnerability | Oct 10, 2023 | 5.3 | 95 | YES | YES |
CVE-2022-26911MEDIUM Skype for Business Information Disclosure Vulnerability | Apr 15, 2022 | 6.5 | 24 | NO | NO |
CVE-2021-26422HIGH Skype for Business and Lync Remote Code Execution Vulnerability | May 11, 2021 | 7.2 | 23 | NO | NO |
CVE-2021-26421HIGH Skype for Business and Lync Spoofing Vulnerability | May 11, 2021 | 7.1 | 23 | NO | NO |
CVE-2021-24099MEDIUM Skype for Business and Lync Denial of Service Vulnerability | Feb 25, 2021 | 6.5 | 22 | NO | NO |
CVE-2021-24073HIGH Skype for Business and Lync Spoofing Vulnerability | Feb 25, 2021 | 7.1 | 22 | NO | NO |
CVE-2019-0798MEDIUM A spoofing vulnerability exists when a Lync Server or Skype for Business Server does not properly sanitize a specially crafted request, aka 'Skype for Business and Lync Spoofing Vu | Apr 9, 2019 | 6.1 | 22 | NO | NO |
CVE-2023-36780HIGH Skype for Business Remote Code Execution Vulnerability | Oct 10, 2023 | 7.2 | 21 | NO | NO |
CVE-2023-36789HIGH Skype for Business Remote Code Execution Vulnerability | Oct 10, 2023 | 7.2 | 20 | NO | NO |
CVE-2023-36786HIGH Skype for Business Remote Code Execution Vulnerability | Oct 10, 2023 | 7.2 | 20 | NO | NO |
Exploit Exposure
Signals from CVEs in this product scope (14 CVEs).
CISA KEV
1 CVE
7.1% of CVEs· 98th percentile
Metasploit
0 CVEs
0.0% of CVEs· Bottom 1%
Nuclei
1 CVE
7.1% of CVEs· 97th percentile
ExploitDB
0 CVEs
0.0% of CVEs· Bottom 1%
Social Chatter
Signals from CVEs in this product scope (14 CVEs).
Media Mentions
Signals from CVEs in this product scope (14 CVEs).
Top CNAs Publishing CVEs For Skype For Business Server
Top CWEs
Versions
| Version | CVE Count | Avg CVSS | Avg EPSS | KEV | Exploits |
|---|---|---|---|---|---|
| 2019 | 9 | 6.5 | 12.1% | 1 | 1 |
| 2015 | 13 | 6.3 | 10.3% | 1 | 1 |