CVE-2021-26421
Published May 11, 2021
Last updated a year ago
Overview
- Description
- Skype for Business and Lync Spoofing Vulnerability
- Source
- secure@microsoft.com
- NVD status
- Modified
Social media
- Hype score
- Not currently trending
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 6.5
- Impact score
- 4.7
- Exploitability score
- 1.3
- Vector string
- CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:L/A:N
- Severity
- MEDIUM
CVSS 2.0
- Type
- Primary
- Base score
- 5.8
- Impact score
- 4.9
- Exploitability score
- 8.6
- Vector string
- AV:N/AC:M/Au:N/C:P/I:P/A:N
Weaknesses
- nvd@nist.gov
- NVD-CWE-noinfo
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:microsoft:lync_server:2013:cumulative_update_10:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "33F380C0-651D-4ACF-B729-8A05EC5D5AA4"
},
{
"criteria": "cpe:2.3:a:microsoft:skype_for_business_server:2015:cumulative_update_11:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E5E44D3D-AED8-4A45-8A48-3F21A7CE4D26"
}
],
"operator": "OR"
}
]
}
]