CVE-2021-43255
published 2021-12-15CVE-2021-43255: Microsoft Office Trust Center Spoofing Vulnerability
PriorityP423medium5.5CVSS 3.1
AVLACLPRNUIRSUCNIHAN
EPSS
1.98%
78.3th percentile
Microsoft Office Trust Center Spoofing Vulnerability
Affected
19 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | microsoft_365_apps_for_enterprise | >= 16.0.1 < https://aka.ms/OfficeSecurityReleases | https://aka.ms/OfficeSecurityReleases |
| microsoft | microsoft_office_2013_service_pack_1 | >= 15.0.0 < 15.0.5407.1000 | 15.0.5407.1000 |
| microsoft | microsoft_office_2016 | >= 16.0.0 < 16.0.5254.1001 | 16.0.5254.1001 |
| microsoft | microsoft_office_2019 | >= 19.0.0 < https://aka.ms/OfficeSecurityReleases | https://aka.ms/OfficeSecurityReleases |
| microsoft | microsoft_office_ltsc_2021 | >= 16.0.1 < https://aka.ms/OfficeSecurityReleases | https://aka.ms/OfficeSecurityReleases |
| microsoft | office | — | — |
| microsoft | office | — | — |
| microsoft | office | — | — |
| microsoft | office | — | — |
| microsoft | office_long_term_servicing_channel | — | — |
| msrc | microsoft_365_apps_for_enterprise_for_32-bit_systems | — | — |
| msrc | microsoft_365_apps_for_enterprise_for_64-bit_systems | — | — |
| msrc | microsoft_office_2013_rt_service_pack_1 | — | — |
| msrc | microsoft_office_2013_service_pack_1 | — | — |
| msrc | microsoft_office_2016 | — | — |
| msrc | microsoft_office_2019_for_32-bit_editions | — | — |
| msrc | microsoft_office_2019_for_64-bit_editions | — | — |
| msrc | microsoft_office_ltsc_2021_for_32-bit_editions | — | — |
| msrc | microsoft_office_ltsc_2021_for_64-bit_editions | — | — |
CVSS provenance
nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:N
vendor_msrc5.5MEDIUM
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Microsoft
Microsoft Office Trust Center Spoofing Vulnerability
vendor_msrc·2021-12-14·CVSS 5.5
CVE-2021-43255 [MEDIUM] Microsoft Office Trust Center Spoofing Vulnerability
Microsoft Office Trust Center Spoofing Vulnerability
FAQ: Is the Preview Pane an attack vector for this vulnerability?
No, the Preview Pane is not an attack vector.
FAQ: There are multiple update packages available for some of the affected software. Do I need to install all the updates listed in the Security Updates table for the software?
Yes. Customers should apply all updates offered for the software installed on their systems. If multiple updates apply, they can be installed in any order.
Office Developer Platform: Office Developer Platform
Microsoft: Microsoft
Impact: Spoofing
Exploit Status: Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely;Older Software Release:Exploitation Less Likely;DOS:N/A
Remediation: Click to Run
Reference: https://ww
GHSA
GHSA-x5f4-jxc9-j6mv: Microsoft Office Trust Center Spoofing Vulnerability
ghsa_unreviewed·2021-12-16
CVE-2021-43255 [MEDIUM] GHSA-x5f4-jxc9-j6mv: Microsoft Office Trust Center Spoofing Vulnerability
Microsoft Office Trust Center Spoofing Vulnerability
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2021-12-15
Published