Multiple vulnerabilities in Microsoft Word
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 3 |
| CVE-ID | CVE-2020-1448 CVE-2020-1447 CVE-2020-1446 |
| CWE-ID | CWE-119 |
| Exploitation vector | Network |
| Public exploit |
Public exploit code for vulnerability #1 is available. Public exploit code for vulnerability #2 is available. Public exploit code for vulnerability #3 is available. |
| Vulnerable software |
Microsoft SharePoint Server Server applications / Application servers Microsoft Office Client/Desktop applications / Office applications Microsoft Word Client/Desktop applications / Office applications Microsoft Office Web Apps Client/Desktop applications / Office applications Microsoft Office for Mac Client/Desktop applications / Office applications Office Online Server Server applications / Other server solutions |
| Vendor | Microsoft |
Security Bulletin
This security bulletin contains information about 3 vulnerabilities.
1) Buffer overflow
EUVDB-ID: #VU29766
Risk: High
CVSSv3.1: 7.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]
CVE-ID: CVE-2020-1448
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing Microsoft Word files. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationInstall update from vendor's website.
Vulnerable software versionsMicrosoft SharePoint Server: 2016 - 2019
Microsoft Office: 2019
Office Online Server: 2016
Microsoft Word: 2013 RT Service Pack 1 - 2016
Microsoft Office Web Apps: 2013 Service Pack 1
CPE2.3- cpe:2.3:a:microsoft:microsoft_sharepoint_server:2016:*:*:*:*:*:*:
- cpe:2.3:a:microsoft:microsoft_sharepoint_server:2019:*:*:*:*:*:*:
- cpe:2.3:a:microsoft:microsoft_office:*:*:*:*:*:*:*:
- cpe:2.3:a:microsoft:office_online_server:2016:*:*:*:*:*:*:
- cpe:2.3:a:microsoft:microsoft_word:2013 RT Service Pack 1:*:*:*:*:*:*:
- cpe:2.3:a:microsoft:microsoft_word:2013 Service Pack 1:*:*:*:*:*:*:
- cpe:2.3:a:microsoft:microsoft_word:*:*:*:*:*:*:*:
- cpe:2.3:a:microsoft:microsoft_office_web_apps:2013 Service Pack 1:*:*:*:*:*:*:
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1448
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.
2) Buffer overflow
EUVDB-ID: #VU29771
Risk: High
CVSSv3.1: 7.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]
CVE-ID: CVE-2020-1447
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing Microsoft Word files. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationInstall update from vendor's website.
Vulnerable software versionsMicrosoft SharePoint Server: 2010 - 2019
Microsoft Office: 2010 Service Pack 2 - 2019
Office Online Server: 2016
Microsoft Word: 2010 - 2016
Microsoft Office for Mac: 2016
Microsoft Office Web Apps: 2010 Service Pack 2 - 2013 Service Pack 1
CPE2.3- cpe:2.3:a:microsoft:microsoft_sharepoint_server:2010:*:*:*:*:*:*:
- cpe:2.3:a:microsoft:microsoft_sharepoint_server:2013:*:*:*:*:*:*:
- cpe:2.3:a:microsoft:microsoft_sharepoint_server:2016:*:*:*:*:*:*:
- cpe:2.3:a:microsoft:microsoft_office:2010 Service Pack 2:*:*:*:*:*:*:
- cpe:2.3:a:microsoft:office_online_server:2016:*:*:*:*:*:*:
- cpe:2.3:a:microsoft:microsoft_office_for_mac:2016:*:*:*:*:*:*:
- cpe:2.3:a:microsoft:microsoft_office_web_apps:2010 Service Pack 2:*:*:*:*:*:*:
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1447
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.
3) Buffer overflow
EUVDB-ID: #VU29772
Risk: High
CVSSv3.1: 7.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]
CVE-ID: CVE-2020-1446
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing Microsoft Word files. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationInstall update from vendor's website.
Vulnerable software versionsMicrosoft SharePoint Server: 2010 - 2019
Microsoft Office: 2010 Service Pack 2 - 2019
Office Online Server: 2016
Microsoft Word: 2010 - 2016
Microsoft Office for Mac: 2016
Microsoft Office Web Apps: 2010 Service Pack 2 - 2013 Service Pack 1
CPE2.3- cpe:2.3:a:microsoft:microsoft_sharepoint_server:2010:*:*:*:*:*:*:
- cpe:2.3:a:microsoft:microsoft_sharepoint_server:2013:*:*:*:*:*:*:
- cpe:2.3:a:microsoft:microsoft_sharepoint_server:2016:*:*:*:*:*:*:
- cpe:2.3:a:microsoft:office_online_server:2016:*:*:*:*:*:*:
- cpe:2.3:a:microsoft:microsoft_office_for_mac:2016:*:*:*:*:*:*:
- cpe:2.3:a:microsoft:microsoft_office_web_apps:2010 Service Pack 2:*:*:*:*:*:*:
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1446
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.
