Information disclosure in Microsoft Word
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 3 |
| CVE-ID | CVE-2020-1502 CVE-2020-1583 CVE-2020-1503 |
| CWE-ID | CWE-125 |
| Exploitation vector | Network |
| Public exploit | N/A |
| 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 for Mac Client/Desktop applications / Office applications Microsoft Office Web Apps 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) Out-of-bounds read
EUVDB-ID: #VU45531
Risk: Low
CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-1502
CWE-ID:
CWE-125 - Out-of-bounds read
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition when processing untrusted data. A remote attacker can create a specially crafted Word file, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.
MitigationInstall update from vendor's website.
Vulnerable software versionsMicrosoft SharePoint Server: 2019
Microsoft Office: 2019
Office Online Server: 2016
CPE2.3- 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:*:*:*:*:*:*:
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1502
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.
2) Out-of-bounds read
EUVDB-ID: #VU45533
Risk: Low
CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-1583
CWE-ID:
CWE-125 - Out-of-bounds read
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition when processing untrusted data. A remote attacker can create a specially crafted Word file, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the 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_word:*:*:*:*:*:*:*:
- 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_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-2020-1583
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.
3) Out-of-bounds read
EUVDB-ID: #VU45532
Risk: Low
CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-1503
CWE-ID:
CWE-125 - Out-of-bounds read
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition when processing untrusted data. A remote attacker can create a specially crafted Word file, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the 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-2020-1503
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.
