Microsoft Office Memory Corruption Vulnerability
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2016-3316 |
| CWE-ID | CWE-119 |
| Exploitation vector | Network |
| Public exploit | Public exploit code for vulnerability #1 is available. |
| Vulnerable software |
Client/Desktop applications / Office applications Microsoft Office for Mac Client/Desktop applications / Office applications Microsoft Word Client/Desktop applications / Office applications Microsoft Word for Mac Client/Desktop applications / Office applications Other |
| Vendor |
Microsoft |
Security Bulletin
This security bulletin contains one high risk vulnerability.
1) Memory Corruption
EUVDB-ID: #VU297
Risk: High
CVSSv4.0: 7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber]
CVE-ID: CVE-2016-3316
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: Yes
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to boundary error when parsing objects in memory. A remote attacker can create a specially crafted Word document, convince the victim to open it, trigger memory corruption and execute arbitrary code on the target system with privileges of the current user.
Successful exploitation of this vulnerability may allow an attacker to run arbitrary code on vulnerable system.
MitigationInstall updates from Microsoft website.
Vulnerable software versions: 2013 RT - 2016
Microsoft Office for Mac: 2016
Microsoft Word: 2013 RT Service Pack 1 - 2016
Microsoft Word for Mac: 2016
CPE2.3- cpe:2.3::::2013 RT:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:microsoft_office:2013:*:*:*:*:*:*:*
- cpe:2.3::::2016:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:microsoft_office_for_mac:2016:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:microsoft_word:2013_RT_Service_Pack_1:*:*:*:*:microsoft_office:*:*
- cpe:2.3:a:microsoft:microsoft_word:2013_Service_Pack_1:*:*:*:*:microsoft_office:*:*
- cpe:2.3:a:microsoft:microsoft_word:*:*:*:*:*:microsoft_office:*:*
- cpe:2.3:a:microsoft:microsoft_word_for_mac:2016:*:*:*:*:microsoft_office_for_mac:*:*
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2016-3316
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to trick the victim to visit a specially crafted website or open a file.
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.
