Multiple vulnerabilities in Microsoft Office

Beschreibung

Multiple serious vulnerabilities have been found in Microsoft Office. Malicious users can exploit these vulnerabilities to execute arbitrary code, bypass security restrictions and privilege escalations.

Below is a complete list of vulnerabilities:

1. Multiple vulnerabilities related to an incorrect handing of objects in memory in Microsoft Office can be exploited remotely via sending a specially designed document to affected system to execute arbitrary code;
2. An improper user sessions management in Microsoft Project Server can be exploited remotely via a specially designed website to gain privileges;
3. An incorrect process of processing macros settings in Excel document can be exploited remotely to bypass security restrictions;

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Technical details

Vulnerability (1) requires that a user open a file with an affected version of Microsoft Office.

Ursprüngliche Informationshinweise

• ADV170020

• CVE-2017-11854
• CVE-2017-11876
• CVE-2017-11877
• CVE-2017-11878
• CVE-2017-11882
• CVE-2017-11884

CVE Liste

• CVE-2017-11854
  critical
• CVE-2017-11876
  critical
• CVE-2017-11877
  critical
• CVE-2017-11878
  critical
• CVE-2017-11882
  critical
• CVE-2017-11884
  critical

KB Liste

• 4011242
• 4011247
• 4011268
• 4011245
• 4011244
• 4011265
• 4011264
• 4011267
• 4011266
• 4011262
• 4011206
• 4011205
• 4011220
• 3162047
• 4011233
• 4011250
• 4011199
• 4011257
• 4011270
• 4011271
• 4011197
• 4011618
• 4011020
• 4011604

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