SB2018021311 - Remote code execution in Microsoft ChakraCore
Published: February 13, 2018
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 11 secuirty vulnerabilities.
1) Memory corruption (CVE-ID: CVE-2018-0858)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper handling of objects in memory by the scripting engine. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with elevated privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
2) Memory corruption (CVE-ID: CVE-2018-0834)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper handling of objects in memory by the scripting engine. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with elevated privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
3) Memory corruption (CVE-ID: CVE-2018-0835)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper handling of objects in memory by the scripting engine. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with elevated privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
4) Memory corruption (CVE-ID: CVE-2018-0836)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper handling of objects in memory by the scripting engine. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with elevated privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
5) Memory corruption (CVE-ID: CVE-2018-0837)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper handling of objects in memory by the scripting engine. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with elevated privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
6) Memory corruption (CVE-ID: CVE-2018-0838)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper handling of objects in memory by the scripting engine. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with elevated privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
7) Memory corruption (CVE-ID: CVE-2018-0840)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper handling of objects in memory by the scripting engine in Microsoft browsers. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with elevated privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
8) Memory corruption (CVE-ID: CVE-2018-0856)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper handling of objects in memory by the scripting engine. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with elevated privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
9) Memory corruption (CVE-ID: CVE-2018-0857)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper handling of objects in memory by the scripting engine. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with elevated privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
10) Memory corruption (CVE-ID: CVE-2018-0859)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper handling of objects in memory by the scripting engine. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with elevated privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
11) Memory corruption (CVE-ID: CVE-2018-0860)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper handling of objects in memory by the scripting engine. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with elevated privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install update from vendor's website.
References
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0858
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0834
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0835
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0836
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0837
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0838
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0840
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0856
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0857
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0859
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0860