SB2018082209 - Multiple vulnerabilities in Node.js

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Information disclosure (CVE-ID: CVE-2018-7166)

The vulnerability allows a local attacker to obtain potentially sensitive information.

The vulnerability exists due to the Buffer.alloc() function of the affected software returns uninitialized memory. A local attacker can submit malicious arguments to the Buffer.alloc() function and cause a targeted system to return uncleared memory blocks that hold sensitive information.

2) Out-of-bounds write (CVE-ID: CVE-2018-12115)

The vulnerability allows a local attacker to gain elevated privileges on the target system.

The vulnerability exists due to an out-of-bounds write condition in the Buffer component when used with UCS-2 encoding. A local attacker can cause a targeted system to stop functioning or execute arbitrary code with elevated privileges.

Remediation

Install update from vendor's website.

References

• https://nodejs.org/en/blog/vulnerability/august-2018-security-releases/