SB2020032312 - Remote code execution in Adobe Type Manager Library in Microsoft Windows

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Buffer overflow (CVE-ID: CVE-2020-1020)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the Windows Adobe Type Manager Library when parsing a specially-crafted multi-master font - Adobe Type 1 PostScript format. A remote attacker can create a specially crafted document, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note, this vulnerability is being actively exploited in the wild.

2) Buffer overflow (CVE-ID: CVE-2020-0938)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the Windows Adobe Type Manager Library when parsing a specially-crafted multi-master font - Adobe Type 1 PostScript format. A remote attacker can create a specially crafted document, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note, this vulnerability is being actively exploited in the wild.

Remediation

Install update from vendor's website.

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/ADV200006
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1020
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0938